Abdelaziz Mohamed

AI / Machine Learning Engineer | GenAI Systems | RAG | AI Agents

Riyadh, Saudi Arabia

About

AI/ML Engineer - Building production-ready AI systems, agentic workflows, and intelligent automation solutions. Skilled in Python, RAG pipelines, semantic and hybrid retrieval, OpenAI integration, and modular system architecture. Experienced in developing scalable, observable applications that improve education and business operations through reliable, data-grounded AI.

Experience

  • Qimah (Egypt · Hybrid)
    • AI Engineer
      Jun 2024 - Present · 2 yrs 1 mo

      - Designed and deployed production-ready RAG systems using Python, FAISS, SentenceTransformers, BM25, PostgreSQL, and REST APIs for semantic search and source-grounded Q&A. - Built AI agent workflows for query understanding, retrieval orchestration, answer generation, feedback handling, and administrative automation. - Applied ML/NLP techniques for text processing, semantic similarity, ranking, pattern extraction, and learning recommendations. - Deployed AI models and LLM-powered services through Flask/FastAPI REST APIs, with logging, monitoring, and integration with external systems. - Evaluated model performance using accuracy, precision, recall, F1-score, and retrieval quality metrics, and improved results through prompt tuning, retrieval optimization, and parameter tuning.

    • University Course Instructor
      Apr 2025 - Present · 1 yr 3 mos

      Teaching university-level Computer Science courses including Data Structures, Algorithms, and AI fundamentals. Delivered lectures, exam prep sessions, and 1:1 mentoring for 200+ students.

  • AI & Machine Learning Engineer at Upwork
    Jan 2022 - Present · 4 yrs 6 mos

    I work as a Software/Mobile development engineer and Computer science tutor. I was a tutor for Master/Bachelor degree students at the University of London. You can check the following link: https://www.upwork.com/freelancers/abdelazizmohamed8

  • Developing Android Development Content for Bootcamp at Kaplan Higher Education
    Aug 2021 - Dec 2021 · 5 mos