Posted:4 days ago|
Platform:
On-site
Full Time
Job Title: Junior Backend Developer – Node.js / NestJS (FinTech)
Location: Ahmedabad, Gujarat (On-site)
Experience: 6 months – 1 year
About the Role:
We are looking for a Junior Node.js / NestJS Developer to join our FinTech engineering team. You will work on production-grade backend systems, integrate LLM-powered features, and help build secure, scalable financial platforms.
This role is ideal for someone who has real project experience, understands modern backend practices, and is comfortable using AI-assisted development tools.
Key Responsibilities:
- Develop and maintain backend APIs using Node.js and NestJS
- Build REST APIs following clean architecture and best practices
- Work with PostgreSQL / MongoDB and understand data modeling
- Integrate LLM APIs (OpenAI, Claude, Gemini, etc.) into backend workflows
- Use AI developer tools such as Cursor, Claude Code, GitHub Copilot, or similar
- Implement authentication, authorization, and role-based access control
- Ensure data security, validation, and error handling for financial data
- Collaborate with frontend, product, and QA teams
- Write clean, maintainable, and well-documented code
- Debug, test, and optimize backend services
Must-Have Skills:
- Strong fundamentals in Node.js (async/await, promises, event loop)
- Basic to intermediate experience with NestJS (modules, controllers, services, DTOs)
- TypeScript knowledge (interfaces, types, decorators)
- REST API development and request/response validation
- Hands-on exposure to LLM integrations
- Experience using AI coding tools (Cursor, Claude Code, Copilot, etc.)
- Working knowledge of PostgreSQL or MongoDB
- Familiarity with Git and version control workflows
Good to Have:
- Experience in FinTech, payments, lending, or banking systems
- Knowledge of JWT, OAuth, and API security best practices
- Exposure to Docker and basic deployment concepts
- Understanding of logging, monitoring, and rate limiting
- Awareness of Indian FinTech compliance concepts (KYC, data privacy)
- Startup or fast-paced development experience
Job Type: Full-time
Pay: ₹25,000.00 - ₹45,000.00 per month
Benefits:
Work Location: In person
Chinmay Finlease Limited
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