Hi, I'm Pavithra, an AI Engineer specializing in generative AI, large language models, and NLP. I have hands-on experience deploying enterprise-grade GenAI applications on cloud platforms and enjoy solving real-world business challenges through innovative AI solutions. After a career break, I'm excited to return with immediate availability and an active NV1 security clearance. I have worked on a range of projects including RAG-based role-specific insights assistants for fintech, automated content workflows, and fine-tuning language models. I'm passionate about building secure, modular AI systems and continuously enhancing my skills in prompt engineering, machine learning pipelines, and cloud AI deployment.

Pavithra (Pavi) Prathiraja

Hi, I'm Pavithra, an AI Engineer specializing in generative AI, large language models, and NLP. I have hands-on experience deploying enterprise-grade GenAI applications on cloud platforms and enjoy solving real-world business challenges through innovative AI solutions. After a career break, I'm excited to return with immediate availability and an active NV1 security clearance. I have worked on a range of projects including RAG-based role-specific insights assistants for fintech, automated content workflows, and fine-tuning language models. I'm passionate about building secure, modular AI systems and continuously enhancing my skills in prompt engineering, machine learning pipelines, and cloud AI deployment.

Available to hire

Hi, I’m Pavithra, an AI Engineer specializing in generative AI, large language models, and NLP. I have hands-on experience deploying enterprise-grade GenAI applications on cloud platforms and enjoy solving real-world business challenges through innovative AI solutions. After a career break, I’m excited to return with immediate availability and an active NV1 security clearance.

I have worked on a range of projects including RAG-based role-specific insights assistants for fintech, automated content workflows, and fine-tuning language models. I’m passionate about building secure, modular AI systems and continuously enhancing my skills in prompt engineering, machine learning pipelines, and cloud AI deployment.

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Experience Level

Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
Sinhala, Sinhalese
Fluent
Japanese
Advanced

Work Experience

Independent AI Projects (Freelance/R&D)
January 1, 2024 - Present
Developed end-to-end AI solutions using modern MLOps practices including building a RAG-based Role-Specific Insights Assistant for Fintech with secure LLM processing; designed automated content workflows using n8n; created tool-calling agents with LangGraph; fine-tuned LLaMA 2 models; deployed sentiment analysis web app on Azure; engineered LangChain and DeepAI chatbots with hybrid semantic search.
AI/Machine Learning Intern – Generative AI & Automation at Digital Oasis Australia Pty Ltd
November 30, 2024 - July 25, 2025
Designed prompt templates for marketing intelligence and performance reporting; built workflows connecting Slack, Google Ads, and GCP Vertex AI for automation; deployed Ollama-based summarization pipelines for knowledge management; fine-tuned prompts for public-sector AI applications ensuring compliance.
Research Associate – Computational Modelling at RMIT University
December 31, 2015 - July 25, 2025
Conducted molecular simulations on HPC clusters for chemical systems; published peer-reviewed research on model optimization.
Laboratory Demonstrator / Tutor – Applied Sciences at RMIT University
December 31, 2011 - July 25, 2025
Taught computation, data analysis, and scientific methods.

Education

PhD at RMIT University
January 1, 2007 - December 31, 2011
Bachelor of Engineering at Nagoya University
January 1, 1994 - December 31, 2000

Qualifications

Certificate – Introduction to Machine Learning
January 1, 2023 - December 31, 2023

Industry Experience

Financial Services, Software & Internet, Government, Education, Professional Services, Life Sciences

Experience Level

Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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