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I am a data scientist with over 5 years of experience building scalable AI and enterprise solutions across e-commerce, private equity, and analytics. I specialize in Azure AI services, Python, SQL, and machine learning, with hands-on experience in RAG pipelines, LLM fine-tuning, vector search, and knowledge retrieval systems. I design and deploy production-ready solutions using Azure Functions, Azure OpenAI, Azure Cognitive Search, Azure ML, and frameworks like LangChain and LLamaIndex. I am proficient in containerisation with Docker, CI/CD automation, and developing secure, maintainable, and high-performance AI applications. I translate business needs into data-driven insights that drive measurable outcomes, and I enjoy collaborating with stakeholders to deliver value. I focus on predictive modelling, NLP, churn analysis, and customer segmentation, and I thrive on solving complex problems with a continuous learning mindset. I have a track record of delivering data-driven insights that influence strategic decision-making, and I enjoy building experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.…I am a data scientist with over 5 years of experience building scalable AI and enterprise solutions across e-commerce, private equity, and analytics. I specialize in Azure AI services, Python, SQL, and machine learning, with hands-on experience in RAG pipelines, LLM fine-tuning, vector search, and knowledge retrieval systems. I design and deploy production-ready solutions using Azure Functions, Azure OpenAI, Azure Cognitive Search, Azure ML, and frameworks like LangChain and LLamaIndex. I am proficient in containerisation with Docker, CI/CD automation, and developing secure, maintainable, and high-performance AI applications. I translate business needs into data-driven insights that drive measurable outcomes, and I enjoy collaborating with stakeholders to deliver value. I focus on predictive modelling, NLP, churn analysis, and customer segmentation, and I thrive on solving complex problems with a continuous learning mindset. I have a track record of delivering data-driven insights that influence strategic decision-making, and I enjoy building experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.

JENARTHANAN RAJENTHIRAN

Data Scientist, AI Engineer, Full Stack Developer, +3

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I am a data scientist with over 5 years of experience building scalable AI and enterprise solutions across e-commerce, private equity, and analytics. I specialize in Azure AI services, Python, SQL, and machine learning, with hands-on experience in RAG pipelines, LLM fine-tuning, vector search, and knowledge retrieval systems. I design and deploy production-ready solutions using Azure Functions, Azure OpenAI, Azure Cognitive Search, Azure ML, and frameworks like LangChain and LLamaIndex. I am proficient in containerisation with Docker, CI/CD automation, and developing secure, maintainable, and high-performance AI applications. I translate business needs into data-driven insights that drive measurable outcomes, and I enjoy collaborating with stakeholders to deliver value. I focus on predictive modelling, NLP, churn analysis, and customer segmentation, and I thrive on solving complex problems with a continuous learning mindset. I have a track record of delivering data-driven insights that influence strategic decision-making, and I enjoy building experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.…I am a data scientist with over 5 years of experience building scalable AI and enterprise solutions across e-commerce, private equity, and analytics. I specialize in Azure AI services, Python, SQL, and machine learning, with hands-on experience in RAG pipelines, LLM fine-tuning, vector search, and knowledge retrieval systems. I design and deploy production-ready solutions using Azure Functions, Azure OpenAI, Azure Cognitive Search, Azure ML, and frameworks like LangChain and LLamaIndex. I am proficient in containerisation with Docker, CI/CD automation, and developing secure, maintainable, and high-performance AI applications. I translate business needs into data-driven insights that drive measurable outcomes, and I enjoy collaborating with stakeholders to deliver value. I focus on predictive modelling, NLP, churn analysis, and customer segmentation, and I thrive on solving complex problems with a continuous learning mindset. I have a track record of delivering data-driven insights that influence strategic decision-making, and I enjoy building experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.

Available to hire

I am a data scientist with over 5 years of experience building scalable AI and enterprise solutions across e-commerce, private equity, and analytics. I specialize in Azure AI services, Python, SQL, and machine learning, with hands-on experience in RAG pipelines, LLM fine-tuning, vector search, and knowledge retrieval systems. I design and deploy production-ready solutions using Azure Functions, Azure OpenAI, Azure Cognitive Search, Azure ML, and frameworks like LangChain and LLamaIndex. I am proficient in containerisation with Docker, CI/CD automation, and developing secure, maintainable, and high-performance AI applications. I translate business needs into data-driven insights that drive measurable outcomes, and I enjoy collaborating with stakeholders to deliver value.

I focus on predictive modelling, NLP, churn analysis, and customer segmentation, and I thrive on solving complex problems with a continuous learning mindset. I have a track record of delivering data-driven insights that influence strategic decision-making, and I enjoy building experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Tamil

Advanced

Sinhala, Sinhalese

Intermediate

Work Experience

Lead Data Scientist at Stax Asia Sri Lanka

February 1, 2025 - June 1, 2025

Led the end-to-end development of Athena, a knowledge retrieval platform leveraging LLMs and Generative AI for enterprise-scale search and chat. Headed research, prototyping, and production deployment on Azure AI platforms; integrated Azure OpenAI services; achieved 40% adoption rate within 6 months across the organization. Processed and transformed a decade of client and delivery documents to support ML ingestion and analytics. Designed a Streamlit-based web application to facilitate semantic search and chatbot capabilities. Created and maintained SQL and ETL pipelines with robust data governance practices. Directed cross-functional collaboration to gather requirements, validate business use cases, and ensure timely delivery. Built experimental AI agent workflows to automate knowledge discovery and reduce manual tasks.

Senior Data Scientist at Stax Asia Sri Lanka

October 1, 2022 - February 1, 2025

Identified client business domains and audited target company’s financial statements for VDR audit and pipeline. Performed web scraping on publicly available sources, collected data from Alteryx databases, and integrated data into client databases to enhance quality and coverage. Conducted revenue and customer churn analysis; developed statistical models based on end markets and customer segmentation. Generated actionable insights on business growth and provided recommendations to empower private equity firms in decision-making.

Data Scientist at ADA Digital Singapore PTE. LTD Sri Lanka

May 1, 2021 - October 1, 2022

Led e-Commerce projects for major online retailers, involving web scraping, data extraction, and scheduling with AWS Airflow. Transformed and cleansed data using SQL queries to enable robust business insight analysis. Analyzed third-party big data with PySpark and implemented a device mapping system to identify WiFi terminal devices’ networks. Expanded the device mapping project across 9 countries following initial success.

Machine Learning Engineer (Freelance Projects) at Omdena

June 1, 2020 - March 1, 2021

Collaborated with a global team to capture diverse perspectives and emotions of youth from diverse geographic regions. Collected social media data from Facebook, Reddit, and Twitter to analyze sentiment of young people. Performed topic modeling, sentiment analysis, and produced data visualizations to communicate insights.

NLP Data Annotator & Research Assistant at University of Moratuwa

January 1, 2019 - March 1, 2020

Designed BIO tag sets and curated annotated data from official government documents. Developed a Tamil name-density recognizer by applying deep learning and distributed semantic techniques. Developed a scalable, semi-automatic approach to create annotated corpora for regional languages.