Mern Stack Developer - Mumbai

Greetings from R2R Consults !

We are looking for a full stack developer with strong experience in React (preferably with Next.js), canvas-based UI systems, and Node.js backend architecture, to help bring this vision to life.

Location : Sion

Key Responsibilities

• Design and develop a React-based visual workflow builder using canvas technologies (e.g., React Flow, Konva, or custom)
• Build and maintain a backend engine to execute, monitor, and store workflows
• Create a plugin/node system for integrating third-party services and APIs
• Implement real-time updates, error tracking, and retry logic for workflow executions
• Build APIs to support frontend workflow management, user authentication, and system logs
• Work closely with design, AI/ML, and DevOps teams to shape product features and scalability
• Maintain high code quality, documentation, and test coverage

Key Skills :

• 4+ years experience with React, Next.js, and TypeScript
• Proficiency in Node.js and REST API development
• Strong knowledge of canvas-based UIs (React Flow, Konva, D3, or similar)
• Experience building modular plugin systems or workflow engines
• Familiarity with asynchronous processing, job queues, or state machines
• Experience with PostgreSQL, MongoDB, or similar databases
• Knowledge of authentication, webhooks, and real-time communication (e.g., WebSocket)

Bonus Points

• Experience with automation, workflow, or orchestration platforms
• Knowledge of AI orchestration, Langchain, or integrating LLMs into flows
• Exposure to tools like Redis, Temporal, or BullMQ
• Experience with Docker and CI/CD pipelines

Tech Stack Were Using

Frontend: React, Next.js, Tailwind CSS, Zustand or Redux, Canvas libraries (React Flow, Konva)
Backend: Node.js, TypeScript, MongoDB, Elasticsearch Infrastructure: GitHub Actions, optional Kubernetes & Docker Extras: Redis (for job queues), OAuth2/JWT for auth, Webhooks for triggers.

If interested , kindly share your resume at poonam@r2rconsults.com