Ragul Kachiyappan
Chennai, IN
rahul.kachiappan@gmail.com
+91 7530016269
ragul
ragul

I am a curious Engineer with a wide array of interests. I am now focusing on attaining mastery over Backend Engineering and its related ecosystem. I have proficiency in Backend Engineering, Django, Python ecosystem, Linux ecosystem, AWS, Azure, Generative AI, MLOps and Natural Language Processing. Strong proponent of FOSS principles and enjoy collaboration with open source communities. I have made significant contributions to FastAPI, DSPy from Stanford NLP, Chroma DB, Langchain, Llamaindex and ragas.

Education

PSG College of Technology
August 2017
 — 
May 2022
Bachelor of Engineering in Electronics and Communication Engineering (9.24 CGPA)
Jawahar Higher Secondary School
June 2016
 — 
March 2017
Class XII in Senior School Certificate (CBSE) (90.7%)
Jawahar Higher Secondary School
June 2014
 — 
March 2015
Class X in Secondary School Certificate (CBSE) (9.0 CGPA)

Experience

Software Engineer II
April 2024
 — 
Present
Techjays
  • Led enterprise-level software development initiatives, earning recognition for exceptional technical contributions
  • Established and led structured mentorship program for junior developers and interns, improving team productivity and reducing onboarding time
  • Drove end-to-end project lifecycle excellence across all SDLC phases
  • Maintained production systems with 99.9% uptime
  • Authored compelling technical proposals and participated in strategic client discussions
  • Created comprehensive technical documentation and developed proof-of-concepts and MVPs
Software Engineer I
May 2023
 — 
March 2024
Techjays
  • Backend, MLOps, LLMOps, Generative AI Engineer
  • Made open-source contributions to Stanford University's DSPy and FastAPI
  • Worked directly with CTO as GenAI consultant
  • Mentored new joinees and created internal onboarding mock project
  • Skilled in LLMs, Prompt Engineering, RAG and Vector Databases
  • Served on interview panel for hiring Senior Engineers and interns
  • Contributed to MLOps, NLP tasks for Gamesafe project
Python Developer Trainee
March 2023
 — 
April 2023
Techjays
  • Backend development with Django, Django REST Framework
  • Contributed to Whatsapp Business Automated Team Inbox development
Python Developer Intern
December 2022
 — 
February 2023
Techjays
  • Training in Backend development with focus on Django, Rest API

Projects

Arkose Labs
August 2024
 — 
Present

ML workflow automation project

  • Lead developer collaborating with Data Science team
  • AWS infrastructure setup with terraform
  • Implemented workflows with Airflow, Athena, Glue and S3
  • Web portal deployment through EKS, ECR and ArgoCD
Midalloy
April 2024
 — 
October 2024

RAG-based welding chatbot

  • Lead developer for RAG-based QA chatbot
  • Azure infrastructure setup and technical discussions
  • Team management and stakeholder communication
Gamesafe
October 2023
 — 
April 2024

Child protection app for online gaming

  • MLOps/ML engineer for child protection app
  • Implemented mobile-compatible image classifiers
  • Managed GCP colab enterprise configurations
Via Analytics
September 2023
 — 
Present

Analytical GenAI QA chatbot

  • Developed GPT-4 powered analytical chatbot
  • Implemented LLM tooling for monitoring and observability
  • Created innovative prompt engineering solutions

Languages

English:
Professional

Skills

Programming Languages:
Python, C, Bash, SQL (Postgres), HTML, CSS, MATLAB, Verilog
Frameworks:
Django, Django Rest Framework, FastAPI, Pytorch, tflite, Huggingface transformers, Nvidia NIMS
Developer Tools:
Vim, Docker, Kubernetes, Git, Github Actions, Linux terminal, VS Code, Copilot
Cloud Platforms:
GCP Colab enterprise, Azure, AWS EC2, AWS EKS, Snowflake, Railway, AWS Sagemaker