RATNESH KUMAR KUSHWAHA

Senior Software Engineer | Lead LLM / GEN AI Engineer

Immediate Joiner

Summary

Senior Software Engineer with 6+ years of experience in scalable microservices, Python, Data Science, Generative AI, and FastAPI/Django. Hands-on expertise with Huggingface, OpenAI, AWS, Agentic AI, RAGA, MCP and vector databases. Delivered LLM-powered projects using LangChain/LangGraph for retrieval-augmented generation, multi-agent orchestration, and tool integration. Designed FinTech Kafka pipelines reducing latency by 30% and built fault-tolerant, high-performance data and API systems on AWS/GCP. Skilled in multi-AI agent architectures, technical leadership, code reviews, and mentoring teams for scalable delivery.

Contact Me

Feel free to reach out to me via email or connect with me on social media.

Yahoo Mail Email Me LinkedIn LinkedIn GitHub GitHub Stack Overflow Stack Overflow Kaggle Kaggle Ollama Ollama

Skills

Languages/Frameworks:

Python Flask Django FastAPI Streamlit Gradio

ML & GenAI:

TensorFlow Scikit-learn HuggingFace LangChain LangGraph PEFT RAG OpenAI

Data Tools:

Pandas NumPy Postgres MongoDB Redis ChromaDB FAISS

Cloud & DevOps:

AWS (Bedrock, Lambda, Sagemaker) Gemini ADK Docker Git CI/CD

Others:

Agile/Scrum JIRA Spark SQL

Key Projects

Text-to-SQL Chatbot

LLM, RAG, RAGAS, Gradio

Implemented prompt-engineered and fine-tuned LLMs to convert natural language queries into SQL. developed RAG-based pipeline with 83% accuracy. Integrated with Gradio interface.

Transcript processing project

Cohere, GPT, Async Pipeline

End-to-end asynchronous pipeline converting raw PDFs into clean JSON using Cohere/GPT models. Supports concurrent processing and streaming responses.

Voice AI Agent

Voice AI, LLM, Agent, FastAPI, Streamlit

End-to-end Voice AI system for speech-to-text, intent recognition, and real-time audio processing using local Ollama model.

View Code

Social Good Website

FastAPI, Postgres, RAG, LLM

RAG pipeline using Ollama/HuggingFace with 95% accuracy. Integrated finetuning, caching, and fault-tolerant evaluation.

Leave Management System

Django, LLM, LangChain

Rule-based engine + LangChain chatbot for natural language leave queries.

Appreciate App

Flask, ML, Kafka, MongoDB

Built ML pipeline for churn/engagement. Delivered 65% increase in client engagement.

Intelligent Document Classification

SageMaker, CNN, Tesseract

OCR + CNN pipeline for PDF classification (85% accuracy). Deployed using SageMaker.

IoT Anomaly Detection

TensorFlow, Pyspark, AES

Real-time MQTT/TCP stream ingestion with Autoencoder-PCA models.

Other Projects: RAG Checker, PDF QA LangGraph, PySpark Pipeline

Experience

Lead LLM / GEN AI Engineer - Star Co., Hyderabad

AUG 2025 - DEC 2025

  • Designed and implemented document automation solutions, RAG-based chatbots, and end-to-end generative AI pipelines.
  • Developed workflows for Transcript/PDF/MTR processing with robust parsing and chunking.
  • Led prompt engineering, Text-to-SQL fine-tuning, and RAGAS-based evaluation.
  • Developed internal tooling (TOON) and Streamlit/Gradio apps.

Senior Software Engineer - Pace Wisdom Pvt. Ltd., Bangalore

APRIL 2022 - May 2025

  • Led development of LLM-powered agent-based chatbots using LangChain, Ollama, AWS Bedrock.
  • Architected FinTech Kafka pipelines reducing latency by 30%.
  • Delivered scalable microservices (Flask/Django), mentored team of 5, boosting productivity by 55%.

Contract Application Developer - Azilen Technologies Pvt. Ltd.

JULY 2021 - DEC 2021

  • Migrated healthcare analytics platform from Scala to Python.
  • Developed RESTful APIs and optimized data processing pipelines.

Associate Software Engineer - Infobeans, Indore

FEB 2021 - JULY 2021

  • Built secure NLP-based document classification APIs with email/OTP authentication.
  • Implemented preprocessing pipelines and Hive-backed storage.

Solution Architect - High IQ, Hyderabad

DEC 2019 - FEB 2021

  • Engineered OCR + CNN-powered PDF classifier on AWS SageMaker (90% accuracy).
  • Converted 4000 lines of C# utilities to Python.

Software Engineer - Emorphis, Indore

SEP 2018 - NOV 2019

  • Developed multithreaded Python pipelines for IoT signal analysis.
  • Built TensorFlow-based predictive services (Audio classification).

Independent Consultant - Saras InfoTech

DEC 2014 - AUG 2018

  • Delivered full-stack municipal portals (GRS/UMC). Designed custom ETL pipelines.

Education & Certifications

Education

M.E., Computer Engineering

SGSITS, Indore

CGPA 7.56 | Thesis on Composition of Semantic Web Service on Cloud : A QoS View.

B.E., Computer Science

Ujjain Engineering College

Percentage 65.59 | Major Project on Smart City

Certifications

  • Introduction to Model Context Protocol (Anthropic)
  • 5-Day AI Agents Intensive Course with Google
  • Building RAG Agents with LLMs (NVIDIA)
  • Big Data Hadoop & Spark (Udemy)
  • 5-Day Gen AI Course (Kaggle)
  • Problem Solving (HackerRank)
  • Android Workshop (Techfest, IIT Bombay)
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Download My Resume

You can download a PDF version of my detailed resume here:

Download Resume (PDF)