Location : Surat, Gujarat

Openings :- 1

Experience: Minimum 5 years

Role Overview

We are looking for a highly skilled Senior Full Stack Engineer / MERN Architect to lead the design and development of scalable, high-performance web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).

The ideal candidate should have proven experience building large-scale distributed systems, handling 50K–1 lakh+ concurrent users, and driving architecture decisions that improve scalability, reliability, and performance.

This role requires end-to-end ownership of technical delivery, production-grade architecture, and mentoring engineering teams.

Key Responsibilities

- Architect and build scalable, fault-tolerant applications using the MERN stack
- Design systems capable of supporting** 1,00,000+ concurrent users**
- Own end-to-end delivery from requirement analysis to deployment
- Build and optimize RESTful / GraphQL APIs
- Implement **event-driven architecture **using Kafka, RabbitMQ, BullMQ, or Redis Streams
- Design scalable MongoDB schemas, indexing, aggregation pipelines, and sharding
- Implement Redis, CDN,



and in-memory caching
- Lead frontend architecture using React.js / Next.js (SSR, ISR, CSR)
- Build real-time systems using WebSockets / Socket.io
- Collaborate on** CI/CD, Docker, Kubernetes, and zero-downtime deployments**
- Drive code quality through reviews, mentoring, and engineering best practices

Must-Have Requirements

- 5+ years of hands-on MERN stack development experience
- Strong expertise in** Node.js, React.js, Next.js, and MongoDB**
- Proven experience handling** 50K–1 lakh+ concurrent users**
- Strong knowledge of performance optimization and system design
- Hands-on experience with Redis, queues, Docker, and microservices
- Solid understanding of** security, authentication, and scalable API architecture**
- Prior experience leading technical decisions or mentoring teams

Good to Have

- Kubernetes
- Elasticsearch / Atlas Search
- AWS / GCP
- Datadog / Grafana / ELK
- Prior Tech Lead / Architect experience

Shift Timings:

Morning Shift

📌 Full Stack Developer (MERN) (India)
🏢 Knovator Technologies
📍 India