MS
Mohamed Saad zvinn

CTO & Full-Stack Systems Architect

Hire / Connect
AVAILABLE FOR CTO, ARCHITECT & ADVISORY ROLES

Engineering Robust
Software Systems &
Scalable Digital Products.

I am a Full-Stack Architect & AI Systems Engineer with 4+ years of hands-on leadership shipping enterprise-grade web platforms and mobile ecosystems. Co-founder & CTO at Fixsy, and creator of Acadify LMS.

4+ Years Shipping Prod Code
3+ Commercial SaaS Products
99.9% Architecture Reliability
60+ Production Repositories
Explore Case Studies GitHub Profile Direct Inquiries
Mohamed Saad

Mohamed Saad

@zvinn • Alexandria, Egypt

Available Globally (Remote)
Current Role Co-founder & CTO @ Fixsy
Flagship Product Acadify (Next.js 16 LMS)
Core Expertise Full-Stack, Mobile, AI
Primary Contact mhamed.saad.ibrahim@gmail.com
Initiate Consultation

Elite Programs, Honors & Academic Foundation

Google "Build with AI" Program

Selected among 5,000 elite developers in Egypt to integrate advanced AI into production-grade systems.

McKinsey & Company Forward

Advanced strategic thinking, digital leadership, and high-impact agile execution program.

B.S. in Business Information Systems (BIS)

Graduated (2026). Rigorous academic focus on software architecture, data modeling, and business tech.

PROVEN TRACK RECORD

Architectural Case Studies

Deep dives into production platforms engineered from ground zero, highlighting architectural choices, performance benchmarks, and measurable impact.

COMMERCIAL SAAS & EDTECH PLATFORM

Acadify LMS & Academy System

Production Ready

Engineered a high-performance, multi-role Learning Management System built on Next.js 16 App Router and React 19. Supports complex multi-tenant academy workflows, comprehensive role-based access control (Admin, Instructor, Student), dual Arabic/English RTL support, and automated course revenue distribution.

Acadify Live Platform
Open Live Cloud Demo
Live Cloud Platform & Interactive Portal Next.js 16 • React 19

Key Architectural Decisions:

  • Next.js 16 & React 19 Server Actions: Zero-waterfall data fetching with instantaneous transitions.
  • Financial Ledger & Wallet: Automated commission splitting, pending payouts, and multi-currency orders.
  • Native RTL & Globalization: Flawless bi-directional UI for global academy markets.
Next.js 16 React 19 TypeScript Tailwind CSS v4 PostgreSQL Lucide
Inspect Repository Acquire License
ON-DEMAND MOBILE SERVICES & LOGISTICS

Fixsy Mobile Ecosystem

Co-Founder & CTO

Architected the end-to-end technical ecosystem for a high-concurrency home services marketplace connecting customers with verified trade technicians. Engineered cross-platform iOS & Android mobile apps utilizing Flutter and strict Clean Architecture, backed by a microservices-driven NestJS cluster.

Key Architectural Decisions:

  • Layered Clean Architecture: Clear separation between Domain, Data, and Presentation layers for testability.
  • State Management via Riverpod: Deterministic asynchronous state flows with zero memory leaks.
  • Real-Time Geolocation: WebSocket-powered technician dispatch, live tracking, and status transitions.
Flutter Dart Riverpod Clean Architecture NestJS WebSockets
View Flutter Codebase Mobile & Backend Ops
AI COMPANIONSHIP & REAL-TIME PWA

Meryt Couple Experience

PWA + GenAI

Designed a private, end-to-end encrypted relationship portal and memory capsule. Features generative conversational AI companion, automated anniversary reminders via WebPush, rich media vault with cloud sync, and offline-first PWA caching.

Key Architectural Decisions:

  • Streaming GenAI Pipelines: Direct low-latency contextual dialogue generation using Gemini models.
  • Web Push & VAPID Integration: Cross-platform push notifications delivering real-time alerts on iOS and Android.
  • Zero-Friction Mobile PWA: Native feel, custom gestures, and full offline caching layer.
Next.js 15 TypeScript Gemini AI WebPush Tailwind CSS
Private Architecture Case Interactive AI Companion
ENTERPRISE INVENTORY & COMMERCE

A-Plus Hardware & Retail Engine

Enterprise

Designed a robust stock tracking, customer quotation, and serial number verification engine for a high-volume laptop and hardware enterprise. Features real-time catalog indexing, warranty validation, and operational metrics dashboards.

Key Architectural Decisions:

  • Sub-second Full-Text Search: Instantaneous product lookup across thousands of hardware SKUs.
  • Audit Trails & Stock Integrity: Transactional database logs preventing inventory shrinkage.
  • Responsive POS Dashboard: Streamlined counter operations on tablets and desktops.
React Node.js Express Tailwind CSS
View Repository Retail Systems
LEADERSHIP & ROLES

Professional Experience

Leading engineering squads, establishing architecture governance, and shipping commercial software with high reliability and zero downtime.

AI Trainer & Software Engineering Specialist

Remote

Outlier AI • LLM Fine-Tuning & RLHF

Evaluated and refined frontier AI-generated code snippets ensuring logical flow, optimal algorithmic complexity, and strict security compliance. Conducted Reinforcement Learning from Human Feedback (RLHF) and advanced prompt engineering to enhance reasoning and coding benchmarks in next-gen foundation models.

Co-founder & Chief Technology Officer (CTO)

2023 — Present

Fixsy • Cairo, Egypt

Spearheaded the technical direction, architecture, and deployment of the Fixsy on-demand home maintenance ecosystem. Directed cross-functional teams building the customer Flutter mobile app, provider tracking portal, and high-concurrency NestJS microservices.

  • • Reduced customer booking latency by 45% through WebSocket optimization and real-time state orchestration.
  • • Enforced Domain-Driven Clean Architecture across the Flutter codebase, enabling frictionless modular upgrades.

Lead Full-Stack Architect & SaaS Creator

2022 — Present

Independent Practice & Digital Product Lab

Architected and deployed full-scale commercial software products, including Acadify LMS and enterprise inventory portals. Partnered with regional businesses to deliver custom Next.js web applications, complex payment gateway integrations, and RTL localization.

  • • Built the multi-role financial ledger engine for Acadify handling dual payout flows and multi-currency orders.
  • • Consulted on performance tuning, database indexing (PostgreSQL), and modern CSS design system implementations.

Full-Stack Engineer & Mobile Developer

2021 — 2022

Early Career & Client Engineering

Developed responsive web applications with React, Node.js, and Dart/Flutter. Implemented secure authentication pipelines, RESTful APIs, and database migrations.

TECHNICAL STACK & MASTERY

Architectural Competencies

A breakdown of languages, frameworks, and infrastructure tools utilized daily in high-stakes production environments.

Web & Frontend Architecture

High-performance reactive interfaces, modular state management, and SSR/SSG.

Next.js 15/16 (App Router) Expert
React 19 & Server Actions Expert
TypeScript / ESNext Advanced
Tailwind CSS (v3/v4) Expert
RTL & Design Systems Master

Cross-Platform Mobile

Production-grade native experiences across iOS and Android with strict separation of concerns.

Flutter 3.x Advanced
Dart Advanced
Riverpod & Bloc Advanced
Clean Architecture Master
Push Notifications & Maps Advanced

Backend & Cloud Data

Scalable REST/WebSocket APIs, relational schemas, and real-time synchronization.

Node.js / Express Expert
NestJS (Microservices) Advanced
PostgreSQL / Prisma Advanced
Supabase & Firebase Advanced
WebSockets & Queues Advanced

AI Systems & DevOps

Generative AI integration, automated CI/CD deployment pipelines, and cloud hosting.

Gemini / OpenAI APIs Advanced
Docker & Containers Proficient
GitHub Actions (CI/CD) Advanced
Vercel & Cloud Deploy Expert
Security & OWASP Advanced
START A CONVERSATION

Ready to build something exceptional together?

Whether you are seeking an executive technical leader (CTO / Lead Architect), looking to acquire a commercial license for Acadify, or have an ambitious full-stack or AI project to engineer — I would love to connect.

mhamed.saad.ibrahim@gmail.com
Alexandria, Egypt • Global Remote
github.com/zvinn