React JS Developer
Domain - Banking/FinTech
Remote position - India
Exp: 4-6 Years
Must Haves:

- React JS advanced (hooks, context, Redux/Zustand, lazy loading, code splitting)

- JavaScript ES6+, TypeScript, HTML5, CSS3

- REST API integration — Axios, Fetch, WebSockets

- Jest and React Testing Library

- Docker — image builds and container management (production, not just theory)

- CI/CD — must have configured pipelines (Jenkins, GitHub Actions, or GitLab CI)

- Nginx or Apache — basic config and reverse proxy

- Cloud — AWS, Azure, or GCP (basic to intermediate)

- SQL — MS SQL Server, Oracle, or PostgreSQL

- Banking / FinTech / digital payments background — mandatory

- Greenfield project experience

- High-availability, regulated workplace experience

Preferred:

- Java Spring Boot — read and debug level

- Microservices and BFF pattern awareness

- IBM MQ or similar messaging systems

- Micro Frontend architecture (module federation / single-spa)

- Kubernetes or Docker Compose

- NoSQL — Redis or MongoDB

- core banking integration

📌 React JS Developer (Banking OR Fintech Domain ONLY) (Kolkata)
🏢 Capital Numbers Infotech
📍 Kolkata