Manjeet Singh

AI Engineer specializing in production LLM automation: building REST APIs (Python, FastAPI, MongoDB) and workflow orchestration (n8n) that connect OpenAI and Google Gemini models to real business processes. Delivered 5+ deployed automations reducing manual processing effort by up to 80%. Experienced across fine-tuning, Retrieval-Augmented Generation (RAG), computer vision/OCR pipelines, and voice AI agents. B.Tech in Artificial Intelligence and Data Science.

Artificial Intelligence Engineer Intern at MaxBrain Technologies (2025-12 – 2026-03)

• Reduced manual processing effort by 80% across 5+ client workflows by designing and deploying LLM-powered automation pipelines in Python using n8n, OpenAI API, and Google Gemini API.
• Improved domain-specific inference accuracy for a customer-support use case by fine-tuning GPT-4 via the OpenAI Fine-Tuning API on an 11,400+ token curated dataset across 6 training epochs.
• Eliminated 3+ hours of daily manual operations across multiple client workflows by building REST APIs in Python/FastAPI backed by MongoDB for JSON-based AI data pipeline storage.
• Automated content publishing and business workflows end-to-end by integrating Google Sheets API, Google Calendar API, and WordPress API into existing n8n orchestration pipelines.
• Ensured reproducible, consistent deployments across environments by containerizing and version-controlling services with Docker and Git in Linux environments.

Bachelor of Technology in Artificial Intelligence and Data Science – Poornima Institute of Engineering and Technology (2022 – 2026)