About Arjun
Who is Arjun Thakur?
A Principal AI Engineer, AI Architect, and Fractional CTO based in Indore, India, working remotely worldwide. He builds production agentic AI systems end-to-end — LangGraph agent graphs, RAG pipelines, and WebRTC voice agents — with 10+ years at Amazon, Agoda, and high-growth startups, and is the founder of Yuvan.
What is Yuvan?
A voice-first AI math tutor for CBSE Class 10 students. It runs on a LangGraph state machine, RAG over NCERT content on pgvector, the OpenAI Realtime API for sub-1.5s voice latency, a math verifier safety net, and a semantic FAQ cache — on a B2B2C model with paying schools.
Which technologies does Arjun specialize in?
LangGraph, LangChain, RAG (pgvector, Supabase), OpenAI GPT-4o and Realtime API, Anthropic Claude, WebRTC voice, MCP, LangSmith evals, FastAPI and async Python, Java and Spring Boot, AWS, and distributed systems.
Training & Mentoring
Does Arjun offer 1:1 (private) AI training?
Yes — private 1:1 mentoring in agentic AI, LangGraph, RAG, MCP, and AI architecture, tailored to your goals and codebase, live online across all time zones.
What topics can Arjun train on?
Agentic AI and LangGraph, RAG and vector search, MCP, voice AI (OpenAI Realtime + WebRTC), AI-native FastAPI backends, prompt engineering and evals, plus backend and system-design foundations (Java/Spring, microservices, AWS, databases, HLD/LLD). See the Training page.
Is training available for teams and companies?
Yes — team workshops (2–4 days, live online or on-site) get an engineering team onto one set of production-grade patterns, customized to your stack and a real use case.
What level is the training for?
From engineers new to AI (with Python basics) through senior/staff engineers and teams. 1:1 tracks are paced to you; workshops are tuned to the group's level.
Consulting, Hiring & Speaking
What consulting services does Arjun offer?
Hands-on AI engineering consulting (agentic systems, RAG, voice AI), AI architecture and design reviews, and Fractional CTO engagements for AI-first products — embedded with your team or scoped as a project.
Is Arjun available for full-time roles?
He's open to Lead/Principal AI Engineer and AI Architect roles (full-time or contract), remote-first, with short-term relocation possible for onboarding. See the resume.
Does Arjun do conference talks and workshops?
Yes — conference talks, workshops, college guest lectures, placement-office training, and corporate upskilling, including past sessions at IITs and NITs. Available worldwide. See the Speaking page.
Logistics
Where is Arjun based and what time zones does he work across?
Indore, Madhya Pradesh, India (IST), working remotely with clients worldwide and scheduling across US, European, and Asian time zones.
How much do training and consulting cost?
It depends on format (1:1 vs team), duration, and customization. Book a free 30-minute intro call for a clear proposal.
How do I book or get in touch?
Book a free 30-minute intro call via the Contact page, or email arjun@arjunthakur.dev with your goals, format, and timeline.