Senior Node.js developer

4 weeks ago

New Delhi, India Kovaion Consulting Full time

Job Title: Senior Node.js DeveloperAbout the Role We are building anext-generation AI First CRM workflow automation platform— enabling users to visually create, orchestrate, and execute workflows connecting APIs, data sources, and AI models. We’re looking for astrong Node.js Developerwho can design and implement the core workflow execution engine, node framework, and integration architecture.Key Responsibilities Design and implementbackend components for avisual workflow automation platformusingNode.js and TypeScript. Develop theworkflow runtime engine— capable of sequential, parallel, conditional, and human-in-loop execution. Build amodular node/plugin architecture(like n8n nodes) for API connectors, data operations, and logic functions. Implement asecure sandboxfor executing user-defined code/functions. DevelopRESTful APIs and WebSocket interfacesfor the workflow editor (frontend). Integrate withdatabases (MongoDB/Postgres)and manage workflow persistence and execution logs. Work withRedis / BullMQ(or similar) for distributed workflow execution and queue management. Ensurehigh performance, fault tolerance, and scalabilityacross multi-tenant environments. Collaborate closely with frontend and DevOps teams to ensure smooth integration and deployment.Technical Skills Required Core: Strong in Node.js & TypeScript— deep understanding of async/await, streams, events, and error handling. Experience with Express.js / Fastifyfor backend API development. Hands-on with database ORM frameworks(TypeORM, Prisma, Sequelize). Strong understanding of workflow orchestrationconcepts — DAGs, triggers, and execution contexts. Familiar with Redis / BullMQ / RabbitMQ / Kafkafor distributed task management. Good understanding of sandboxing techniques(vm, isolated process execution, or containers). Experience designing plugin systems / dynamic module loading(custom nodes or extensions). Knowledge of Webhooks, Schedulers, API Integrations (REST, OAuth2, WebSocket, etc.). Experience with Docker / containerizationfor deployment and scaling. Experience in AWS Lamda, AWS EKS cluster deployment. Bonus Skills: Exposure ton8n, Temporal.io, Airflow, or similar automation frameworks. Knowledge offrontend frameworks (ReactJS)for workflow editors. Understanding ofAI/LLM integrationinto workflows. Prior experience buildingmulti-tenant SaaS platforms. Cloud experience (AWS / GCP / Azure).Soft Skills Excellent problem-solving and system design thinking. Collaborative mindset — works well with architects, DevOps, and product teams. Self-driven to explore open-source projects and implement best practices. Strong documentation and code quality discipline.Experience 4+ yearsof experience in backend development (Node.js). 1+ yearof experience in building scalable, event-driven or automation systems is preferred. Prior contribution to open-source or internal workflow systems is a strong plus.

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