Position: Senior MERN Stack Developer

Location: (Hybrid- Toronto, ON)

Job type: Full-Time/Permanent Hiring

We are looking for a Senior MERN Stack Developer with strong expertise in React.js, Node.js, Express.js, JavaScript/TypeScript, GraphQL, REST APIs, and MongoDB . The ideal candidate should have experience building scalable cloud-native web applications , modernizing .NET/Java applications , developing secure backend APIs, and driving engineering excellence using Azure Kubernetes (AKS), Terraform, GitHub Actions, CI/CD, and modern DevOps practices

. Strong hands-on experience with React, Node.js, GraphQL, MongoDB, Azure, Kubernetes, and API development is mandatory.

Key Responsibilities

- Design, develop, and maintain scalable full-stack applications using React.js, Node.js, Express.js, GraphQL, REST APIs, MongoDB, JavaScript, and TypeScript .
- Build and modernize enterprise applications across MERN, .NET, and Java technology stacks.
- Develop reusable, responsive, and high-performance UI components using React.js and Redux .
- Build and manage secure backend services, GraphQL APIs, RESTful APIs, and asynchronous processing solutions.
- Develop cloud-native applications using Azure Kubernetes (AKS), APIM, Terraform, MongoDB Atlas, and containerized deployment patterns .




- Implement CI/CD pipelines using GitHub Actions , automation, observability, and deployment best practices.
- Optimize application performance, scalability, security, and reliability using Recent Relic, Moogsoft, and monitoring tools .
- Collaborate with Product Owners, Architects, QA, Platform Engineers, and Security teams to deliver enterprise digital solutions.
- Mentor developers through architecture guidance, code reviews, and engineering best practices.
- Support Agile delivery, platform modernization, AI-enabled engineering initiatives, and continuous improvement.

Required Skills Frontend: React.js, JavaScript, TypeScript, Redux, HTML5, CSS3

Backend: Node.js, Express.js, GraphQL, REST APIs, Asynchronous Programming

Database: MongoDB, MongoDB Atlas, SQL

Cloud & DevOps: Azure, AKS, Kubernetes, APIM, Terraform, Docker, GitHub Actions, CI/CD

Monitoring: New Relic, Moogsoft, Observability

Version Control: Git, Code Reviews, Pull Requests

Modernization: .NET, Java, Cloud Migration

Preferred Skills

Platform: K9s, Azure DevOps

Methodology: Agile, SAFe, DevOps

AI: AI Agents, AI-assisted Development, Responsible AI

📌 Senior MERN Stack Developer (Toronto)
🏢 Ku0026K Global Talent Solutions
📍 Toronto