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MERN Stack Developer (React and Node.js)

MERN Stack Developer (React and Node.js)

Hybrid

Richmond hill, Canada

$ 65 /hour

Mid level

Freelance

30-12-2025

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Skills

C# TypeScript NoSQL MongoDB Shopify CI/CD Databases Azure react node.js Back-end Development Software Development .NET CI/CD Pipelines E-commerce

Job Specifications

MERN Stack Developer (React & Node.js)

Client: RETAIL Industry

Location: 3 days/week on site (Markham) - 6 Staples Dr

Duration: 6-month contract

Day-to-Day Responsibilities

Colabra is looking for a MERN stack developer to join a large retail client sitting in Markham. The successful candidate will be responsible for leading a team of five developers while contributing hands-on to both front-end and back-end development efforts within a large retail e-commerce environment. This includes managing daily production activities, delivering new project features, and ensuring overall platform stability.

Key responsibilities include:

Leading, mentoring, and supporting a team of five developers.
Overseeing daily production operations, including incident management, troubleshooting, and resolution.
Performing code reviews, managing team performance, and driving continuous improvement initiatives.
Developing and enhancing front-end features using React (approximately 70% of development workload).
Supporting back-end development using Node.js and TypeScript (approximately 30%).
Working with MongoDB NoSQL databases for designing, querying, and optimizing data structures.
Managing production logs and supporting debugging and issue resolution for the e-commerce platform.
Contributing to new project work aligned with retail e-commerce initiatives.
Building, deploying, and maintaining code within an Azure cloud environment using CI/CD pipelines.
Collaborating with cross-functional groups to ensure timely delivery of enhancements and platform updates.

Required Skills

5-8 years of professional software development experience.
Strong hands-on experience with React and the MERN stack (MongoDB, Express.js, React, Node.js).
Deep front-end expertise (70%) React combined with solid back-end experience in Node.js (30%).
Proven experience leading or mentoring development teams in a fast-paced or production environment.
Practical experience working in Azure cloud, including CI/CD, deployments, and build pipelines.
Strong knowledge of MongoDB and NoSQL data modelling.
Experience supporting production environments, debugging, and resolving issues in real time.
Experience working on high-traffic or enterprise-level web applications is an asset.

Nice-to-Haves

Experience with C# or .NET.
Experience with Shopify or e-commerce platform integrations.

About the Company

In our relentless pursuit of greatness, we are dedicated to developing individuals, creating exceptional teams, and cultivating a unique culture of unity and care. As providers of digital talent solutions, we aim to positively impact businesses and communities globally. We would be honored to be your trusted and uncommon partner on this journey. Know more