Prateek Chauhan

Software Engineer

New Delhi, Delhi, India6 yrs 3 mos experience

AI EnabledAI ML Practitioner

Key Highlights

Expert in scalable backend systems and AI integration.
Developed AI-powered chatbots enhancing user engagement.
Proven experience in fintech and gaming industries.

Stackforce AI infers this person is a Backend Developer specializing in Fintech and Gaming with AI capabilities.

Contact

Skills

Core Skills

BackendArtificial Intelligence (ai)Java Development

Other Skills

NestJSPostgreSQLGitHub CopilotGitHubiOSGoogle Cloud Platform (GCP)Apache KafkaRedisOllamaProblem SolvingRepresentational State Transfer (REST)Microsoft Visual Studio CodeAmazon Web Services (AWS)AlgorithmsPostman API

About

Experienced Software Engineer with expertise in scalable backend systems and AI integration. Skilled in Data Structures & Algorithms, Operating Systems, and OOPs. Proficient in Java, Spring Boot, Python, Hibernate, NestJS, and PostgreSQL. Integrated large language models (LLMs) via APIs and fine-tuned transformer architectures to deploy conversational AI bots. Applied prompt engineering, and vector databases for semantic search and contextual intelligence. Proven experience delivering high-performance platforms in the fintech and gaming industries, combining robust backend engineering with modern AI capabilities.

Experience

6 yrs 3 mos

Total Experience

1 yr 7 mos

Average Tenure

6 mos

Current Experience

Expedia group

SDE II

Nov 2025 – Present · 6 mos

Baazi games

SDE II

Jun 2025 – Oct 2025 · 4 mos · Delhi, India · Hybrid

1. Part of the initial engineering team building PokerBoss (non-RMG poker app) from scratch.
2. Implemented User-Service, online/offline player tracking, and Active Tables features using Game Engine, Redis, and Kafka event consumption.
3. Developed PokerGuru chatbot (Ollama LLaMA-3.1 8B, Gemini api key, ChatGPT 4.1) to deliver AI-powered poker insights outside and within the app.

NestJSPostgreSQLGitHub CopilotGitHubiOSBackend+12

Paytm

Software Engineer

Mar 2024 – May 2025 · 1 yr 2 mos · Noida, Uttar Pradesh, India · Hybrid

1. Developed and optimized the backend system for handling Daily and Monthly SIPs (Systematic Investment Plans), ensuring seamless execution and high reliability.
2. Designed & built "Chacha Chat", a Mutual Fund Portfolio Analysis Chatbot, leveraging Python, Django, and Ollama 3.3, improving user engagement by 40%.
3. Integrated JanNivesh ₹250 SIP with SBI Mutual Fund, enabling low-cost investments with flexible SIP options, expanding financial inclusion for first-time investors and merchants.

Problem SolvingRepresentational State Transfer (REST)IntelliJ IDEASpring BootJiraDatabase Design+17

Paytm payments bank

Software Engineer

Jun 2023 – Mar 2024 · 9 mos · Noida, Uttar Pradesh, India

1.Integral member of the Onboarding Engine (OE) team responsible for seamlessly onboarding customers through rigorous deduplication and identity verification processes to detect and prevent fraud.
2. Ensured a seamless user experience by implementing fail-safes that flagged any discrepancies, guaranteeing the integrity of the onboarding process.
3. Played a key role in establishing Know Your Customer (KYC) compliance as the ultimate source of truth, providing accurate and verified data to KYC systems for final validation.
4. Contributed to a streamlined onboarding journey, minimizing risk and ensuring regulatory compliance while maximizing efficiency in customer acquisition.

Problem SolvingRepresentational State Transfer (REST)IntelliJ IDEASpring BootJiraDatabase Design+16