Darun Natarajan

Software Developer | AI/GenAI Specialist

LinkedIn | GitHub

About

A highly skilled Software Developer and AI/GenAI Specialist with 2+ years of experience in building scalable applications and intelligent automation tools. Proficient in Go, Python, Generative AI, and LLM frameworks like LangChain, I excel at developing AI-powered solutions, optimizing data processing, and enhancing user interactions through innovative chatbot and assistant technologies. Passionate about leveraging AI to solve real-world problems, I continuously seek to apply cutting-edge technologies to drive product innovation and efficiency.

Work Experience

Software Developer

AIRSCALE PRIVATE LIMITED

Sep 2022 - Jun 2025

Coimbatore, Tamil Nadu, IN

Led core backend development for Subscrib.ai, a live production SaaS platform, driving intelligent subscription management and analytics through scalable microservices and AI-powered solutions.

  • Developed and scaled Subscrib.ai, a live production SaaS platform, playing a core backend role in intelligent subscription management and analytics.
  • Engineered a natural language to SQL pipeline using LLMs, enabling 100% of non-technical users to query business data easily, significantly enhancing data accessibility.
  • Automated internal tasks by engineering an AI assistant with LangChain, reducing manual support load by 85%.
  • Optimized complex ClickHouse queries, achieving 10x faster performance for analytics workflows and designing embeddable chatbots with FastAPI, React, and PostgreSQL for seamless B2B integration.
  • Contributed to the successful launch of real-time features with subscription-based access, enhancing platform scalability and monetization.

Education

Artificial Intelligence and Data Science

ERODE SENGUNTHAR ENGINEERING COLLEGE

8.44 / 10.0

Sep 2020 - May 2024

Erode, TN, IN

Certificates

Google Data Analytics Professional Certification

Google

Python for Data Science

IBM

Postman API Fundamentals Student Expert

Postman

Projects

Subscrib.ai

Sep 2022 - Jan 2025

A live production SaaS platform for smart billing and analytics, developed using Go, PostgreSQL, LLMs, and Docker.

LLM-Powered Chat Assistants

May 2024 - Jul 2024

Internal AI tools designed for contextual Q&A and data access, leveraging Python, RAG, Hugging Face, Groq, and MySQL.

Face Recognition Attendance System

Sep 2023 - Dec 2023

A real-time multi-face tracker developed using Python and Deep Learning for secure attendance management.

AI Fitness Game

Aug 2023 - Sep 2023

A pose-based gesture controller for a fitness game, built with Python and OpenCV.

Awards

Best Outgoing Student

ERODE SENGUNTHAR ENGINEERING COLLEGE (ESEC)

May 2024

Awarded for exceptional academic performance and overall contributions to the institution.

5x 1st Prizes in Paper Presentations

Various Institutions

Dec 2023

Recognized with multiple first-place awards for outstanding paper presentations in 2023.

1st Prize, Project Presentation

Excel Engg. College

Dec 2023

Secured first prize for an exceptional project presentation at Excel Engineering College.

Runner-Up, National Project Expo

Saintgits College

Dec 2023

Achieved runner-up position at the National Project Expo hosted by Saintgits College.

Guinness Record Event Participant (Face Recognition)

Guinness World Records

Dec 2023

Contributed to a Guinness World Record event focused on advancements in face recognition technology.

Publications

Facial Recognition Based Student Analysis System Using CNN

IJNIET

Mar 2024

Published research on a CNN-based facial recognition system for student analysis, featured in IJNIET, Vol. 24, Issue 1.

Languages

English , Tamil

Skills

Languages

  • Go
  • Python
  • SQL
  • JavaScript

Frameworks

  • FastAPI
  • LangChain
  • Streamlit
  • OpenCV

Databases

  • PostgreSQL
  • MySQL
  • ClickHouse
  • NoSQL

AI/GenAI

  • LLMs (Groq, LLaMA-3)
  • RAG
  • Hugging Face
  • Prompt Engineering

DevOps/Cloud

  • Docker
  • Git
  • GitHub
  • Linux
  • AWS (Basics)
  • CI/CD

Other Skills

  • REST APIs
  • Microservices
  • CLI Tools
  • OAuth
  • Unit Testing
  • Agile
  • Scrum
  • Version Control
  • Grafana