Senior Full Stack GenAI Engineer · Building AI Products in Public
I build and ship AI products end-to-end — RAG pipelines, Voice AI systems, Agentic architectures. 7+ years across the full stack. Currently running a live experiment: 6 AI SaaS products in 6 weeks, one per week, deployed and documented publicly.
→ Open to: Senior GenAI Engineer · Founding Engineer · AI Tech Lead at AI-first startups → Reach me: Harshsahay2709@gmail.com · linkedin.com/in/harsh-genai
| # | Product | What it does | Core AI Stack |
|---|---|---|---|
| 1 | 🎙 InterviewForge AI | Voice AI mock interviewer. Adaptive difficulty. 7-dimension scoring. | Claude · Deepgram · ElevenLabs · Pinecone |
| 2 | ✨ ContentSpark AI | Voice dump → polished LinkedIn posts in your exact voice | Claude · RAG · ElevenLabs · LinkedIn API |
| 3 | 📞 PitchCoach AI | Practice cold calls against 10 AI buyer personas | Claude · Deepgram · ElevenLabs · Socket.IO |
| 4 | 🧠 MindTalk AI | Voice-first mental wellness companion with emotional memory | Claude · Pinecone · Deepgram · ElevenLabs |
| 5 | ⚡ VoiceReview AI | Voice Q&A with your entire codebase | Claude · Pinecone · GitHub API · Deepgram |
| 6 | 💸 DebtSense AI | Conversational AI personal finance advisor | Claude · Pinecone · Deepgram · Stripe |
Following the build on LinkedIn →
AI / GenAI Layer
RAG Pipelines · Vector Embeddings · Pinecone · pgvector · Claude API · OpenAI API
LangChain · LangGraph · Prompt Engineering · Streaming LLMs · Agentic Systems
Voice AI: Deepgram Nova-3 (STT) · ElevenLabs Turbo v2.5 (TTS) · WebSocket Audio Pipelines
Backend
Node.js · TypeScript · Express · GraphQL · REST · PostgreSQL · MongoDB
Redis · Bull Queues · WebSockets · Microservices · Event-driven Architecture · Kafka
Frontend
Next.js 14 (App Router) · React · TypeScript · Tailwind CSS
Framer Motion · shadcn/ui · PWA · Web Audio API
Infrastructure
Docker · Kubernetes · AWS · Vercel · Railway · Render · Supabase
Cloudflare · GitHub Actions · CI/CD Pipelines
Enterprise-grade routing gateway that auto-selects the optimal LLM based on prompt complexity. Balances cost efficiency with performance. Built for teams running multiple models in production.
Python TypeScript Redis Docker
Enterprise-grade control plane to orchestrate, observe, and manage autonomous AI agents at scale. Bridges experimental AI scripts to production-grade systems.
TypeScript Node.js Docker Kubernetes
📱 Social Media AI Agent ⭐ 20 stars · 9 forks
AI-powered Instagram automation with advanced LLM intelligence — posting, liking, commenting with context-aware responses.
TypeScript OpenAI Playwright
Transforms GitHub Issues into production-ready Pull Requests using AI agents. Real developer time savings.
TypeScript GitHub API OpenAI
I'm actively looking for Senior GenAI / Founding Engineer / AI Tech Lead roles at AI-first startups.
· Remote or relocate · Open to fractional work
| Channel | Link |
|---|---|
| Harshsahay2709@gmail.com | |
| linkedin.com/in/harsh-genai | |
| 🐙 Portfolio | https://harshmriduhash.vercel.app/ |
If you're building something ambitious in AI — reach out directly. I respond to every message.