Onsite Senior Software Developer - MERN Stack

Source Code

📍 toronto, on, Canada

Full-time Other-General Posted June 04, 2026

Job Description

Become a Senior Software Developer with a focus on the MERN stack for Ontario's Ministry of Public and Business Service Delivery. Work onsite in Toronto to ensure robust application performance.

You will play a critical role in maintaining and enhancing the Ceres application, addressing user-reported issues, and implementing system upgrades. Your expertise in cloud-native deployment and Agile methodologies will drive the execution of impactful improvements while ensuring compliance with accessibility standards.

Key Responsibilities: • Resolve application issues quickly to ensure reliability • Identify and prioritize upgrades for continued platform performance • Implement bug fixes and enhance existing functionalities

Requirements: • 7+ years of full-stack development experience in MERN • 4+ years documenting build processes and deployments • Proven skills in technical documentation and knowledge sharing • Familiarity with AODA and government technology standa...