Explore 3 senior java fullstack developer jobs from 2 hiring companies in North Tonawanda, NY, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Senior Java Fullstack Developer

Tonawanda

Amherst

Grand Island

Kenmore

Buffalo

East Amherst

Cheektowaga

Niagara Falls

Lockport

West Seneca

Depew

Lackawanna

Grandyle Village

Lancaster

South Lockport

Williamsville

Harris Hill

Batavia

Hamburg

Senior Java Fullstack Developer Jobs

Microsoft

Spotify

Hybrid

Onsite

Remote

<b>Overview</b><br><div><p>Do you enjoy solving problems, writing software, and working with customers? Do you want to join a team where learning about new technology is part of our work every day? Then, come join us! <br> <br>The Industry Solutions Engineering (ISE) team is a global engineering organization that works directly with customers looking to leverage the latest technologies to address their toughest challenges.  </p></div><div><p> </p></div><div><p>We work closely with our customers’ engineers to jointly develop code for cloud-based solutions that can accelerate their organization. We work in collaboration with Microsoft product teams, partners, and open-source communities to empower our customers to do more with the cloud. We develop solutions side-by-side with our customers through collaborative innovation to solve their challenges. This work involves the development of broadly applicable, high-impact solution patterns and open-source software assets that contribute to the Microsoft platform.  </p></div><div><p> </p></div><div><p>We are hiring a Senior Software Engineer-Fullstack with deep experience and expertise in designing and delivering solutions using modern software engineering practices and cloud technologies. You will be part of a cross-functional team of software engineers, data scientists, technical program managers, and designers who work side-by-side with high-impact and strategic customers and their engineers to build innovative solutions.  </p></div><div><p> </p></div><div><p>As part of our team, you will thrive in working with a variety of technologies, not just Microsoft technology. You will solve exciting business problems, contribute to open source, and collaborate with Microsoft product teams.  </p></div><div><p> </p></div><div><p>Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.</p></div><br><br><b>Responsibilities</b><br><div><div><ul style="list-style-type: disc;"><li><p><span>Collaborates with appropriate stakeholders to determine user requirements for a scenario.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Drives identification of dependencies and the development of design documents for a product, application, service, or platform.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Creates, implements, optimizes, debugs, refactors, and reuses code to establish and improve performance and maintainability, effectiveness, and return on investment (ROI).</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Leverages subject-matter expertise of product features and partners with appropriate stakeholders (e.g., project managers) to drive a workgroup's project plans, release plans, and work items.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Acts as a Designated Responsible Individual (DRI) and guides other engineers by developing and following the playbook, working on call to monitor system/product/service for degradation, downtime, or interruptions, alerting stakeholders about status and initiates actions to restore system/product/service for simple and complex problems when appropriate.</span><span> </span></p></li></ul></div></div><div><div><ul style="list-style-type: disc;"><li><p><span>Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Embodies our </span><a href="https://careers.microsoft.com/us/en/culture" target="_blank" rel="noreferrer noopener"><span>culture</span></a><span> and </span><a href="https://www.microsoft.com/en-us/about/corporate-values" target="_blank" rel="noreferrer noopener"><span>values</span></a><span> </span></p></li></ul></div></div><br><br><b>Qualifications</b><br><div><div><p>Required/Minimum Qualifications (RQs/MQs) </p></div><div><ul style="list-style-type: disc;"><li><p>Bachelor's Degree in Computer Science, or related technical discipline AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type: circle;"><li><p>OR equivalent experience. </p></li></ul></div><div><p> </p><p><strong>Other requirements:</strong> </p><ul><li>Currently have, or have the ability to obtain Secret (Level II) screening from a duly authorized department or agency of the Government of Canada. This process includes but is not limited to verification of identity, background, education, professional credentials, personal and professional references, credit check and criminal background check.  Secret security clearance screening may also require a security questionnaire and security interview, and a Canadian Security Intelligence Service (CSIS) security assessment. To obtain the requisite clearance within required timelines, applicants must have ten (10) years of continuous Canadian residency, and must not have lived or worked outside of Canada for more than six (6) months during that time, unless Microsoft is satisfied that the requisite clearance can nevertheless be obtained within required timelines. For more information on this process, visit the following web page: <a title="" href="https://www.canada.ca/en/security-intelligence-service/services/government-security-screening.html" target="_self">Government of Canada - Security Clearance</a></li><li>Need to be able to travel into the US to work with US customers. </li></ul></div><div><p>Additional or Preferred Qualifications (PQs) </p></div><div><ul style="list-style-type: disc;"><li><p>Bachelor's Degree in Computer Science </p></li></ul></div><div><ul style="list-style-type: circle;"><li><p>OR related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type: circle;"><li><p>OR Master's Degree in Computer Science or related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type: circle;"><li><p>OR equivalent experience. </p></li></ul></div><div><ul style="list-style-type: disc;"><li><p>Enjoy travel and are comfortable with travel up to 25% </p></li></ul></div><div><p> </p></div><div><p> </p></div><div><p>Our team prides itself on embracing a growth mindset, inspiring excellence, and encouraging everyone to share their unique viewpoints and be their authentic selves. Join us and help create life-changing innovations that impact billions around the world! </p></div><div><p>  </p></div><div><p>At Microsoft, we are seeking people who have a passion for the positive impact technology can have on communities and for making a difference in the world. Within ISE, you will find a wide range of backgrounds, perspectives, personal and cultural experiences which are vital to our success with our customers.  It’s an informal and flexible work environment and you’ll be welcome to work in the way that best enables you to get your job done.   </p></div><div><p>  </p></div></div><div><p>We invest in your health, wellness, and financial future by offering a competitive package including a wide range of benefits built around your personal needs and those close to you.    </p></div><div><p>  </p></div><div><p>Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances.  We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the <a href="https://careers.microsoft.com/us/en/accommodationrequest" target="_blank" rel="noreferrer noopener">Accommodation request form</a>.  </p></div><div><p>  </p></div><div><p>Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work. </p></div><div><p> </p></div><div><p> </p></div><div><p>#ISEngineering </p></div><div><p>#WSS</p></div> <br><br><p>Software Engineering IC4 - The typical base pay range for this role across Canada is CAD $114,400 - CAD $203,900 per year. </p><p></p> <p>Find additional pay information here:<br><a href="https://careers.microsoft.com/v2/global/en/canada-pay-information.html">https://careers.microsoft.com/v2/global/en/canada-pay-information.html</a></p><br><br>Software Engineering IC4 - L'échelle salariale de base typique pour ce rôle dans l'ensemble du Canada est de 114,400 $ CAD à 203,900 $ CAD par année. <p></p> <p>Pour plus d'information au sujet de la rémunération, veuillez cliquer ici:<br><a href="https://careers.microsoft.com/v2/global/en/canada-pay-information.html">https://careers.microsoft.com/v2/global/en/canada-pay-information.html</a></p><br><br><p>Ce poste sera ouvert pendant au moins cinq jours et les candidatures seront acceptées de façon continue jusqu’à ce que le poste soit pourvu.</p><br><p>This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.</p><br><hr><br><p>Microsoft est un employeur offrant l’égalité d’accès à l’emploi. Tous les candidats qualifiés seront pris en considération pour l’emploi, sans égard à l’âge, à l’ascendance, à la citoyenneté, à la couleur, aux congés médicaux ou familiaux, à l’identité ou à l’expression de genre, aux renseignements génétiques, à l’état d’immigration, à l’état matrimonial, à l’état de santé, à l’origine nationale, à un éventuel handicap physique ou mental, à l’affiliation politique, au statut de vétéran protégé ou au statut militaire, à la race, à l’ethnie, à la religion, au sexe (y compris la grossesse), à l’orientation sexuelle ou à toute autre caractéristique protégée par les lois, ordonnances et règlements locaux applicables. Si vous avez besoin d’aide avec des accommodements religieux et/ou d’un accommodement raisonnable en raison d’un handicap pendant le processus de candidature, apprenez-en plus sur la <a href="https://careers.microsoft.com/v2/ca/fr/accessibility.html"><b><u>demande d’accommodement.</u></b></a></p><br><p>Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about <a href="https://careers.microsoft.com/v2/global/en/accessibility.html"><b><u>requesting accommodations.</u></b></a></p> 

Senior Software Engineer - Fullstack

Senior Software Engineer

BS in CS or related field plus 4+ years coding in C/C++/C#/Java/JavaScript/Python; willingness to travel; ability to obtain Secret clearance; travel up to 25%.

<b>Overview</b><br><div><p>Do you enjoy solving problems, writing software, and working with customers? Do you want to join a team where learning about new technology is part of our work every day? Then, come join us! <br> <br>The Industry Solutions Engineering (ISE) team is a global engineering organization that works directly with customers looking to leverage the latest technologies to address their toughest challenges.  </p></div><div><p> </p></div><div><p>We work closely with our customers’ engineers to jointly develop code for cloud-based solutions that can accelerate their organization. We work in collaboration with Microsoft product teams, partners, and open-source communities to empower our customers to do more with the cloud. We develop solutions side-by-side with our customers through collaborative innovation to solve their challenges. This work involves the development of broadly applicable, high-impact solution patterns and open-source software assets that contribute to the Microsoft platform.  </p></div><div><p> </p></div><div><p>We are hiring a Principal Software Engineer-Fullstack with deep experience and expertise in designing and delivering solutions using modern software engineering practices and cloud technologies. You will be part of a cross-functional team of software engineers, data scientists, technical program managers, and designers who work side-by-side with high-impact and strategic customers and their engineers to build innovative solutions.  </p></div><div><p> </p></div><div><p>As part of our team, you will thrive in working with a variety of technologies, not just Microsoft technology. You will solve exciting business problems, contribute to open source, and collaborate with Microsoft product teams.  </p></div><div><p> </p></div><div><p>Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond. </p></div><br><br><b>Responsibilities</b><br><div><div><ul style="list-style-type: disc;"><li><p><span>Partners with appropriate stakeholders to determine user requirements for a set of scenarios.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Leads identification of dependencies and the development of design documents for a product, application, service, or platform.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Leads by example and mentors others to produce extensible and maintainable code used across products.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Leverages subject-matter expertise of cross-product features with appropriate stakeholders (e.g., project managers) to drive multiple group's project plans, release plans, and work items.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Holds accountability as a Designated Responsible Individual (DRI), mentoring engineers across products/solutions, working on-call to monitor system/product/service for degradation, downtime, or interruptions.</span><span> </span></p></li></ul></div></div><div><div><ul style="list-style-type: disc;"><li><p><span>Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale and shares knowledge with other engineers.</span><span> </span></p></li></ul></div><div><ul style="list-style-type: disc;"><li><p><span>Embodies our </span><a href="https://careers.microsoft.com/us/en/culture" target="_blank" rel="noreferrer noopener"><span>culture</span></a><span> and </span><a href="https://www.microsoft.com/en-us/about/corporate-values" target="_blank" rel="noreferrer noopener"><span>values</span></a><span> </span></p></li></ul></div></div><br><br><b>Qualifications</b><br><div><div><p>Required/Minimum Qualifications (RQs/MQs) </p></div><div><ul style="list-style-type:disc"><li><p>Bachelor's Degree in Computer Science, or related technical discipline AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type:circle"><li><p>OR equivalent experience. </p></li></ul></div><div><p>  <strong>Other requirements:</strong> </p><ul><li>Currently have, or have the ability to obtain Secret (Level II) screening from a duly authorized department or agency of the Government of Canada. This process includes but is not limited to verification of identity, background, education, professional credentials, personal and professional references, credit check and criminal background check.  Secret security clearance screening may also require a security questionnaire and security interview, and a Canadian Security Intelligence Service (CSIS) security assessment. To obtain the requisite clearance within required timelines, applicants must have ten (10) years of continuous Canadian residency, and must not have lived or worked outside of Canada for more than six (6) months during that time, unless Microsoft is satisfied that the requisite clearance can nevertheless be obtained within required timelines. For more information on this process, visit the following web page: <a title="" href="https://www.canada.ca/en/security-intelligence-service/services/government-security-screening.html" target="_self">Government of Canada - Security Clearance</a></li><li>Need to be able to travel into the US to work with US customers. </li></ul></div><div><p>Additional or Preferred Qualifications (PQs) </p></div><div><ul style="list-style-type:disc"><li><p>Bachelor's Degree in Computer Science </p></li></ul></div><div><ul style="list-style-type:circle"><li><p>OR related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type:circle"><li><p>OR Master's Degree in Computer Science or related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python </p></li></ul></div><div><ul style="list-style-type:circle"><li><p>OR equivalent experience. </p></li></ul></div><div><ul style="list-style-type:disc"><li><p>Enjoy travel and are comfortable with travel up to 25% </p></li></ul></div><div><p> </p></div><div><p> </p></div><div><p>Our team prides itself on embracing a growth mindset, inspiring excellence, and encouraging everyone to share their unique viewpoints and be their authentic selves. Join us and help create life-changing innovations that impact billions around the world! </p></div><div><p>  </p></div><div><p>At Microsoft, we are seeking people who have a passion for the positive impact technology can have on communities and for making a difference in the world. Within ISE, you will find a wide range of backgrounds, perspectives, personal and cultural experiences which are vital to our success with our customers.  It’s an informal and flexible work environment and you’ll be welcome to work in the way that best enables you to get your job done.   </p></div><div><p>  </p></div></div><div><p>We invest in your health, wellness, and financial future by offering a competitive package including a wide range of benefits built around your personal needs and those close to you.    </p></div><div><p>  </p></div><div><p>Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances.  We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the <a href="https://careers.microsoft.com/us/en/accommodationrequest" target="_blank" rel="noreferrer noopener">Accommodation request form</a>.  </p></div><div><p>  </p></div><div><p>Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work. </p></div><div><p> </p></div><div><p> </p></div><div><p>#ISEngineering </p></div><div><p>#WSS</p></div> <br><br><p>Software Engineering IC5 - The typical base pay range for this role across Canada is CAD $142,400 - CAD $257,500 per year. </p><p></p> <p>Find additional pay information here:<br><a href="https://careers.microsoft.com/v2/global/en/canada-pay-information.html">https://careers.microsoft.com/v2/global/en/canada-pay-information.html</a></p><br><br>Software Engineering IC5 - L'échelle salariale de base typique pour ce rôle dans l'ensemble du Canada est de 142,400 $ CAD à 257,500 $ CAD par année. <p></p> <p>Pour plus d'information au sujet de la rémunération, veuillez cliquer ici:<br><a href="https://careers.microsoft.com/v2/global/en/canada-pay-information.html">https://careers.microsoft.com/v2/global/en/canada-pay-information.html</a></p><br><br><p>Ce poste sera ouvert pendant au moins cinq jours et les candidatures seront acceptées de façon continue jusqu’à ce que le poste soit pourvu.</p><br><p>This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.</p><br><hr><br><p>Microsoft est un employeur offrant l’égalité d’accès à l’emploi. Tous les candidats qualifiés seront pris en considération pour l’emploi, sans égard à l’âge, à l’ascendance, à la citoyenneté, à la couleur, aux congés médicaux ou familiaux, à l’identité ou à l’expression de genre, aux renseignements génétiques, à l’état d’immigration, à l’état matrimonial, à l’état de santé, à l’origine nationale, à un éventuel handicap physique ou mental, à l’affiliation politique, au statut de vétéran protégé ou au statut militaire, à la race, à l’ethnie, à la religion, au sexe (y compris la grossesse), à l’orientation sexuelle ou à toute autre caractéristique protégée par les lois, ordonnances et règlements locaux applicables. Si vous avez besoin d’aide avec des accommodements religieux et/ou d’un accommodement raisonnable en raison d’un handicap pendant le processus de candidature, apprenez-en plus sur la <a href="https://careers.microsoft.com/v2/ca/fr/accessibility.html"><b><u>demande d’accommodement.</u></b></a></p><br><p>Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about <a href="https://careers.microsoft.com/v2/global/en/accessibility.html"><b><u>requesting accommodations.</u></b></a></p> 

Principal Software Engineer - Fullstack

Principal Software Engineer

Bachelor's in CS or related field plus 6+ years engineering experience with C/C++/C#/Java/JavaScript/Python; Secret-level security clearance eligibility; willingness to travel up to 25%; Canada-based residency requirements.

<div>
<p data-start="869" data-end="1283">UI Studio is Spotify’s internal generative UI prototyping platform that enables teams to spin up fully functioning replicas of Spotify surfaces — complete with playable music — to explore and pitch new product ideas. What started as a small internal project has evolved into a widely adopted platform, and we’re now expanding it into a full generative UI system where teams can prompt for the interfaces they need.</p>
<p data-start="1285" data-end="1544">As part of Spotify’s Platform mission, we build the technology that enables Spotify to learn quickly and scale easily — creating the infrastructure, tooling, frameworks, and capabilities needed to support our global business and millions of creators and fans.</p>
<p data-start="1546" data-end="1906">We’re looking for a Senior Fullstack Engineer who is genuinely fullstack — strong across backend systems and confident building high-quality frontend experiences — to help scale the platform’s architecture and AI-native capabilities. You’ll shape core technical decisions, lead complex initiatives end-to-end, and elevate engineering standards across the team.</p>
</div><br/><br/><div>
<p data-end="1283" data-start="869">UI Studio is Spotify&rsquo;s internal generative UI prototyping platform that enables teams to spin up fully functioning replicas of Spotify surfaces &mdash; complete with playable music &mdash; to explore and pitch new product ideas. What started as a small internal project has evolved into a widely adopted platform, and we&rsquo;re now expanding it into a full generative UI system where teams can prompt for the interfaces they need.</p>
<p data-end="1544" data-start="1285">As part of Spotify&rsquo;s Platform mission, we build the technology that enables Spotify to learn quickly and scale easily &mdash; creating the infrastructure, tooling, frameworks, and capabilities needed to support our global business and millions of creators and fans.</p>
<p data-end="1906" data-start="1546">We&rsquo;re looking for a Senior Fullstack Engineer who is genuinely fullstack &mdash; strong across backend systems and confident building high-quality frontend experiences &mdash; to help scale the platform&rsquo;s architecture and AI-native capabilities. You&rsquo;ll shape core technical decisions, lead complex initiatives end-to-end, and elevate engineering standards across the team.</p>
</div><br/><br/>UI Studio is Spotify’s internal generative UI prototyping platform that enables teams to spin up fully functioning replicas of Spotify surfaces — complete with playable music — to explore and pitch new product ideas. What started as a small internal project has evolved into a widely adopted platform, and we’re now expanding it into a full generative UI system where teams can prompt for the interfaces they need.
As part of Spotify’s Platform mission, we build the technology that enables Spotify to learn quickly and scale easily — creating the infrastructure, tooling, frameworks, and capabilities needed to support our global business and millions of creators and fans.
We’re looking for a Senior Fullstack Engineer who is genuinely fullstack — strong across backend systems and confident building high-quality frontend experiences — to help scale the platform’s architecture and AI-native capabilities. You’ll shape core technical decisions, lead complex initiatives end-to-end, and elevate engineering standards across the team.
<br/><br/><b>What You’ll Do</b><br/><div>

<li data-section-id="1dm90wz" data-start="1926" data-end="2023">
<p data-start="1928" data-end="2023">Design and deliver fullstack features that power UI Studio’s generative platform capabilities</p>
</li>
<li data-section-id="1kyn07h" data-start="2024" data-end="2161">
<p data-start="2026" data-end="2161">Architect and implement scalable services and user-facing workflows across frontend (Typescript/Node.js) and backend (Node.js &amp; Java)</p>
</li>
<li data-section-id="y1m6jy" data-start="2162" data-end="2322">
<p data-start="2164" data-end="2322">Lead the integration of LLM-powered coding agents into product workflows, including tool use, planning loops, evaluation loops, and multi-step orchestration</p>
</li>
<li data-section-id="zzrwgi" data-start="2323" data-end="2454">
<p data-start="2325" data-end="2454">Drive search and retrieval architecture, including vector-based search systems, indexing strategies, and relevance optimization</p>
</li>
<li data-section-id="1vcgkjh" data-start="2455" data-end="2573">
<p data-start="2457" data-end="2573">Design, ship, and operate distributed systems deployed via containerized infrastructure (e.g., Docker, Kubernetes)</p>
</li>
<li data-section-id="xclci9" data-start="2574" data-end="2736">
<p data-start="2576" data-end="2736">Take end-to-end ownership of complex systems and features, from technical design and implementation through deployment, monitoring, and operational excellence</p>
</li>
<li data-section-id="1msas2p" data-start="2737" data-end="2857">
<p data-start="2739" data-end="2857">Improve internal APIs, platform primitives, and developer tooling to create intuitive, scalable platform experiences</p>
</li>
<li data-section-id="ask89v" data-start="2858" data-end="2990">
<p data-start="2860" data-end="2990">Partner closely with product, design, QA, and fellow engineers to deliver high-impact AI-native capabilities used across Spotify</p>
</li>

</div><br/><br/><b>Who You Are</b><br/><div>

<li data-section-id="12kv3fv" data-start="3007" data-end="3138">
<p data-start="3009" data-end="3138">You have 7+ years of experience building and operating production systems, with deep experience in TypeScript, Node.js and Java</p>
</li>
<li data-section-id="1eju4tw" data-start="3139" data-end="3264">
<p data-start="3141" data-end="3264">You are comfortable contributing across the full stack and care about delivering polished, intuitive frontend experiences</p>
</li>
<li data-section-id="1poxzhh" data-start="3265" data-end="3408">
<p data-start="3267" data-end="3408">You have experience building or integrating LLM-powered systems, including agent workflows, tool integrations, and multi-step orchestration</p>
</li>
<li data-section-id="1gpm4p6" data-start="3409" data-end="3527">
<p data-start="3411" data-end="3527">You understand search and retrieval patterns such as vector search systems, Elasticsearch, and indexing strategies</p>
</li>
<li data-section-id="7cn292" data-start="3528" data-end="3684">
<p data-start="3530" data-end="3684">You have designed and operated distributed systems in cloud environments and deployed services using containerized tooling such as Docker and Kubernetes</p>
</li>
<li data-section-id="19l0f25" data-start="3685" data-end="3809">
<p data-start="3687" data-end="3809">You think in systems, considering scalability, observability, reliability, and long-term maintainability in your designs</p>
</li>
<li data-section-id="wgahse" data-start="3810" data-end="3914">
<p data-start="3812" data-end="3914">You can independently lead well-scoped initiatives and provide technical guidance to other engineers</p>
</li>
<li data-section-id="1ggeepz" data-start="3915" data-end="4000">
<p data-start="3917" data-end="4000">You communicate clearly in writing and produce thoughtful technical documentation</p>
</li>
<li data-section-id="fi3ef4" data-start="4001" data-end="4107">
<p data-start="4003" data-end="4107">You care about raising the engineering bar and contributing to a collaborative, inclusive team culture</p>
</li>

</div><br/><br/><b>Where You'll Be</b><br/><div>

<li data-section-id="1y7dfwl" data-start="4128" data-end="4161">
<p data-start="4130" data-end="4161">This role is based in Toronto</p>
</li>
<li data-section-id="17rqmif" data-start="4162" data-end="4350">
<p data-start="4164" data-end="4350">We offer you the flexibility to work where you work best! There will be some in person meetings, but still allows for flexibility to work from home.</p>
</li>

</div><br/><br/><div><span style="font-size: 11pt;">Spotify is an equal opportunity employer. You are welcome at Spotify for who you are, no matter where you come from, what you look like, or what’s playing in your headphones. Our platform is for everyone, and so is our workplace. The more voices we have represented and amplified in our business, the more we will all thrive, contribute, and be forward-thinking! So bring us your personal experience, your perspectives, and your background. It’s in our differences that we will find the power to keep revolutionizing the way the world listens.</span></div><div><br></div><div><span style="font-size: 11pt;">At Spotify, we are passionate about inclusivity and making sure our entire recruitment process is accessible to everyone. We have ways to request reasonable accommodations during the interview process and help assist in what you need. If you need accommodations at any stage of the application or interview process, please let us know - we’re here to support you in any way we can.</span></div><div><br></div><div><span style="font-size: 11pt;">Spotify transformed music listening forever when we launched in 2008. Our mission is to unlock the potential of human creativity by giving a million creative artists the opportunity to live off their art and billions of fans the chance to enjoy and be passionate about these creators. Everything we do is driven by our love for music and podcasting. Today, we are the world’s most popular audio streaming subscription service.</span></div>

Senior Fullstack Engineer – Generative UI Platform

Fullstack Engineer

7+ years of experience; strong across backend and frontend; experience with LLM-powered workflows; knowledge of search/retrieval; cloud/distributed systems; container tooling.

Senior Java Fullstack Developer Jobs in North Tonawanda, NY, US | HiringCafe: every job on earth

Senior Java Fullstack Developer Jobs in North Tonawanda, NY, US

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