Backend Engineer - Node.js/TypeScript
First seen by Alion on Oct 30, 2026.
Experience Needed :
- Node.js, TypeScript, NestJS
- Microservices & event-driven systems (Kafka/SQS)
- AWS, Redis, PostgreSQL/MongoDB
- Strong system design (LLD/HLD)
- Scalable REST APIs
- Product/startup background
- End-to-end ownership
Key Responsibilities :
- Design and implement scalable microservices using Node.js and TypeScript to support high-traffic application features.
- Architect efficient database schemas and optimize queries for relational databases and MongoDB to ensure data integrity and rapid retrieval.
- Lead the development of system architecture by creating comprehensive High-Level Design (HLD) and Low-Level Design (LLD) documentation to guide engineering standards.
- Deploy and manage cloud-native infrastructure on AWS to ensure high availability, security, and cost-efficiency of our backend services.
- Mentor junior developers and conduct rigorous code reviews to maintain high engineering standards and foster a culture of technical excellence.
Candidate Requirements :
- 3+ yrs core Node.js backend (TypeScript/NestJS) in product/startup companies.
- Strong in microservices, Kafka/SQS, Redis, AWS & system design (LLD/HLD).
- No frontend-heavy or service-only profiles.
Total Experience : 4 - 9 years
Skills
Backend Architecture, Node.js, TypeScript, Kafka, Microservices Architecture, REST API, System Design, NestJS, System Architecture