Open to relocation — Australia, US & Europe

Nirmal Kumar
Ranganathan Srinivasan

 

9+ years designing and delivering scalable backend systems on Node.js (NestJS, Express) and AWS serverless architecture — architecting AI-powered search & RAG platforms with AWS Bedrock and OpenSearch, and leading engineering teams of up to 8.

Thiruvananthapuram, Kerala, India · Lead Software Engineer, US Technology International
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years experience
engineers led per team
REST APIs delivered
system uptime achieved
// about

Backend-first, full-stack when needed

I'm a Lead Software Engineer at US Technology International Pvt. Ltd., based in Thiruvananthapuram, Kerala, India, with 9+ years of experience designing and delivering scalable, high-performance backend systems on Node.js (NestJS, Express) and AWS serverless architecture. I have a proven track record architecting AI-powered search and RAG platforms using AWS Bedrock and OpenSearch, and leading multi-tenant SaaS and event-driven systems for enterprise clients. I lead and mentor engineering teams of up to 8, own delivery across concurrent Agile projects, and bring a strong background in distributed systems, microservices, and API design (REST and GraphQL) — always with a focus on performance, reliability, and business outcomes.

Tamil — Native English — C1 Malayalam — C1 Telugu — B1 German — A1
// experience

Log of roles

Six roles across 9+ years, from junior REST API work to leading an 8-engineer team.

// skills

Stack, by category

// projects

Key projects

// education & certifications

Education

Master of Computer Applications (MCA)
Kumaraguru College of Technology, Coimbatore, India
2014 – 2016
Bachelor of Computer Science
Vidyasagar College of Arts and Science, Udumalpet, India
2011 – 2014
1 Million Prompters — AI Prompt Engineering Token Intelligence & Context Engineering for Engineering Excellence German A1 Language
// contact

Let's talk

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