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Javascript Developer Jobs in Olcott, NY, US

430+ javascript developer jobs from 200+ companies hiring in Olcott, NY, US.

All jobs in Olcott, NY, USJavascript Developer Jobs in United States
Nearby:Lockport·Newfane·Amherst·North Tonawanda·Buffalo·East Amherst·Niagara Falls·Tonawanda·Grand Island·South Lockport·Cheektowaga·Kenmore·Depew·West Seneca·Batavia·Lackawanna·Lancaster·Medina·Hamburg
434 jobs- Olcott • 50 miles
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JavaScript Integration Engineer: Customer Data (Remote)
Toronto, Ontario, Canada
$80k-$120k/yr RemoteFull Time
Constructor
Constructor: Provides AI-driven search and discovery for ecommerce websites.
2+ YOETwo years software engineering experience; React and Node with TypeScript a plus; front-end fundamentals; data tools; strong communication; time-zone collaboration.
React, Node.js, TypeScript, OpenSearch, ClickHouse, SQL
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1w
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Senior Software Engineer (Frameworks), JavaScript SDK
Toronto, Ontario, Canada
$200k-$295k/yr HybridFull Time
Sentry
Sentry: Developer platform for error tracking and performance monitoring.
5+ YOE5+ years of software engineering experience; strong JavaScript/TypeScript skills; experience with multiple JS frameworks; excellent English communication; eligible to work in Toronto area.
TypeScript, JavaScript, React, Next.js, Vue, Nuxt, NestJS, Hono
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Senior Software Engineer (Full-stack JavaScript) (Toronto, ON, CA, M5A3X5)
Toronto, Ontario, Canada
OnsiteFull Time
Scotiabank
ScotiabankToronto Stock Exchange: BNS: Provides global personal, commercial, and investment banking services.
5+ YOE5+ years experience in full-stack JavaScript; expert in JavaScript, ReactJS, NodeJS; secure coding, enterprise-grade software design; strong collaboration and leadership.
JavaScript, ReactJS, NodeJS, HTML, CSS, SASS
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3w
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Full Stack Product Developer (JavaScript, C#, ASP.NET, MS Tech Stack)
Toronto, Ontario, Canada
RemoteFull Time
OnePlan
OnePlan: AI-powered strategic portfolio and work management software.
3+ YOE3-5 years SaaS/enterprise software development; 4+ years with C#, .NET, ASP.NET; Office 365/Azure knowledge; OO languages and SQL; Agile; strong problem-solving; Bachelor's in CS/Software Engineering
JavaScript, C#, ASP.NET, .NET, Office 365, Azure, SQL, API development
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1mo
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Software Developer
Montreal or Gatineau or Toronto
RemoteFull Time
CapIntel
CapIntel: A software platform helping financial advisors explain complex investment strategies.
4+ YOEBackend or full-stack software development experience, strong TypeScript/JavaScript, MongoDB, APIs, and client integrations; collaborative, problem-solving mindset.
TypeScript, JavaScript, MongoDB, APIs, AWS, CI/CD
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ServiceNow Developer (Global Security)
Toronto, Ontario, Canada
OnsiteFull Time
Royal Bank of Canada
Royal Bank of CanadaTSX: RY: Provides personal, commercial, and investment banking services worldwide.
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
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Senior Application Developer
Syracuse or Buffalo
$72k-$125k/yr OnsiteFull Time
OneGroup
OneGroupNYSE: CBU: Provides commercial insurance, risk management, and employee benefit solutions.
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
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1mo
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Database Developer
Toronto, Ontario, Canada
OnsiteFull Time
Deluxe
Deluxe: Provides global media production, localization, and content distribution services.
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
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Senior Integrations Developer
Raleigh or Montreal or Toronto
OnsiteFull Time
MaintainX
MaintainX: Software platform managing maintenance and industrial asset operations.
4+ YOE4+ years in software development; BS in CS/IS/Engineering; strong JavaScript, APIs, middleware; ERP experience; knowledge of integration tools.
JavaScript, TypeScript, Node.js, React, React Native, GraphQL, MySQL, ERP Systems, Workato, Boomi, Tray.io, Zapier
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Senior UI Developer
Toronto, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
4+ YOE4+ years in Windows/Web UI development; proficient in React and .NET/C#; HTML5, CSS3, JavaScript; knowledge of test frameworks.
React, .NET, JavaScript, HTML5, CSS3, TypeScript, REST API, JSON/XML
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4d
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Senior .Net Developer
Toronto, Ontario, Canada
$75k-$90k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
Senior .NET Developer with .NET Core, JavaScript, SQL, CI/CD, Azure/OpenShift; end-to-end development, architecture, testing, deployment; collaboration with partners.
NET Core, .NET, JavaScript, SQL, CI/CD, GitHub, Azure, OpenShift, Docker, Kubernetes, Helios
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Senior Software Engineer - Developer Portal
Toronto, Ontario, Canada
RemoteFull Time
Kong
Kong: Provides cloud-native API management and service mesh platforms.
5+ YOE5+ years software development experience; TypeScript/JavaScript; NodeJS (NestJS); PostgreSQL; SaaS; Git/GitHub workflows; TDD; strong communication.
Typescript, JavaScript, NestJS, PostgreSQL, Git, GitHub, NodeJS, Kubernetes, Docker, Kafka, CDC, Flink
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Software Developer
Toronto, Ontario, Canada
$101k-$130k/yr RemoteFull Time
Fidelity Canada
Fidelity Canada: Provides investment products and clearing services for Canadian investors.
3+ YOE3-5 years full-stack development experience; React/Angular, Java/Spring, REST/SOAP APIs, JavaScript/HTML/CSS, SQL; DevOps; Canadian work authorization.
React, Angular, Java, Spring, Spring Boot, REST, SOAP, JavaScript, HTML, CSS, jQuery, SQL, PL/SQL, DevOps, SDLC
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Mobile Application Developer
Markham, Ontario, Canada
$105k-$120k/yr HybridFull Time
Pet Valu
Pet ValuToronto Stock Exchange: PET: Retailer of pet food, supplies, and professional grooming services.
5+ YOE5+ years mobile development experience, React Native, JavaScript ES6+, TypeScript (plus), REST APIs, CI/CD, Agile teamwork.
React Native, JavaScript, TypeScript, Xcode, Gradle, Android Studio, Git, CI/CD, Jest, Detox
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1mo
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Senior Web Developer
Mississauga, Ontario, Canada
OnsiteFull Time
Myant
Myant: Developing smart textiles for continuous biometric health monitoring.
5+ YOE5+ years frontend development with React; strong JavaScript/TypeScript, HTML, CSS; Redux/Context API; REST/GraphQL; frontend testing; reusable UI components; Git.
React, TypeScript, JavaScript, HTML, CSS, Redux, Context API, REST, GraphQL, Jest, React Testing Library
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1w
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Senior Web Developer
Toronto, Ontario, Canada
$100k-$120k/yr HybridFull Time
Boyd Interactive
Boyd InteractiveNYSE: BYD: Develops and operates real-money and social online gaming platforms.
8+ YOEFrontend web development in gaming context; HTML5, Canvas, Angular/Ionic, JavaScript/TypeScript; MySQL; REST APIs; security and high transaction systems.
HTML5, Canvas, Angular, Ionic, JavaScript, TypeScript, MySQL, Web Services, Facebook APIs
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2w
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Senior Software Developer - Configuration
Toronto, Ontario, Canada
HybridFull Time
TELUS Health
TELUS HealthToronto Stock Exchange: T: Digital health and wellbeing solutions for individuals and organizations.
5+ YOESenior software developer with 5+ years of experience; proficient in .NET, C#, SQL, JavaScript/TypeScript, Angular, DevOps, Agile.
C#, Web API, Microservices, JavaScript, TypeScript, AJAX, MS SQL Server 2019, T-SQL, ASP.NET MVC, NET Core, Angular, AngularJS, NET Framework, Visual Studio, SSRS, Bootstrap, HTML5, WCF/Web Services, XML, JSON, DevOps, Agile
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4d
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Senior .Net Developer
Toronto, Ontario, Canada
$75k-$90k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
Senior .NET Developer with .NET Core, .NET, JavaScript, SQL, CI/CD, GitHub, Azure, OpenShift, Docker, Kubernetes; on-site role in Toronto; focus on AI-driven automation and end-to-end software development.
NET Core, .NET, JavaScript, SQL, CI/CD, GitHub, Azure, OpenShift, Docker, Kubernetes
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2mo
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Senior Software Developer
Kitchener or Toronto
$105k-$125k/yr HybridFull Time
SkillsWave
SkillsWave: AI-powered corporate upskilling and workforce development platform.
6+ YOE6+ years experience in software development; strong JavaScript/Node.js; cloud-native serverless design (AWS); CI/CD via GitHub Actions; full-stack capabilities; agile teamwork.
JavaScript, Node.js, AWS Lambda, AWS DynamoDB, AWS OpenSearch, GitHub Actions
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2w
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Senior React Developer
Toronto, Ontario, Canada
$120k-$170k/yr OnsiteFull Time
CI Financial
CI Financial: Provides global asset and wealth management services to investors.
10+ YOE10+ years software development; 5+ years React in production; strong JavaScript/TypeScript; Redux/Zustand/Recoil; Tailwind CSS; design systems; leadership and mentoring.
React, JavaScript, TypeScript, Redux, Zustand, Recoil, Tailwind CSS
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Software Engineer
Toronto, Ontario, Canada
HybridFull Time
The Adaptavist Group
The Adaptavist Group: Provides digital transformation solutions and software for enterprise ecosystems.
Experience in back-end or full-stack development; proficiency in Java, Python, or similar; JavaScript/TypeScript framework experience; understanding of distributed systems; strong communication and organizational skills.
Java, Python, PHP, JavaScript, TypeScript, React, Vue, Angular, AWS, CI/CD, Serverless, REST APIs
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Principal Software Developer
Toronto, Ontario, Canada
$131k-$191k/yr RemoteFull Time
Autodesk
AutodeskNASDAQ: ADSK: Developing software for architecture, engineering, and entertainment industries.
8+ YOEBachelor's in CS/Engineering; 8+ years in software development; experience with Golang, JavaScript, React; scalable React apps; cloud (AWS); production services; strong communication; multi-language proficiency.
Golang, JavaScript, React, AWS, ECS/Fargate, Lambda, CloudWatch, WebAssembly
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1mo
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Mean Stack Developer (Toronto, CA)
Toronto, Ontario, Canada
$85k-$100k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
Intermediate or senior MEAN stack developer with strong Angular, Node.js, JavaScript, TypeScript, and Java Spring Boot; experience with RESTful APIs and MongoDB.
Angular, Node.js, MongoDB, GraphQL, JavaScript, TypeScript, Java Spring Boot, RESTful APIs, HTML5, CSS3
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2w
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MTS1, Software Engineer
Toronto, Ontario, Canada
$142k-$190k/yr HybridFull Time
eBay
eBayNASDAQ: EBAY: Global online marketplace for buying and selling diverse products.
BS/BA in Computer Science; experience with Node.js, JavaScript, Java, Scala; web and RESTful app development; Spring MVC; CS fundamentals; and mentoring/team collaboration.
Node.js, Java, Scala, Oracle, NOSQL, Spring MVC, Marko, React, JavaScript, HTML
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Senior Software Developer
Oakville or Waterloo or Detroit
$102k-$132k/yr HybridFull Time
Geotab
Geotab: Provides IoT and connected vehicle fleet management solutions.
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+
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3w
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Senior D365 Developer Lead
Toronto, Ontario, Canada
$2k-$2k/bi-wk OnsiteFull Time
Financial Services Regulatory Authority of Ontario
Financial Services Regulatory Authority of Ontario: Regulating financial services to protect consumers in Ontario.
8+ YOELead technical design and development of Dynamics 365/Power Platform; 8+ years software development; 5+ years D365; C#, .NET, JavaScript/TypeScript; Azure DevOps; Azure integrations; ALM; mentoring.
C#, .NET, JavaScript, TypeScript, Power Platform, Dataverse, SSRS, FetchXML, Azure DevOps, Logic Apps, Functions, Service Bus, Power BI
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5d
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UX Developer
Toronto, Ontario, Canada
$85k-$90k/yr HybridFull Time
Ensemble
Ensemble: A consortium providing technology and marketing for travel agencies.
2+ YOE2+ years with JavaScript, HTML5, CSS3; design systems; UX/UI design; bachelor’s in CS/Engineering or related field; strong communication.
JavaScript, HTML5, CSS3, SCSS, Bootstrap, Tailwind, Figma, Git, CMS, Jira
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2mo
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Principal Engineer
Markham, Ontario, Canada
$123k-$170k/yr OnsiteFull Time
Enercare: Provides residential and commercial HVAC, plumbing, and water services.
Deep expertise in designing and developing modern, scalable applications; experience with Java, React, Python, JavaScript, C#, cloud platforms, microservices, APIs, containers; strong DevOps, CI/CD, and database skills; leadership and mentoring abilities.
Java, React, Python, JavaScript, C#, Azure, AWS, Kubernetes, Docker, CI/CD, SQL, NoSQL
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1mo
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Senior Software Engineer
Toronto, Ontario, Canada
$140k-$160k/yr HybridFull Time
Resolver
Resolver: Provides software to identify and manage corporate risk.
5+ YOE5+ years software development experience; strong JavaScript/TypeScript (React), Node.js; cloud (AWS); databases (PostgreSQL, Redis, DynamoDB); collaborative and proactive problem solving.
JavaScript, TypeScript, React, Node.js, AWS, PostgreSQL, Redis, DynamoDB
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4w
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Software Engineer P2 - PA2026Q1JB050
Toronto, Ontario, Canada
HybridFull Time
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
3+ YOEDesign, develop, test, and maintain web apps and REST APIs; work in agile with SaaS, cloud-native, Java/JavaScript tech; degree in CS/engineering or 3 years of experience
Java, JavaScript, CSS, JUnit, JPA, Spring, Python, Go, Apache NiFi, Apache Airflow, Apache Kafka, Keycloak, Serverless, Cloud-native, Web APIs, Microservices, jQuery, ExtJS, Bootstrap, HTML5, CSS3, Jasmine, SQL, Relational databases
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2mo
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Software Developer
Oakville, Ontario, Canada
$94k-$118k/yr HybridFull Time
Euna Solutions
Euna Solutions: Provides cloud software for public sector management and operations.
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
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Senior Full Stack Developer
Toronto, /, Canada
$120k-$211k/yr HybridFull Time
CDM Smith
CDM Smith: Engineering and construction services for global infrastructure projects.
5+ YOEBachelor’s degree; 5 years of relevant experience; proficient in full stack web development with React, C#/.NET, JavaScript/TypeScript; API design and CI/CD; experience with geospatial tech.
React, C#/.NET, JavaScript, TypeScript, Node.js, Next.js, Express, ESRI, PostGIS, Mapbox, Kubernetes, Google Cloud Platform (GCP), CI/CD
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Senior Full-Stack Developer
Toronto, Ontario, Canada
$100k-$130k/yr HybridFull Time
Klick Group
Klick Group: Provides marketing and commercialization services for the healthcare industry.
8+ YOE8+ years full-stack web development, AI framework experience, Node/JavaScript, SQL databases.
Node.js, SQL, HTML, CSS, API development tools, Azure, AWS, Google Cloud
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QA Developer
Toronto, Ontario, Canada
$85k-$100k/yr RemoteFull Time
Sync.com
Sync.com: Provides secure cloud storage and document collaboration solutions.
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
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Software Engineer - Frontend and Mobile
Toronto, Ontario, Canada
$160k-$200k/yr OnsiteFull Time
BitGo
BitGoNYSE: BTGO: Provides secure infrastructure for institutional digital asset management.
3+ YOE3+ years mobile/web app development; strong JavaScript/TypeScript; React/React Native; SQL databases; REST; Git; CI; BS in CS/technical field; interest in crypto.
React, React Native, JavaScript, TypeScript, SQL (MySQL/PostgreSQL), REST, Git, CI/CD, Testing
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3w
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Staff Mobile Developer
Calgary or Toronto or Remote
RemoteFull Time
OneVest
OneVest: Provides modular software for digital wealth management and onboarding.
8+ YOE8+ years mobile development with React Native, JavaScript/TypeScript; enterprise-scale apps; CI/CD; GraphQL; AWS; strong communication.
React Native, TypeScript, Node.js, Serverless, GraphQL, MongoDB, AWS, FastLane, Expo, App Store, Play Store, TestFlight
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Senior Web Developer, Digital Marketing
Toronto, Ontario, Canada
$73k-$96k/yr HybridFull Time
iA Financial Group
iA Financial GroupToronto Stock Exchange: IAG: Provides insurance and wealth management products to individuals and businesses.
5+ YOESenior web developer with 5+ years in full-stack web development, proficient in HTML5, CSS/SASS, JavaScript, .NET, REST APIs; strong Sitefinity and marketing tech experience; Azure hosting; Bachelor’s in CS or related field; ability to work in a collaborative, fast-paced financial services environment.
Sitefinity CMS, Kendo UI, Salesforce CRM, GA4, Sitefinity Insights, Git, Bitbucket, Jira, Confluence, REST/JSON APIs, HTML5, CSS3/SASS, JavaScript, jQuery, Bootstrap, ADO.NET / C#, ASP.NET MVC, Razor templates, Azure
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3w
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Developer 2
Mississauga, Ontario, Canada
HybridFull Time
Symcor
Symcor: Provides secure data exchange and business process automation services.
5+ YOE5+ years designing and developing scalable, complex applications; strong cloud, containers, and web stack skills.
AWS, GCP, Azure, Docker, Node.js, React, HTML5, CSS, JavaScript, Linux, Windows
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Senior Backend Developer
Toronto, Ontario, Canada
$100k-$140k/yr HybridFull Time
ShyftLabs: Builds custom AI and data platforms for enterprise digital transformation.
5+ YOE5+ years building scalable production-grade software across front-end and back-end; strong JavaScript/TypeScript; Node.js; GraphQL; REST; distributed systems.
Node.js, GraphQL, JavaScript, TypeScript, Python, Docker, Git, SQL, Cloud-native architectures, GCP, AWS, REST, ETL, Kafka, SQS
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Fullstack Engineer - AI Capability Center (Remote)
Chicago or Toronto
$105k-$130k/yr RemoteFull Time
Huron
HuronNasdaq: HURN: Professional services firm providing management consulting and digital transformation.
4+ YOE4+ years full-stack development; strong React/JavaScript/TypeScript; Python backend; cloud platforms (Azure/AWS); Docker/Kubernetes; CI/CD; BS degree or equivalent.
React, JavaScript, TypeScript, Python, FastAPI, Django, Flask, Azure, AWS, Docker, Kubernetes, CI/CD
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HiringCafe market data

Javascript Developer Jobs market signals in Olcott, 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
430+
Hiring companies
200+
Fresh sample
54% new in 30d
Salary visibility
68% show pay

Companies appearing in this market

CognizantAutodeskCapgeminiCitieBayFidelity CanadaRoyal Bank of CanadaScotiabank

Work location mix in visible results

Hybrid: 46Onsite: 21Remote: 12

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