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sathyalog/README.md

Hi, I'm Sathya Vakacharla 👋

Lead AI Engineer and Technical Lead with 14+ years of enterprise software engineering discipline (React, Node.js, TypeScript) and 5+ years of Azure Cloud architecture experience, transitioning into AI Engineering. I specialize in bridging full-stack cloud microservices with production-grade, autonomous AI systems.

Currently designing and deploying deterministic, secure AI workflows using LangGraph, Model Context Protocol (MCP), Microsoft AI Foundry, Advanced RAG architectures, and Guardrail Safety Systems.

⚡ Core Technical Stack

⚬ AI Orchestration & Agents: LangGraph, LangChain, Model Context Protocol (MCP), Microsoft AI Foundry, Azure AI Agent Service, ReAct, LangSmith

⚬ RAG & Vector Search: Single-Index Metadata RAG, Chroma DB, Pinecone, FAISS, Semantic Vector Caching

⚬ AI Guardrails & Safety: Azure AI Content Safety, PII Masking/Redaction, Pydantic Structured Outputs

⚬ Full-Stack & Cloud: Python, FastAPI, Node.js, React, TypeScript, Microsoft Azure (App Services, APIM, Functions), Docker, Redis, PostgreSQL

📌 Featured AI Projects

⚬ 🤖 Resume Screening & Proof-of-Work Verification Agent LangGraph • Streamlit • Model Context Protocol (MCP) • Pydantic • LangSmith Candidate evaluation agent with real-time GitHub MCP tool execution (search_repositories, list_commits) and end-to-end LangSmith tracing.

⚬ 🌐 Enterprise Multi-Country Single-Index RAG Chroma DB • Claude 3 • In-Memory Vector Cache • Pydantic Filtering Zero-overhead metadata-filtered RAG over 200+ target documents with custom LRU vector semantic caching (<5 ms repeat latency).

⚬ 🛡️ Enterprise Support Agent & Safety Guardrails Microsoft AI Foundry • Azure AI Agent Service • Azure Content Safety • OpenTelemetry Customer support agent backed by File Search RAG, tool-gating prompt contracts, PII redaction, and prompt injection controls.

⚬ 🔄 Multi-Tool Stateful Agent & Thread Persistence LangGraph • PostgresSaver • OpenRouter • LangSmith Studio Multi-turn conversational agent with Postgres session checkpointing and dynamic API routing.

📫 Connect With Me

⚬ 🌍 Based in: London, United Kingdom

⚬ 💼 LinkedIn: https://www.linkedin.com/in/vakacharla-sathya/

⚬ ✉️ Contact: svakacharla@yahoo.com

⚬ 🧠 Currently Building: Autonomous Multi-Agent Systems, Custom MCP Servers, and Guardrailed Production RAG Pipelines

Skills

JavaScript TypeScript Python VS Code HTML5 React CSS3 JQuery Sass Bootstrap Redux Webpack Babel Vite NodeJS Fast API MongoDB Oracle Express Figma Microsoft Azure Wordpress MacOS .NET Docker Kubernetes Hugging Face

Socials

GitHub LinkedIn

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