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GFT Technologies

Senior Full Stack Developer

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Dec 5, 2026
Experience: 5+ years of professional software development experience
Posting language: English
Posted: Nov 5, 2026

Original job description

Senior Full Stack Developer

TypeScript, Node.js, React & Next.js, Python.

We are looking for a talented Senior Full Stack Developer with strong backend expertise to join our growing engineering team.

Our core application stack is built primarily on TypeScript and Node.js, with React and Next.js powering our customer-facing portals. The ideal candidate is a hands-on software engineer who enjoys building scalable APIs, designing robust backend services, and contributing across the full stack when needed.

What You'll Do

Design, develop, and maintain scalable backend services and APIs using TypeScript and Node.js
Build and enhance web applications using React and Next.js
Collaborate with product managers, designers, and engineers to deliver high-quality features
Participate in architecture discussions and technical decision-making
Write clean, maintainable, and well-tested code
Troubleshoot complex technical issues and optimize system performance
Contribute to code reviews and engineering best practices
Support continuous improvement of development processes and tooling

Required Qualifications

5+ years of professional software development experience
Strong experience with TypeScript
Strong experience developing backend applications with Node.js
Experience designing and consuming RESTful APIs
Experience with React
Experience with Next.js
Experience with Python
Strong understanding of software design principles and modern development practices
Experience working in Agile development environments
Excellent communication and collaboration skills

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More about this job

Responsibilities

Design, develop, and maintain scalable backend services and APIs using TypeScript and Node.js, while building and enhancing web applications with React and Next.js. Collaborate on product delivery and architecture, write and review maintainable code, troubleshoot issues, optimize performance, and improve engineering processes and tools.

Requirements

Requires at least five years of professional software development experience, strong TypeScript and Node.js backend expertise, and experience with RESTful APIs, React, Next.js, and Python. Candidates should understand software design and modern development practices, have Agile experience, and demonstrate strong communication and collaboration skills.

Skills

TypeScript
Node.js
React
Next.js
Python
Backend Development
RESTful APIs
API Design
Scalable Services
Software Architecture
Software Design
Testing
Performance Optimization
Code Review
Agile Development
Communication

Visa sponsorship

Not detected in the job text

Keywords

TypeScript
Node.js
React
Next.js
Python
Backend Development
Full Stack Development
RESTful APIs
Scalable APIs
Backend Services
Web Applications
Software Architecture
Technical Decision-Making
Software Design Principles
Clean Code
Maintainable Code
Testing
Troubleshooting
System Performance
Code Reviews
Engineering Best Practices
Agile Development
Development Processes
Development Tooling
IT Services
IT Consulting

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