Staff Software Engineer (Node.js & TypeScript)

Sia

📍 Mumbai, Maharashtra, India

full-time Computer Occupations Posted March 02, 2026

Job Description

Job Description

We are seeking a Staff Software Engineer to provide technical leadership in the design, development, and scaling of our core SaaS platforms and backend systems. This role combines hands-on engineering expertise in the Node.js ecosystem with architectural ownership and client-facing consulting responsibilities. 

You will drive the technical strategy for our backend services, ensuring high performance, type safety, and scalability while mentoring a growing team of engineers. 

Key Responsibilities 

Technical Architecture & Development 

  • Architect Scalable Systems: Lead the design and implementation of distributed backend systems using TypeScript and Node.js (NestJS/Express/Fastify) that can handle high throughput and complex data processing. 

  • System Integration: Design robust APIs (REST...