AI researcher and full-stack engineer building foundation models, robotics systems, and production ML infrastructure.

MS Computer Science (AI), University of San Francisco. 5+ years shipping backend and distributed systems across fintech, aviation, climate tech, and ML platforms.

Currently working as a Full Stack Developer at Lender Toolkit, while also doing academic research on astrophysics/dark-energy foundation models with Berkeley Lab / NERSC collaborators.

• nanochat / samosaChaat - trained a 1.38B-parameter reasoning model from scratch on a Karpathy nanochat fork; 16K context, tool calling, Modal inference. Weights | Demo | Post
• SO-101 Teleoperation - hands-on robot teleoperation with the Hugging Face SO-101 arm and LeRobot ecosystem.
• Vending Machine Prototype - hardware/software vending-machine demo with an end-to-end build walkthrough.
• AutoDock - autonomous drug-discovery agent for KRAS G12C molecule research loops.
• CashCanvas - local-first finance PWA: Chase data ingestion, SQLite processing, Supabase sync, and real-time charts.

• Full Stack Developer @ Lender Toolkit - agentic workflows with LangChain/LangGraph, QLoRA finetuning, RAG pipelines with Pinecone/Cohere rerankers, AWS ECS Fargate.
• Backend Engineering @ Accelya - Spring Boot microservices, Spark/Kafka/Elasticsearch pipelines, and time-series forecasting.
• Distributed Systems @ TCS - SSO for 100+ products, gRPC with mTLS, Redis caching, WebSockets, and Kafka-backed CI/CD.

• Astrophysics foundation models - spectrum and dark-energy modeling work with Berkeley Lab / NERSC collaborators.
• Respiratory Sound Classification for Remote Diagnosis - deep-learning architectures for medical audio processing.

• AI/ML: PyTorch, CUDA, Transformers, SFT/RL, LangGraph, QLoRA, RAG
• Robotics: LeRobot, teleoperation, robot-learning experiments
• Backend/Infra: Python, C++, Java/Spring Boot, FastAPI, Kafka, Redis, gRPC, AWS, Docker, Kubernetes
• Data/Frontend: PostgreSQL, MongoDB, Elasticsearch, React, TypeScript, TailwindCSS

• Reach me: manmohan659@gmail.com | LinkedIn | X
• Portfolio: manmohan659.github.io/manmohan-portfolio