AI & Data · RP-AI-0010

Taha Hussein

SeniorAI Engineer (Generative AI)

Generative AI engineer and former iOS team lead shipping RAG systems and AI agents with production rigour

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  • Remote Pro Ai team member · under contract
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  • 5yearsprofessional experience
  • SeniorSeniority level
  • RAGPrimary stack
  • CairoBased in · Egypt · GMT+2

Taha Hussein

Profile summary

Generative AI engineer with a production software-engineering background spanning senior iOS development, team leadership and a streaming app with 1M+ downloads. Now delivers end-to-end LLM applications for clients: a RAG system on Qdrant with hybrid search, reranking, relevance gating and built-in evaluation running local models through Ollama, and tool-calling AI agents with structured prompting and guardrails. Author of a published open-source Python package that automates leak-safe tabular ML experimentation. Brings disciplined CI/CD, testing and architecture practice to AI delivery.

  • Languages

    • ArabicNative
    • EnglishConversational

  • Sectors

    • Telecom
    • Fintech
    • Media

Taha Hussein

4 roles

Experience

Most recent role first, with outcomes as stated in the CV.

  1. Generative AI Engineer (freelance)

    Upwork

    – PresentRemote

    • Delivered a complete RAG system to a client, from user authentication through answer generation, with local LLMs (DeepSeek) served via Ollama.
    • Improved retrieval quality with Qdrant hybrid search, a reranker, a relevance gate and context filtering feeding a focused prompt builder.
    • Built an evaluation step that measures answer quality and confirms fitness for the use case.
    • Designed an LLM agent that interprets requests, selects tools and completes multi-step tasks, kept accurate with structured prompting, guardrails and scenario testing.

  2. Senior iOS Engineer (Team Lead)

    Etisalat Egypt

    – Cairo, Egypt

    • Led development of Twist Music, a music-streaming app with 1M+ downloads, architecting a custom audio-player framework integrated with Flutter.
    • Promoted to Team Lead, running planning and sprint cycles and mentoring early-career developers.
    • Accelerated feature rollouts by implementing CI/CD pipelines.

  3. Senior iOS Engineer

    Beyond Apps Group

    – Cairo, Egypt

    • Developed advanced real-time video and image editing features, working with the computer vision team on optimised C++ shaders.

  4. iOS Engineer

    Paymob

    – Cairo, Egypt

    • Refactored a legacy codebase to VIPER for scalability and maintainability, and shipped several native iOS apps to the App Store.

Taha Hussein

3 projects

Selected projects

Shipped titles and products, with the role played on each.

  • ML Experiment Framework

    Author (open source, published on PyPI)

    Package automating end-to-end tabular ML experimentation — feature detection, preprocessing, staged model selection, cross-validation, tuning, error analysis and reporting — designed to prevent data leakage.

    • Python
    • scikit-learn

  • Twist Music (iOS)

    Lead iOS engineer

    Music-streaming app with 1M+ downloads, built on a custom audio-player framework.

    • Swift
    • AVFoundation
    • Flutter

  • Published iOS apps

    iOS engineer

    13 App Store releases including Twist Music, Halan Cash, Cash2Go, Saib Wallet, BDC Mobile Banking, Dawak and MySchool.

    • Swift
    • SwiftUI
    • UIKit

Taha Hussein

8 core skills

Skills

Core skills first, then the full toolkit by theme.

Core skills

  • RAG
  • AI Agents
  • LangChain
  • LangGraph
  • Qdrant (hybrid search, reranking)
  • Python
  • FastAPI
  • LLM Evaluation

  • Generative AI

    • LangChain
    • LangGraph
    • Hugging Face
    • Ollama
    • RAG
    • AI agents
    • Multi-agent systems
    • LoRA / QLoRA

  • Retrieval & ML

    • Qdrant
    • Hybrid search
    • Reranking
    • Evaluation
    • scikit-learn
    • TensorFlow
    • Keras
    • Pandas
    • NumPy

  • Software engineering

    • Python
    • FastAPI
    • Docker
    • Git
    • CI/CD
    • Unit testing
    • Agile/Scrum

  • iOS

    • Swift
    • SwiftUI
    • UIKit
    • Combine
    • CoreData
    • AVFoundation
    • Metal
    • CarPlay
    • watchOS
    • MVVM-C
    • VIPER

Taha Hussein

Education

Degrees, certifications and awards on record.

  • B.Sc. Computer ScienceBenha University – Faculty of Computers & Information · 2018

Taha Hussein

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