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JG
J&M GroupVerified Job Source

Fullstack Developer with React, Node.JS, C#, .NET, SQL, GraphQL Developer

Design, develop, test, and maintain high-quality fullstack applications using React, Node.js, C#, and .NET. Collaborate with cross-functional project teams to deliver small to complex software projects.

  • On-site
  • Toronto, ON
  • Posted Jul 6, 2026
  • Apply by Jan 2, 2027
  • 1 position

Job summary

We're looking for a Fullstack Developer with strong experience across the modern web stack to join a delivery team at a major Canadian bank in Toronto. The ideal candidate is hands-on across both frontend and backend, comfortable working in Agile environments, and able to communicate clearly across technical and business teams. What You'll Do Design, develop, test, and maintain high-quality fullstack applications using React, Node.js, C#, and .NET Build and maintain RESTful APIs and GraphQL services using Node.js Work with relational databases including SQL Server, SQLite, MySQL, and PostgreSQL Collaborate with cross-functional project teams to deliver small to complex software projects Communicate clearly with stakeholders to articulate, measure, and resolve technical issues What You Bring Strong hands-on experience with React, Node.js, C#, .NET, SQL, and GraphQL Proven experience building RESTful APIs and GraphQL services Solid working knowledge of SQL Server, SQLite, MySQL, and PostgreSQL Strong experience working in Agile delivery environments Clear written and verbal communication skills with the ability to work cross-functionally Eligibility for a mandatory background check Nice to have Experience building CI/CD pipelines using GitHub Actions or Helios Familiarity with application performance improvement and scalability practices Work setup Onsite in Toronto, ON, 4 days per week In-person interview required 6+ month contract English proficiency required

What you’ll do

Design, develop, test, and maintain high-quality fullstack applications using React, Node.js, C#, and .NET. Collaborate with cross-functional project teams to deliver small to complex software projects.

Requirements

Strong hands-on experience with React, Node.js, C#, .NET, SQL, and GraphQL is required. Proven experience building RESTful APIs and GraphQL services, along with clear communication skills, is essential.

Listed skills

  • PostgreSQLPreferred
  • ReactPreferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • React
  • Node.js
  • C#
  • .NET
  • SQL
  • GraphQL
  • RESTful APIs
  • Agile
  • SQL Server
  • SQLite
  • MySQL
  • PostgreSQL
  • CI/CD
  • GitHub Actions
  • Application Performance Improvement
  • Scalability Practices

Job areas

  • Technology
  • Software
  • Engineering
  • Consulting

Additional details

Minimum experience
5+ years
Apply by
Jan 2, 2027
Posting language
English
Working hours
40 hours per week
Seniority
Mid-Senior level
Application method
Direct apply is available