mahmoud.dev

Résumé

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Mahmoud Nabil

Senior Full-Stack Developer

Summary

Currently architecting GRC platforms at OSSUS and voice AI systems at Sawt.AI — 4+ years shipping enterprise apps with .NET 9, Next.js, and Clean Architecture.

Experience

  • Senior Full-Stack Engineer · OSSUS

    2026 — Present

    Cairo, Egypt · Hybrid · Full-time

    Building an AI-powered enterprise GRC platform on a modern .NET 9 + Next.js stack.

    • Architect and ship features across .NET 9 backend and Next.js frontend for an enterprise GRC platform.
    • Integrate AI/LLM analysis into compliance workflows — regulatory mapping, gap detection, and automated risk scoring.
    • Design a modular compliance framework modeling controls, policies, and evidence across multi-standard audits.
    • Implement Clean Architecture with CQRS + MediatR and RESTful APIs secured by JWT + role-based permissions.
    • Drive code reviews and technical decisions, mentoring juniors on modern patterns.

  • Senior Full-Stack Engineer · TechToll

    Aug 2025 — 2026

    Cairo, Egypt · Hybrid · Full-time

    Led development of an enterprise governance, risk, and compliance platform.

    • Led development of enterprise GRC platform on React, Next.js, .NET Core, and SQL Server.
    • Designed RESTful services with JWT authentication, RBAC, and EF Core for complex data modeling.
    • Optimized frontend performance by ~30% through custom hooks, memoization, and modern React patterns.
    • Drove architectural decisions, code reviews, and Agile ceremonies across a distributed team.

  • .NET Full-Stack Developer · Freelance · Remote US Clients

    Jan 2025 — Jul 2025

    Remote · Freelance

    Delivered diagnostic backend systems for US-based healthcare clients.

    • Engineered disease-diagnosis backend using C#, .NET Core Web API, and SQL Server.
    • Reduced API response times by ~40% through query optimization and strategic caching.
    • Collaborated with US frontend teams to deliver secure, scalable APIs for React applications.
    • Implemented enterprise-grade security patterns for processing sensitive clinical data.

  • Full-Stack Engineer · ELARABY Group

    Apr 2023 — Jun 2025

    Cairo, Egypt · Hybrid · Full-time

    Built enterprise systems serving 40,000+ employees across production and operations.

    • Built Traceability System tracking products across the production lifecycle with real-time SignalR dashboards.
    • Developed Hotel Booking platform on Angular + .NET Core APIs, improving operational efficiency by ~35%.
    • Implemented JWT security, automated invoice generation, and real-time quality monitoring.
    • Optimized enterprise database performance across systems serving 40,000+ employees.

Selected Projects

  • Sawt.AI — Arabic Voice AI Receptionist

    2026 — In Development

    SaaS platform providing 24/7 Arabic voice AI that answers business calls and books appointments.

    .NET 9 · ASP.NET Core · Next.js · React · TypeScript · PostgreSQL

  • GRC Enterprise Platform — AI-Powered Governance, Risk & Compliance

    2025 — Present

    Enterprise GRC platform with AI-driven analysis layered over a modular compliance framework.

    .NET 9 · Next.js · React · TypeScript · SQL Server · JWT

  • Enterprise Traceability System — Real-time Production Lifecycle Tracking

    2024 — 2025

    Production tracking system with real-time quality monitoring for a 40,000+ employee manufacturer.

    ASP.NET Core · React · Redux · SignalR · TypeScript · Entity Framework Core

Skills

Expert
.NET 9 / ASP.NET Core, C#, Next.js, React, TypeScript, Entity Framework Core, SQL Server, Clean Architecture, RESTful APIs, JWT Authentication
Proficient
PostgreSQL, MongoDB, Angular, SignalR, Redux, Node.js / Express, Docker, CQRS + MediatR, Domain-Driven Design, Tailwind CSS, shadcn/ui, Unit Testing
Familiar
LLM Integration, Claude API, Azure Speech Services, pgvector / Embeddings, RAG Pipelines, Twilio, Supabase, Git / GitHub, Agile / Scrum

Education

  • B.Sc. Materials Science Engineering · Suez University — Suez, Egypt

    2015 — 2020

  • IT Diploma · Information Technology High School — Ismailia, Egypt

    2010 — 2015

Certifications

  • Full Stack .NET Developer · Information Technology Institute (ITI)Nov 2023 – Apr 2024
  • Advanced Data Structures · Udemy2024
  • React Nanodegree · Udacity2022
  • Node.js E-Commerce API · Udemy2023 – 2024
  • React E-Commerce with Redux · Udemy2023

Languages

  • Arabic — Native
  • English — Upper Intermediate (B2)