Software Developer - Full Stack

Overview

The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Full Stack Software Developer to join their team in Toronto. This is a fully onsite, senior-level engagement where the successful candidate will design and build end-to-end solutions spanning modern front-end frameworks, Python and .NET back-end services, RESTful APIs, and Azure cloud infrastructure. The ideal candidate brings deep hands-on expertise across the full stack and can lead by example in a fast-paced Agile environment.

Key Responsibilities

• Design, implement, and continuously expand data pipelines by performing extraction, transformation, and loading (ETL) activities.
• Translate technical systems specifications into working, tested applications, including developing detailed programming specifications and writing or generating code.
• Build and maintain full stack web applications covering front-end UI, back-end services, API layers, and database design.
• Design and construct RESTful API services and integrate front-end UI components with back-end APIs.
• Implement and maintain web architecture designed for speed, scalability, and security.
• Apply web security best practices including OAuth 2.0, JWT authentication, and session management.
• Design, implement, and maintain continuous integration and deployment (CI/CD) pipelines.
• Troubleshoot and resolve technical problems arising during the use and operation of software packages, including support during implementation, conversion, and migrations.
• Collaborate with product managers, business analysts, and UX designers throughout the Software Development Life Cycle.
• Conduct unit tests, debug applications, and produce supporting technical documentation.
• Mentor and coach junior team members, fostering a culture of technical excellence and best engineering practices.

Must-Have Requirements

• Advanced proficiency in NextJS and React.js, including NodeJS.
• Strong proficiency in modern Python development with a proven track record designing and building RESTful APIs using FastAPI.
• Proven expertise with .NET Core Services/Web API and C#.
• Advanced knowledge of UI design, responsive design patterns, and testable UI architecture.
• Strong understanding of Web Security, OAuth 2.0, JWT Authentication, and session management.
• Expert knowledge of MS Azure SQL Server, including DB encryption, query tuning, stored procedures, triggers, user-defined functions, and query optimization.
• Experience with Cosmos DB, Redis cache, and Azure managed services.
• Familiarity with Azure Key Vault for secure storage management.
• Strong knowledge of application packaging and container-based deployments.
• Experience working in Agile environments (Scrum, Kanban) collaborating with cross-functional teams.
• Proven track record as a senior development team member, taking ownership of design and delivery and meeting deadlines.

Nice-to-Have Skills

• Knowledge and experience developing Internet-ready applications and rapid application development (RAD) methodologies.
• Experience with middleware, gateways, and product installation scripts including encoding, testing, and debugging.
• High-level knowledge of Angular framework, AngularJS components, and JavaScript front-end interfaces.
• Strong knowledge of RESTful APIs and familiarity with Swagger/OpenAPI specifications.
• Experience creating reusable, testable modules and components using AngularJS.
• Proficiency in front-end web technologies including HTML, CSS, JavaScript, and server-side/client-side rendering.
• Experience with Java web application servers (Tomcat, WebLogic), EJB, and Servlets.
• Strong SQL skills and experience with Oracle and SQL Server databases.
• Experience with SOAP web services in addition to REST.
• Experience with Azure DevOps and JIRA.
• Knowledge of Accessibility for Ontarians with Disabilities Act (AODA) standards and related regulations.
• Knowledge of Information Management principles, concepts, policies, and practices.
• Ability to provide post-implementation support and conduct design walkthrough sessions with project teams.

Work Environment

This is a fully onsite role, five days per week, located at 222 Jarvis Street, Toronto. No security clearance is required. The team operates within an Agile/Scrum framework, with close collaboration across developers, product managers, business analysts, and UX designers. Travel expenses are not provided for this engagement.