Xcelore
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Information Technology Support Services · 51 to 200 Employees · Noida, India
Xcelore is a young, rapidly growing, Design and Innovation led technology services company based out of Noida and Netherlands. Here at Xcelore, we are crafting customer-centric Digital Products & Platforms with the power of AI/ML, Cloud & Experience Design for startups & enterprises across different industry domains. With a client-centric approach, we partner with organizations to revolutionize their operations, enhance customer experiences, and drive business growth in the digital age. With a relentless commitment to innovation and a rapidly growing diverse team of experts, our leadership brings 40+ years of cumulative & strong Technology, Product and Delivery leadership experience. Our team has together served more than 75 customers across the globe in 10+ Industry verticals. Team has successfully delivered 200+ projects in the past. At Xcelore, we foster a culture of continuous learning, collaboration, and creativity. Our team comprises passionate individuals who thrive on solving complex challenges and pushing the boundaries of what's possible. We believe in a healthy life & work balance and provide a supportive environment for personal and professional growth. What We Do? • We build and maintain Web & Mobile Applications with new gen technology stack across different industry domains for startups & enterprises. • We bring innovation in your products & apps with the power of AI, Cloud Native & Experience Design. • We build solutions around use cases of Generative AI. • We create unique digital experiences with UX & design principles. • We build infrastructures with Cloud platforms & do automations with DevOps toolkit. • We help startups to build & launch their products, and measure ROIs.
Hiring: Engineering
What employees say
+ Great work culture and supporting team.
− All good nothing is bad about company .
More reviews on the company profile.
Interview experience · AI/ML Engineer Intern
The ml part was easy but the dsa part was long compared to the time given the should given more time for DSA questions overall the interview was hard if you compare the package
Difficult difficulty · Noida · 22 reports
More interview insightsJob description
Overview
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.
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
Qualifications
- 3–5 years building full-stack JavaScript/TypeScript applications
- Strong 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
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Job application FAQ
Last updated 24 October 2026
- How do I apply for MERN Stack Developer (3–5 Years) at Xcelore?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. Xcelore may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this MERN Stack Developer (3–5 Years) role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is MERN Stack Developer (3–5 Years) remote or on-site in Noida, Uttar Pradesh?
- This listing is marked on_site with location Noida, Uttar Pradesh. Confirm details on the job description before applying.
- What skills matter for this MERN Stack Developer (3–5 Years) role at Xcelore?
- This is a mid-level MERN Stack Developer (3–5 Years) role. Key skills include skills listed in the job description. Feedback AI highlights matched vs missing skills on your profile after signup.