Hamza Sarfraz
Data Scientist | Machine Learning Engineer | AI Engineer
Islamabad
Summary
AI Lead and ML Engineer with experience in leading cross-functional teams and delivering scalable AI solutions. Strong expertise in Python, NLP, Generative AI, Retrieval-Augmented Generation (RAG), and backend development using Flask and FastAPI. Equipped with strong problem-solving abilities, willingness to learn, and excellent communication skills. Poised to contribute to team success and achieve positive results.
Overview
4
4
years of professional experience
Work History
AI Lead
Turing
08.2025 - 02.2026
- Led and managed a team of 14 people, removing blockers and ensuring smooth project execution.
- Mentored team members, clarified requirements, and supported technical decision-making.
- Successfully delivered projects on time while maintaining quality and alignment with business goals.
Machine Learning Engineer | AI Engineer
Tensor Labs
12.2022 - 08.2025
- Developed and deployed ML models, improving accuracy and real-time performance.
- Built scalable NLP apps (chatbots, QA systems) using RAG, LangChain, and vector DBs (Pinecone, ChromaDB, pgvector).
- Engineered ETL pipelines and optimized SQL queries, accelerating data integration and retrieval.
- Developed APIs & backends (Flask, FastAPI) for robust web/mobile integration and system scalability.
- Automated decision-making with AI tools, reducing manual workload and enhancing insights.
- Deployed models on AWS/GCP, ensuring high availability and fault tolerance.
- Led and mentored engineers, aligning projects with business goals and boosting team capability.
Independent Professional
Independent Professional Contracts
12.2021 - 11.2022
- Delivered data-driven solutions including customer segmentation (K-Means) and sales forecasting reports.
- Automated document processing with OCR-based receipt scanning and parsing.
- Developed YOLO object detection system from scratch, enhancing image recognition accuracy.
- Built custom applications, including a desktop POS system for book supply and multiple games across diverse technologies.
Education
Bachelor of Computer Science - Artificial Intelligence
Bahria Univeristy
Islamabad01-2022
Skills
Python
Flask
FastAPI
PyTorch
TensorFlow
LangChain
LangGraph
Knowledge Graphs
Generative AI
Natural Language Processing (NLP)
Retrieval-Augmented Generation (RAG)
Object Detection (YOLO)
SQL
Problem-solving
Team management
Timeline
AI Lead
Turing
08.2025 - 02.2026
Machine Learning Engineer | AI Engineer
Tensor Labs
12.2022 - 08.2025
Independent Professional
Independent Professional Contracts
12.2021 - 11.2022
Bachelor of Computer Science - Artificial Intelligence
Bahria Univeristy