Thareejan Pakkiyarajah

AI Engineer

Building practical AI solutions with a focus on quality, reproducibility, and real-world user value.

thareejan@gmail.com · GitHub · LinkedIn

About

Experience working in full-stack development and generative AI (LLM) projects, with hands-on work across backend engineering, prompt design, guardrails, and production deployment.

Skills

Software Development: Spring Boot, ReactJS, Flask, FastAPI, Oracle DB

Machine Learning: Pandas, NumPy, Scikit-learn, Matplotlib, Seaborn

Cloud: AWS, Azure, Firebase

Generative AI: LangChain, ChromaDB, Prompt Engineering, Hugging Face, Ollama

Programming: Java, Python, JavaScript, C, Bash

DevOps & MLOps: Docker, Jenkins

Experience

Machine Learning Engineer · Deep Data Insight

August 2025 – Present

  • Worked on voice-agent-based intelligent chatbot development.
  • Curated prompts and developed guardrails for LLM applications.
  • Stack: Python, Django, OpenAI Chat Completions, Docker.

Intern Software Engineer · DirectFN

January 2024 – June 2024

  • Contributed to DFN Core development and Order Management System (OMS).
  • Gained domain experience in FinTech and stock market systems.
  • Stack: Java, Spring, Oracle DB, Infinispan, BitBucket CI/CD, Linux server.
Education

BSc. (Hons) Information Technology, University of Moratuwa (June 2021 – August 2025)

Grade: Second Class Upper Division

Volunteer & Achievements

Volunteer Roles

  • Web Team Coordinator, Tamil Literary Association (Dec 2024 – Present)
  • Committee Member, IT Faculty Students' Union (Jul 2023 – Sep 2024)
  • Editor & Web Master, Education Incentive Association (Jan 2020 – Jun 2021)

Achievements

  • Huawei ICT Competition 2022 (Cloud Track) – National Rank 10
  • HackMoral 5.0 Inter Faculty Hackathon – Merit Award (5th Place)
  • NSSC 2018 Under 19 – Finalist

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Articles
Agentic Design Patterns 1 article(s)

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Engineering Notes 1 article(s)

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Projects