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Engineer and data scientist with hands-on, production-ready experience building end-to-end generative AI applications across the full stack. Skilled in Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker, with a strong focus on scalable backend services and model integration. Experienced in enterprise AI assistants and speech-to-speech systems, including LLM orchestration, retrieval pipelines, and evaluation/monitoring frameworks. Also brings a background in data analytics and forecasting, delivering dashboards and predictive solutions in cloud environments.…Engineer and data scientist with hands-on, production-ready experience building end-to-end generative AI applications across the full stack. Skilled in Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker, with a strong focus on scalable backend services and model integration. Experienced in enterprise AI assistants and speech-to-speech systems, including LLM orchestration, retrieval pipelines, and evaluation/monitoring frameworks. Also brings a background in data analytics and forecasting, delivering dashboards and predictive solutions in cloud environments.

Rethik a Pandiyan

Data Scientist, AI Engineer, Full Stack Developer, +2

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Engineer and data scientist with hands-on, production-ready experience building end-to-end generative AI applications across the full stack. Skilled in Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker, with a strong focus on scalable backend services and model integration. Experienced in enterprise AI assistants and speech-to-speech systems, including LLM orchestration, retrieval pipelines, and evaluation/monitoring frameworks. Also brings a background in data analytics and forecasting, delivering dashboards and predictive solutions in cloud environments.…Engineer and data scientist with hands-on, production-ready experience building end-to-end generative AI applications across the full stack. Skilled in Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker, with a strong focus on scalable backend services and model integration. Experienced in enterprise AI assistants and speech-to-speech systems, including LLM orchestration, retrieval pipelines, and evaluation/monitoring frameworks. Also brings a background in data analytics and forecasting, delivering dashboards and predictive solutions in cloud environments.

Available to hire

Engineer and data scientist with hands-on, production-ready experience building end-to-end generative AI applications across the full stack. Skilled in Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker, with a strong focus on scalable backend services and model integration.

Experienced in enterprise AI assistants and speech-to-speech systems, including LLM orchestration, retrieval pipelines, and evaluation/monitoring frameworks. Also brings a background in data analytics and forecasting, delivering dashboards and predictive solutions in cloud environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Advanced

French

Intermediate

Hindi

Intermediate

Work Experience

Market Analytics / Marketing Analyst (Intern) at In t er na mru t a nja y a Healthcare Limited, Chennai, India

May 1, 2026 - August 1, 2026

Analyzed sales and campaign data to identify performance gaps and built Power BI dashboards to track key KPIs. Refined customer segmentation strategies, improving promotional performance by 12% and reducing reporting time by 40%. Contributed 10% increased campaign reach through data-driven marketing insights.

AI Engineer and Data Scientist (Current) at Rethik a Pan diy an Data Scientist / AI Engineer (as described)

September 1, 2025 - Present

Engineer and data scientist building production-ready generative AI applications across the full stack, from frontend interfaces to backend services, using Python, LangChain, Azure OpenAI, RAG, vector databases, and Docker. Experienced integrating LLMs into scalable backend services, deploying cloud-based AI solutions, and developing enterprise AI assistants and speech-to-speech systems with evaluation and monitoring practices.

Certified / Academic projects (Generative AI chatbot, RAG pipeline; ML prototypes)

May 1, 2025 - August 1, 2025

Built and shipped a production-ready Generative AI chatbot using LangChain and Azure OpenAI with speech-to-speech interaction and multi-model routing. Designed a RAG pipeline with vector search (FAISS/ChromaDB) and retrieval tuning to improve response relevance and reduce hallucinations. Containerized and deployed services on Azure using Docker with model monitoring and evaluation frameworks. Additional ML projects included time-series forecasting comparisons (SARIMA/Prophet/RF/XGBoost/LSTM), cloud/containerized ML for diabetes prediction, reinforcement learning experiments on Avazu CTR, and NYC building height prediction with explainability and visualization.