Job highlights

- Testing experience (Jest,Playwright,or Cypress). AI features: LLM APIs,RAG,vector databases,LangChain or LlamaIndex
- Required Skills & Qualifications . 3 5 years building full-stack JavaScript / TypeScript applications

About the Role Ship production web apps end to end, from API design to deployment, working directly with product and design teams. You will also add AI capabilities like LLM integrations and RAG to client products.

Key Responsibilities

Build full-stack apps with React, Next.js, Node.js, NestJS, and MongoDB

Design REST APIs and modular NestJS backends (DI, guards, DTOs)

Use Next.js SSR, SSG, ISR, and server components for performance and SEO

Integrate LLM APIs (OpenAI, Anthropic, open-source) with RAG and vector stores

Own CI/CD, containerized releases, and security practices (JWT/OAuth, OWASP)

Write tests, review code, and deliver features in sprints

Required Skills & Qualifications

3 5 years building full-stack JavaScript/TypeScript applications





Solid TypeScript, with production React and Next.js (App Router)

Production Node.js and NestJS (or Express with NestJS architecture knowledge)

MongoDB: schema design, indexing, aggregation pipelines

Hands-on CI/CD (GitHub Actions, GitLab CI, or Jenkins), Git, Docker, and AWS, Azure, or GCP

Testing experience (Jest, Playwright, or Cypress)

AI features: LLM APIs, RAG, vector databases, LangChain or LlamaIndex

Kubernetes, Terraform, Redis, message queues, or WebSockets

Observability (Sentry, Grafana, OpenTelemetry) and microservices or monorepos

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 MERN Stack Developer (Noida)
🏢 Xcelore
📍 Noida