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 contemporary 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
- REST / SOAP / Swagger
- Microservices & API Integration
- Oracle / SQL Server
- JWT / OAuth 2.0 / SSL Certificates
- Azure DevOps / JIRA
- WebLogic / Tomcat
- Object-Oriented Design & Design Patterns

Nice to Have

- Previous OPS / Public Sector experience
- Blockchain / Smart Contract development with Solidity
- Knowledge of cryptography fundamentals
- UX/UI experience
- 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 [email protected]

📌 Senior Full Stack Developer (Ontario)
🏢 Siri Infosolutions
📍 Ontario