Software Developer - Full Stack - Senior

Role Overview

We are seeking a Senior Full Stack Software Developer with extensive experience in building large-scale, multi-client web applications. The ideal candidate will have deep expertise in Java, modern front-end frameworks, API development, and micro services architecture, along with strong experience in cloud and DevOps environments.

Key Responsibilities

• Design, build, and maintain scalable full-stack applications

• Develop and manage data pipelines (ETL processes)

• Translate technical specifications into functional, tested applications

• Write clean, maintainable code and perform unit testing

• Troubleshoot and resolve technical issues and system defects

• Collaborate across teams throughout the Software Development Life Cycle (SDLC)

• Develop and integrate RESTful APIs

• Ensure applications meet performance, scalability, and security standards

• Participate in deployment, migration, and post-implementation support

Core Technical Requirements (Must Have)

• 10 years experience in full-stack development for large-scale applications

• 10 years hands-on experience with Java Oracle/SQL databases

• 5 years experience with:

• REST APIs

• React, TypeScript

• HTML5, CSS3

• Node.js

• Experience with RxJS, Next.js, Vue.js

• Strong knowledge of micro services architecture

• Experience with Azure DevOps

• Experience with responsive web development

• Knowledge of architecture styles (event-driven, reactive, message-based)

Technical Skills (Preferred)

• Security: JWT, OAuth2.0, SSL

• Experience with Agile/Scrum methodologies

• Strong understanding of

• Object-Oriented Programming (OOP)

• Design patterns, clean code, refactoring

• Experience with

• WebLogic / Tomcat / Java web applications

• SOAP & REST services

• Oracle / SQL Server databases

• Exposure to

• Blockchain & Solidity (nice to have)

• Middleware & integration gateways

Requirements

Front-End & UI Expertise

• Strong experience with Angular / JavaScript frameworks

• Proficiency in HTML, CSS, JavaScript

• Ability to design responsive and accessible UI (WCAG, AODA)

• Experience integrating UI with backend APIs

• Understanding of UX/UI principles

DevOps & Tools

• Azure DevOps

• JIRA

• CI/CD pipelines

• Agile delivery environments

Soft Skills

• Strong communication & stakeholder management

• Excellent problem-solving and analytical skills

• Ability to work in high-pressure, deadline-driven environments

• Proven team collaboration in large programs

Nice to Have

• Previous Ontario Public Service (OPS) / Public Sector experience

• Knowledge of AODA compliance standards

• Experience in RAD methodologies