HIRING: Senior Full Stack Developer – Java / React
Location: Toronto Onsite – 5 Days
Experience: 10+ Years
Domain: Public Sector / Enterprise Applications
Closing Date: September 28, 2026
Role Overview
We are looking for a highly experienced Full Stack Developer with 10+ years of experience designing and developing large-scale, multi-client web applications. The ideal candidate will have strong hands-on experience with Java, React, TypeScript, Node.js, REST APIs, SQL/Oracle, and modern web architectures.
Key Responsibilities
- Design, develop, test, debug, and maintain large-scale web applications
• Build and enhance front-end and back-end applications
• Develop and integrate RESTful APIs and microservices
- Design and implement data pipelines and database solutions
- Translate technical specifications into scalable, tested applications
- Develop reusable, maintainable, and testable software components
- Integrate front-end applications with APIs and backend services
- Troubleshoot technical issues and provide production/post-implementation support
• Implement CI/CD and participate throughout the SDLC
- Collaborate with technical and functional teams in an Agile/Scrum environment
• Ensure applications meet WCAG/AODA accessibility standards
- Apply clean coding practices, design patterns, refactoring, and scalable architecture principles
Must-Have Skills
✅ 10+ years developing large-scale, multi-client web applications
✅ 10+ years Java development with Oracle or SQL databases
✅ 5+ years REST APIs, React, TypeScript, HTML5, CSS3 & Node.js
✅ Hands-on experience with RxJS, Next.js and Vue.js
✅ Strong RESTful API development and integration experience
✅ Experience with Microservices Architecture
✅ Knowledge of message-oriented, reactive, and event-driven architectures
✅ Experience with Azure DevOps
✅ Responsive web application development
✅ Strong SQL / Oracle database experience
✅ WCAG & AODA experience
✅ Strong Agile/Scrum experience
Technical Skills
- Java / Java Web Applications
- React / TypeScript / JavaScript
- Node.js / RxJS / Next.js / Vue.js
- HTML5 / CSS3 / Responsive UI
- Microservices & API Integration
- JWT / OAuth 2.0 / SSL Certificates
- Object-Oriented Design & Design Patterns
Nice to Have
• Previous OPS / Public Sector experience
- Blockchain / Smart Contract development with Solidity
- Knowledge of cryptography fundamentals
- Middleware and API gateway experience
- AODA / accessibility standards
Soft Skills
- Strong written and verbal communication
- Excellent analytical and problem-solving skills
- Ability to work with large cross-functional teams
- Ability to work under aggressive timelines and changing priorities
- Strong collaboration and stakeholder communication skills
Interested candidates: Please share your updated resume to kiran.p@siriinfoinc.com
