Senior Fullstack Developer; Typescript​/NodeJS

Our client is seeking a Senior Developer on a contract basis to work on their modernization program. The ideal candidate has expertise in Typescript/Node.js

Location:

Hybrid Markham 4d/week

Duration: 6 months

• Design, develop, and maintain fullstack applications using Type Script ,
  Node.js
  , and React
  .
• Build scalable REST APIs
  , backend services, and integrations aligned with enterprise standards.
• Participate in sprint planning, backlog refinement, architecture discussions, and technical design sessions.
• Write clean, testable, well-structured code with unit, integration, and end-to-end test coverage.
• Conduct code reviews, provide constructive feedback, and help raise the overall code quality.
• Work closely with product managers, UX designers, and cross-functional teams to deliver customer-focused features.
• Troubleshoot production issues, optimize application performance, and improve reliability.
• Contribute to CI/CD pipelines, automation, and Dev Ops best practices.
• Document technical designs, workflows, and implementation details.

• 5+ years of hands-on software development experience building fullstack applications.
• Strong proficiency in Type Script and Node.js for backend development (Express, NestJS, or similar).
• Experience with React
  , Next.js
  , or another modern front-end framework.
• Experience designing and consuming REST APIs
  , and working with microservice or modular architectures.
• Strong understanding of SQL and/or No
  
  SQL databases and data modeling (Postgre
  
  SQL, MySQL, Mongo
  
  DB, etc.).
• Practical experience with Azure or AWS (Azure preferred), including deployments, monitoring, and cloud-based services.
• Proficiency with Docker
  , containerized development, and modern CI/CD pipelines (Azure Dev Ops, Git Hub Actions, etc.).
• Familiarity with automated testing frameworks (
  Jest
  , Mocha
  , Playwright
  , Cypress
  ).
• Strong understanding of secure coding practices, authentication, and authorization (
  JWT
  , OAuth2
  , SSO
  ).
• Excellent problem-solving skills and the ability to break down complex requirements.

Mid-Senior level

Contract

Information Technology

Software Development