Nitin Kalra

Software Engineer

Gurgaon, Haryana, India12 yrs 9 mos experience

AI EnabledAI ML Practitioner

Key Highlights

Built LLM-powered applications serving billions of tokens daily.
Led teams to deliver production-ready AI solutions at scale.
Expertise in modern GenAI frameworks and cloud solutions.

Stackforce AI infers this person is a Backend Engineer specializing in AI-driven SaaS solutions.

Contact

Skills

Core Skills

Large Language Models (llm)Gen AiJava

Other Skills

AlgorithmsAmazon Web Services (AWS)AndroidApache KafkaBashCC++Core JavaData StructuresDevice DriversEngineeringFirebaseGitGoogle BigQueryGoogle Cloud Platform (GCP)

About

Principal Software Engineer with 13+ years of experience building scalable backend systems, Generative AI platforms, and cloud solutions. 🔹 Architected and deployed LLM-powered applications (chatbots, RAG pipelines, AI Agents) serving billions of tokens daily with high reliability. 🔹 Hands-on expertise in Java, Go, Spring Boot, Kubernetes, Redis, Kafka, SQL/NoSQL, Vector DBs and modern GenAI frameworks (LangChain, LLMs, vLLM, Bedrock, multimodal AI). 🔹 Proven track record in leading teams, improving system performance and delivering production-ready AI & backend solutions at scale. Passionate about AI innovation, large-scale backend design, and building high-performance engineering teams.

Experience

12 yrs 9 mos

Total Experience

2 yrs 8 mos

Average Tenure

2 yrs 1 mo

Current Experience

Now.gg

3 roles

Principal Engineer

Promoted

Mar 2024 – Present · 2 yrs 1 mo · Gurugram, Haryana, India · Hybrid

Built wsup.ai, an LLM-powered chat platform serving 3B+ tokens/day with 99.9% uptime.
Developing an AI-powered chatbot application designed to enhance the gaming experience by assisting users in finding the ideal game through an intuitive conversational search mechanism.

Amazon Web Services (AWS)TypeScriptNode.jsFirebaseGoogle BigQueryGen AI+6

Principal Software Engineer

Jan 2022 – Nov 2022 · 10 mos · Gurugram, Haryana, India

Working on improving the performance and making the cloud gaming platform highly available and scalable.

Amazon Web Services (AWS)

Lead Software Engineer

Jul 2020 – Dec 2021 · 1 yr 5 mos · Gurugram, Haryana, India

Worked on creating the cloud gaming platform from scratch, and scaling it to millions of gaming session

Amazon Web Services (AWS)

Paytm

Principal Engineer

Nov 2022 – Mar 2024 · 1 yr 4 mos

Leading a team of 8 backend engineers to build solutions for Customer Service Tech Team.
Built an in-house GPT-based RAG bot using Azure OpenAI for different Paytm verticals
to solve user issues, replacing the decision tree-based chatbots.

Apache KafkaGrafanaRedisAmazon Web Services (AWS)JavaMySQL+3

Bluestacks

3 roles

Lead Software Developer

Jan 2019 – Jul 2020 · 1 yr 6 mos · Gurgaon, India

Worked on Improving the First Launch Experience by customizing the first-time account addition and enhancing Security Features

Senior Software Developer

Promoted

Jan 2016 – Dec 2018 · 2 yrs 11 mos · Gurgaon, India

Designed and implemented a Configuration Engine, for changing the behavior of various core components with just a configuration change on the cloud.
Worked on a Command Processor Engine, to handle incoming request from Windows Components - Wrote many REST APIs to change the system behavior and to retrieve the current state

Software Developer

Nov 2014 – Dec 2015 · 1 yr 1 mo · Gurgaon, India

Worked on System Performance Improvement - reducing the first boot time and build time.
Improved App Compatibility by solving various issues, like keyboard input handling improvements, Implemented Location features.

Lg soft india

Software Engineer

Apr 2013 – Nov 2014 · 1 yr 7 mos · Bangalore

Worked in the Product Development department, worked on Device Drivers, Porting, developing tools.
Worked onsite in Korea on a LG phone L90/W7 based on Qualcomm 8x26 Chipset, worked on porting the Power Management related features, Charger driver and Battery driver.