206 react js developer jobs at 121 companies in Lockport, NY

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1w
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Senior ReactJs Developer
Toronto, Ontario, Canada
OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
5+ YOE5+ years experience building React JS applications; strong skills in Java/JavaScript, TypeScript, REST, Spring Boot, HTML, CSS, Git, Agile; API and front-end development experience.
Agile, CSS, Git, HTML, Java, Javascript, REST, Spring Boot, TypeScript, API(Application programming interface), Front end Technologies, React JS
3w
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Senior Software Engineer (Golang, React)
Toronto or United States
$125k-$150k/yr RemoteFull Time
Applied Systems
Applied Systems: Provider of cloud-based management software for the insurance industry.
5+ YOE5+ years building web applications; 3+ years with React; experience with Golang, C#, TypeScript/JavaScript, Node JS, Kubernetes, PostgreSQL/SQL Server, GCP, gRPC and RESTful services; CI/CD, testing, code review, and mentoring skills.
React, Golang, C#, TypeScript, JavaScript, Node JS, Kubernetes, PostgreSQL, SQL Server, Microsoft Visual Studio Code, GRPC, RESTful services, Jira, Confluence, Cypress, RestSharp, GIT, Claude Code, GCP, CI/CD
1mo
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Senior UI Developer (.NET/React)
Toronto, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
Proficiency in .NET/C#, React, HTML5, CSS3, and JavaScript; experience in Windows and web UI development; knowledge of JSON/XML, REST APIs; TypeScript preferred; bachelor’s degree or equivalent experience.
.NET/C#, React, HTML5, CSS3, JavaScript, Windows, JSON, XML, REST API, TypeScript
1mo
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Senior UI Developer (.NET/React)
Toronto, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
Proficiency in .NET/C#, React, HTML5, CSS3, and JavaScript; experience in Windows and Web UI development; knowledge of JSON/XML and REST integrations; familiarity with test frameworks; Bachelor's degree or equivalent experience.
.NET, C#, React, HTML5, CSS3, JavaScript, JSON, XML, REST API, TypeScript
1mo
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Senior Full-Stack Developer (Ruby on Rails/React)
Toronto, Ontario, Canada
OnsiteFull Time
Phoenix
Phoenix: Provides online medical consultations and discreet prescription medication delivery.
8+ YOE8+ years programming; 5+ years Ruby on Rails; expertise in at least one modern JS frontend (ideally React); robust feature development and testing; cloud experience (AWS preferred).
Ruby on Rails, React, AWS
1mo
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Senior Mobile Developer (React Native)
Calgary or Toronto or Canada
HybridFull Time
OneVest
OneVest: Provides modular software for digital wealth management and onboarding.
5+ YOE5+ years React Native with TypeScript/JavaScript; experience building enterprise mobile apps; familiarity with FastLane, Expo, App/Play stores, TestFlight; strong GraphQL front-end with microservices.
React Native, TypeScript, JavaScript, FastLane, Expo, App Stores, Play Stores, TestFlight, GraphQL, Node, Serverless, MongoDB, AWS
1w
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Senior Software Engineer, Frontend (React-Native)
Toronto or Vancouver
$116k-$145k/yr RemoteFull Time
Marqeta
MarqetaNASDAQ: MQ: A platform for modern card issuing and payment processing.
5+ YOE5+ years building web and mobile apps with strong React Native expertise; experience with React.js, state management (Redux/Context), TypeScript/JavaScript, native iOS/Android modules, REST/GraphQL, CI/CD, and mentoring engineers.
React Native, React Navigation, Expo, Swift, Kotlin, Objective-C, Java, React.js, Redux, Context API, JavaScript, TypeScript, HTML, CSS, RESTful APIs, GraphQL, Fastlane, Bitrise, App Center, Git, WebAssembly, PWAs
1w
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Web Developer, Crypto Expansion
Toronto, Ontario, Canada
$136k-$160k/yr OnsiteFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides a commission-free platform for investing and financial services.
2+ YOE2+ years professional web development experience; strong JavaScript/Node skills; experience with React, TypeScript, CSS-in-JS; proven track record leading and delivering large technical projects; focus on developer experience and code quality.
React, TypeScript, CSS-in-JS, JavaScript, Node
2mo
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Full Stack Developer (eCommerce)
Toronto, Ontario, Canada
$110k-$120k/yr HybridFull Time
Saje Natural Wellness
Saje Natural Wellness: Sells plant-based essential oils, diffusers, and natural wellness products.
5+ YOE5+ years full-stack eCommerce development; Shopify themes/apps, Liquid, React, HTML/CSS/JS, TailwindCSS, GraphQL; API integrations; SEO; Git; Bachelor’s degree in a technical field.
HTML5, CSS3, JavaScript, TypeScript, React, Liquid (Shopify), Tailwind CSS, GraphQL, Git, Webpack, Babel, PostCSS, Github Actions
2mo
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Senior Software Engineer (Auth0)
Toronto, Ontario, Canada
$136k-$187k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
5+ YOE5+ years software development; strong JS/TypeScript; Node.js; React; RESTful APIs; end-to-end ownership; collaborative; remote-friendly; AI familiarity helpful.
Node.js, REST APIs, JavaScript, TypeScript, React, Styled Components
1mo
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Front End Engineer II, Campaign Management
Toronto, Ontario, Canada
$115k-$192k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years frontend development; strong JS/TypeScript; HTML/CSS; React; Node; CI/CD; mentoring; agile experience.
React, TypeScript, JavaScript, HTML, CSS, Node, CI/CD
1mo
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Software Engineer II (Signup & Activation)
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$103k-$195k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years of frontend software development; strong TS/JS and React; Next.js; Rails familiarity; REST/GraphQL; A/B testing and personalization; accessible UX; collaborative, growth-minded; AI-assisted development.
TypeScript, JavaScript, React, Next.js, Ruby on Rails, REST, GraphQL, Redis, Kafka, MySQL, Terraform, CI/CD
2mo
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Senior Front End Web Developer, GBSG
Toronto, Ontario, Canada
$132k-$155k/yr OnsiteFull Time
Intuit
IntuitNASDAQ: INTU: Provides financial software for accounting, tax, and personal finance.
5+ YOESenior Front End Web Developer with React expertise; 5+ years frontend experience; strong JS/HTML/CSS; CI/CD; AI tooling; web performance and SEO focus.
React, HTML5, CSS3, JavaScript, JSON, CI/CD, Jenkins, GitHub Actions, Vitest, Jest, Playwright, Chromatic, WordPress Gutenberg, AI-assisted development tools
2mo
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Full Stack Engineer, Early Career
Toronto, Ontario, Canada
OnsiteFull Time
Feathery
Feathery: AI-powered data intake and workflow automation software.
0+ YOEStrong JS/TS, React; backend with Node.js or Django; AWS experience; API design; fast-paced startup environment.
JavaScript, TypeScript, React, Node.js, Django, AWS, SQS
2mo
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Senior Fullstack Developer, Consumer
Toronto, Ontario, Canada
$120k-$150k/yr HybridFull Time
HelloFresh
HelloFreshFrankfurt Stock Exchange: HFG: Global meal kit delivery service and food solutions provider.
4+ YOE4+ years in agile software development; strong React JS experience; backend experience with Node.js/Nest/Nx; GraphQL, SQL, testing, and CI/CD; knowledge of storefronts (Shopify) and AI coding tools.
React, Next.js, Nest.js, Shopify, GraphQL, SQL, Node.js, Python, GoLang, Nuxt.js, Remix, Datadog, Sentry, Honeycomb, New Relic, AB testing, Multivariate testing
3mo
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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
2mo
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Software Engineer (261588)
Toronto, Ontario, Canada
OnsiteFull Time
Scotiabank
ScotiabankToronto Stock Exchange: BNS: Provides global personal, commercial, and investment banking services.
3+ YOE3+ years Java development experience (Java 11/17), Spring Boot, MongoDB, container orchestration (Cloud Foundry/Kubernetes), OAuth2/SSO, Kafka or Pub/Sub, CI/CD, REST API design; Node.js/React and modern JS toolsets preferred.
Java, Java 11, Java 17, Spring Boot, MongoDB, Cloud Foundry, Kubernetes, OAuth2, SSO, Kafka, Pub/Sub, CI/CD, REST, Node.js, React, ES6, TypeScript, Babel, Lerna, Jest, Protractor
2w
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Senior Full-Stack Software Engineer
Toronto, Ontario, Canada
$120k-$180k/yr OnsiteFull Time
STAN AI
STAN AI: AI-powered communication and management platform for property managers.
5+ YOE5+ years full-stack experience with JavaScript/TypeScript and React; experience with MongoDB, Node JS, cloud deployment (Google Cloud, AWS, or Azure); AI/NLP experience preferred.
React, TypeScript, JavaScript, MongoDB, Node JS, Google Cloud, Amazon Web Services, Azure
2mo
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Senior Frontend Engineer
Toronto, Ontario, Canada
OnsiteFull Time
Venn
Venn: Digital banking and financial management platform for Canadian businesses.
6+ YOE6+ years in frontend development; expert in JavaScript/TypeScript, React/Next.js, HTML5, CSS3; strong REST API design; Jest and React Testing Library experience; proficient with Figma; eligible to work in Canada.
JavaScript, TypeScript, React, Next.js, HTML5, CSS3, Jest, React Testing Library, REST API, Figma
2mo
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Staff Software Engineer
San Francisco or Los Angeles or Toronto or Raleigh
$197k-$262k/yr HybridFull Time
BuildOps
BuildOps: SaaS platform for managing commercial contracting businesses.
8+ YOE8+ years of software engineering; full-stack JS/TS; Node.js, GraphQL, REST; React; SQL databases; Docker/Kubernetes; CI/CD; mentoring.
React.js, Node.js, GraphQL, REST, PostgreSQL, MySQL, Docker, Kubernetes, AWS, GCP, CI/CD, GraphQL (Apollo or Relay), REST API’s