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Javascript Developer Jobs in Tonawanda, NY, US
41 javascript developer jobs from 30 companies hiring in Tonawanda, NY, US.
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ServiceNow Developer (Global Security)
Toronto, Ontario, Canada
OnsiteFull Time
3+ YOE3+ years ServiceNow development; JavaScript/HTML/CSS; Bachelor's degree; strong problem solving and communication; knowledge of software development practices.
JavaScript, HTML, CSS, ServiceNow Platform, REST, Service Portal, Flow Designer, Business Rule, Client Scripts, SQL
1w
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Senior Application Developer
Syracuse or Buffalo
$72k-$125k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s degree in Software Development or related field; 5+ years software development; strong C#, JavaScript; SQL/NoSQL; API development; Azure; leadership preferred.
C#, JavaScript, Next.js, React, SQL Server, NoSQL, Web Services APIs, Microsoft Azure, GitHub Copilot, Cursor AI
1mo
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Database Developer
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years database development with MS SQL Server; SQL, ETL; AWS RDS; Python, PHP, JavaScript; HTML; Bachelor's in CS or Electrical Engineering.
MS SQL Server, SQL, AWS, Tableau, SSRS, Power BI, Python, Flask, JavaScript, React, PHP, Git, IIS, Apache, Tomcat, C#, Java, C++, Linux, Windows Server
1w
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Senior Software Developer
Oakville or Waterloo or Detroit
$102k-$132k/yr HybridFull Time
5+ YOE5-8+ years of software development; C#, .NET 6+, JavaScript, SQL; Docker, Kubernetes; PostgreSQL/MySQL; Git; cloud technologies; Bachelor in CS/Software Engineering; strong team player.
C#, DotNet, JavaScript, SQL, Docker, Kubernetes, PostgreSQL, Git, MySQL, Cloud technologies, .NET 6+
2mo
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Software Developer
Oakville, Ontario, Canada
$94k-$118k/yr HybridFull Time
2+ YOE2+ years in software development; experience with JavaScript/TypeScript/C#/related tech; React/AngularJS/PHP/Node.js/Python; SQL; Jira/git; AWS; testing & accessibility tools.
React, AngularJS, PHP, Typescript, Node.JS, Python, MySQL, Jira, git, Jest, Mocha, Cypress, axe, AWS, SQL
1w
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QA Developer
Toronto, Ontario, Canada
$85k-$100k/yr RemoteFull Time
3+ YOE3-5 years in software quality engineering or SDET; 2+ years mobile testing; strong Playwright; programming in Python/JavaScript/TypeScript; CI/CD experience; Bachelor's in CS/Software Engineering.
Playwright, Python, JavaScript, TypeScript, GitHub Actions, CircleCI, Jenkins
6d
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Software Engineer 3, Backend
Toronto, Ontario, Canada
$118k-$158k/yr HybridFull Time
5+ YOE5+ years in software development; strong in distributed systems; proficient in Java/Scala; RESTful services; experience with Python/JavaScript a plus; web apps with modern JS frameworks; data-driven apps with RDBMS/NoSQL; big data tech (Spark, Flink, Kafka); leadership experience as lead developer.
Java, Scala, RESTful Web Services, Python, JavaScript, React, Angular, RDBMS, NoSQL, Spark, Flink, Kafka
4d
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Software Engineer Intern
Buffalo, New York, United States
OnsiteInternship, Full Time
Jolera: Provides global managed IT, cloud, and cybersecurity services.
Proficiency in C# and .NET, SQL databases, Git, HTML/CSS/JavaScript basics, collaborative agile work.
C#, .NET, SQL, Git, HTML, CSS, JavaScript, React, Blazor, Vue, Azure, DevOps, CI/CD
2w
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Staff Software Engineer - International Card Tech - Full-stack
Toronto, Ontario, Canada
HybridFull Time
8+ YOEFull-stack engineer with 8+ years of hands-on development, strong AWS experience, and expertise across JavaScript, Java, Python, and frontend frameworks.
JavaScript, Java, TypeScript, Python, Node.js, React, Angular, Go, AWS, Open Source RDBMS, NoSQL, RESTful APIs
2mo
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UX/UI Developer
Buffalo, New York, United States
$75k-$103k/bi-wk HybridFull Time
5+ YOEUX/UI-focused developer with front-end development, Drupal theming, and CMS integration; 5 years web design/development experience; Bachelor's in Graphic Design/Web Development/Visual Communication.
JavaScript, HTML, CSS, Drupal, APIs
3w
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Flutter Engineer
Toronto, Ontario, Canada
$70k-$115k/yr HybridFull Time
2+ YOE3+ years OO programming experience; strong SOLID/design patterns; experience in languages like Java/JavaScript/C/C++/C#/Swift/Kotlin; full-time commitment required.
Flutter, Dart, Java, JavaScript, C, C++, C#, Swift, Kotlin
3d
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Senior Web Developer (Toronto, ON, CA, M5H 1H1)
Toronto, Ontario, Canada
OnsiteFull Time
8+ YOE8+ years web development; strong JavaScript/TypeScript, PHP, HTML5, CSS3; modern front‑end frameworks (React, Angular, Vue); REST/GraphQL APIs; performance, security, accessibility; build tools; collaboration and mentoring.
JavaScript, TypeScript, PHP, HTML5, CSS3, React, Angular, Vue, REST, GraphQL, Webpack, Vite, npm, yarn, CI/CD
1mo
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Applications Developer
Tonawanda, New York, United States
$89k-$130k/yr OnsiteFull Time
3+ YOEBachelor’s degree in Computer Science or related field; 3–7 years of relevant experience; strong SQL and design skills; full-stack development with .NET and frontend frameworks; cloud Azure experience; ability to collaborate with stakeholders.
SQL, SQL Server, Oracle, C#, ASP.NET, Web API, .NET Core, .NET 8+, MVC, JavaScript, HTML, CSS, React, Vue, Angular, Blazor, Azure, Functions, App Services, OpenTelemetry, Dynatrace, IIS, VMs
5d
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ServiceNow SPM Developer - Strategic Portfolio Management (Toronto, ON, CA, M5H 0B3)
Toronto, Ontario, Canada
$92k-$132k/yr OnsiteFull Time
Develop ServiceNow SPM/PPM modules; JavaScript, Glide API, Flow Designer; Agile/SAFe; integrate SPM with ITSM/HR/ERP; create dashboards and KPIs.
ServiceNow, JavaScript, Glide API, Flow Designer, ServiceNow data model
1d
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Sr. Python/Snowflake Engineer
Buffalo, New York, United States
$95k-$155k/yr OnsiteFull Time
8+ YOE8–12 years in software engineering; strong Python and JavaScript; Snowflake, Snowpipe, data pipelines; CI/CD with GitLab; on-site in Buffalo, NY; US work authorization.
Python, Snowflake, SQL, GitLab, JavaScript, APIs, CI/CD
1mo
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Software Engineer III, Vehicle Intelligence
Buffalo, New York, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related field; 5+ years with Python/Java/C#/Perl/JavaScript; experience with automated testing and CI/CD; containerization and RPC services.
Python, Java, C#, Perl, JavaScript, Containers, Kubernetes, RPC (Thrift/gRPC)
2mo
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Senior Full-Stack Developer
Toronto, Ontario, Canada
$100k-$123k/yr HybridFull Time
8+ YOE8+ years in full-stack web development with AI integration experience; .NET Core, SQL, and cloud experience required.
NET Core, SQL, Azure, AWS, Google Cloud, HTML, JavaScript, CSS, APIs, AI frameworks, data integrations
4d
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Lead Software Engineer
Toronto, Ontario, Canada
$150k-$170k/yr HybridFull Time
8+ YOE8+ years software development; 2-3 years in technical leadership; strong backend (Python, C#/.NET) and frontend (React/Angular); distributed systems and microservices; cloud (Azure) and DevOps; AI data-driven development.
Python, C#/.NET, JavaScript, React, Angular, Docker, Kubernetes, Azure, APIs, REST, Kafka, Service Bus, SQL, NoSQL
1mo
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AI/Software Engineer
Buffalo, New York, United States
$18/hr OnsiteInternship
Internship role involving hands-on AI model work, AWS API development, and front-end portals; collaboration with startup founders and healthcare domain exposure.
AWS, REST APIs, JavaScript
1w
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2026 Fall Student Opportunities Capital Markets, QTS - Software Developer, 4 months
Toronto, Ontario, Canada
OnsiteInternship
Pursuing degree in CS, engineering, mathematics or related field; experience in UNIX/Linux or Windows environments; proficient in Java, C#, C/C++, Python, JavaScript, HTML/CSS; strong analytical and interpersonal skills; MS Office skills.
Java, C#, C/C++, Python, JavaScript, HTML, CSS
1mo
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Senior Developer (T & I) (Telework/Hybrid)
Montreal or Toronto or Ottawa
HybridFull Time
3+ YOEThree to five years in application development; web dev (front-end/back-end); Agile Scrum; .NET/C#; Azure; REST APIs; HTML5/JS/TypeScript; NoSQL (MongoDB); Git; OpenAPI/Swagger; cloud design patterns; test automation.
NET, C#, Azure, Jenkins, Git, OpenAPI/Swagger, MongoDB, HTML5, CSS3, JavaScript, TypeScript, Bootstrap, AngularJS, xUnit, Cypress
3w
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Sr. Front-Engineer/ Product Designer
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years HTML5, CSS3, JavaScript (ES6+), and React/Vue; 2+ years as Product Designer; experience in web apps, mobile, and Microsoft ecosystem; interest in AI design.
HTML5, CSS3, JavaScript, React, Vue
2mo
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Senior Full Stack Developer
Toronto, Ontario, Canada
$120k-$145k/yr HybridFull Time
5+ YOE5+ years in building production-grade web apps; strong JavaScript/TypeScript; React/Angular; Node.js; web fundamentals; team collaboration; proactive; improvement mindset.
TypeScript, Node.js, Next.js, React, Angular, WordPress, AWS, Google Cloud, Azure, GraphQL, ElasticSearch
1mo
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Software Engineer IV
Rochester or Buffalo or Utica or Dewitt or Albany
$88k-$177k/yr RemoteAll Commitments Available
3+ YOEAssociate degree or 3+ years of experience; basic programming knowledge; SDLC understanding; ability to communicate with teams; familiar with source control and basic security concepts.
Programming languages: C#/.NET, Java, SQL, C++, Python, Visual Basic, JavaScript, Informatica, CI/CD, Pega, Power BI, Cognos, Unix, Windows, OpenAPI, OWASP
2d
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Sr. Python/Snowflake Engineer
Buffalo, New York, United States
$95k-$155k/yr OnsiteFull Time
8+ YOE8–12 years of software engineering experience; strong Python and Snowflake data engineering; experience with Snowflake Tasks/Streams, pipelines, CI/CD (GitLab); onsite in Buffalo, NY; full-time.
Python, Snowflake, Snowflake Tasks, Snowflake Streams, Snowflake Pipelines, GitLab, APIs, CI/CD, FastAPI, Pydantic, JavaScript
2mo
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Software Engineer, Full-Stack Applications (Toronto) (Toronto, ON, CA)
Toronto, Ontario, Canada
HybridFull Time
7+ YOE7+ years of full-stack enterprise application experience; strong backend (Java/Spring Boot, Python) and frontend (React) skills; cloud and DevOps proficiency; collaboration and communication skills.
Java, Spring Boot, Maven, Python, FastAPI, Flask, React, Node.js, TypeScript, JavaScript, PostgreSQL, Oracle, MongoDB, AWS, Kubernetes, GitHub Actions, Bash, Pandas
2w
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Technical Engineer IV
Buffalo, New York, United States
$159k-$169k/yr OnsiteFull Time
5+ YOEBachelor’s degree in Computer Science or related field plus five years in cloud/DevOps roles; Azure experience; IaC; REST/JSON APIs; security and auditing knowledge.
Azure, Python, JavaScript, Bash, PowerShell, Terraform, GitLab, Azure DevOps, Ansible, ActiveDirectory, LDAP
2w
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Enterprise Sales Engineer - Toronto
Toronto, Ontario, Canada
$220k-$259k/yr RemoteFull Time
5+ YOEBachelor’s degree; 5+ years in pre-sales or customer-facing roles; strong communication; able to travel up to 50%; able to explain technical concepts.
Python, JavaScript, Bash, APIs, Cloud platforms, IoT hardware
3w
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Intern, Software Development (Summer 2026)
Toronto, Ontario, Canada
OnsiteInternship
0+ YOEPursuing a degree in Computer Science, Software Engineering, or related field; proficient in Python or JavaScript/Java; basic APIs, web development, and databases (SQL/NoSQL); strong problem-solving and teamwork.
Python, JavaScript, Java, APIs, SQL, NoSQL, React, Node.js
2w
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Web Systems Services Engineer
Brooklyn or Albany or Buffalo or Albany
$69k-$105k/yr HybridFull Time
3+ YOE3+ years in middleware/infra engineering; expertise with IBM WAS, IHS, BAW; strong scripting and automation; Linux proficiency; experience with monitoring and high availability.
Linux, Perl, Shell, Python, Jython, Ruby, Ansible, Terraform, Kubernetes, JavaScript, DNS, SMTP, SharePoint, Active Directory, LDAP, SQL, PKI certificates
2w
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Full-Stack Automation Engineer
Toronto, Ontario, Canada
$64k-$80k/yr OnsiteFull Time
4+ YOE4–7 years of automation experience; API-based automation; web/mobile test automation; AI-assisted automation experience preferred; financial industry experience; undergraduate degree in CS/engineering/info systems; relevant certifications asset.
API technologies, REST, JSON, OAuth, OpenAPI, workflow automation, RPA, iPaaS, custom frameworks, Java, Python, JavaScript
3mo
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Web Development Associate
Lincoln or Beamsville
$18/hr HybridFull Time
HTML, CSS, JavaScript, React; collaborative; problem solving; eagerness to learn.
HTML, CSS, JavaScript, React, Figma, Strapi, VS Code, Git, GitHub, Webflow, Shopify
2mo
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QA Software Tester
Toronto, Ontario, Canada
$65k-$75k/yr OnsiteFull Time
5+ YOE5+ years QA in software development; strong QA methodologies; test plans; automation with TypeScript/JavaScript; Playwright/Cypress; REST APIs; Agile/Scrum; BS/MS in CS or Engineering.
Playwright, Cypress, TypeScript, JavaScript, REST APIs
HiringCafe market data
Javascript Developer Jobs market signals in Tonawanda, NY, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
41
Hiring companies
30
Fresh sample
64% new in 30d
Salary visibility
62% show pay
Companies appearing in this market
Royal Bank of CanadaScotiabankCognizanteBayACVB3 SystemsCapital OneCBC/Radio-Canada
Work location mix in visible results
Onsite: 23Hybrid: 13Remote: 3