AMINITIALIZING PORTFOLIO
AM.
Open to work Resume
BACKEND ENGINEERCAIRO / EGYPT

I make complex
systems feel simple.

Backend Engineer focused on building scalable systems, clean architectures, and reliable production-ready applications.

See my work
BUILDSHIPSCALE
Ahmed Marey — Backend Engineer
01

THE ENGINEER BEHIND THE CODE

Backend engineering
with a product soul.

I build resilient backend platforms that prioritize clean architecture, strong contracts, and operational reliability. My day-to-day focus includes API design, queue-driven workflows, integrations, caching strategy, and secure authentication flows.

Let's talk
A/01
“The best backend is invisible—until you realize everything depends on it.”
MY PHILOSOPHY
BUILDING FOR THE
REAL WORLD

Fast under pressure.
Clear under complexity.
Reliable by design.

24+SELECTED
PROJECTS
22CORE
SKILLS
4CAREER
CHAPTERS
100%COMMITTED
TO QUALITY
MY TECHNICAL UNIVERSE

Built on strong
foundations.

AHMED_MAREY / CAPABILITY_MATRIX22 MODULES LOADED
MOD_01

Backend

PHP

95%
MOD_02

Backend

Laravel

97%
MOD_03

Backend

Python

80%
MOD_04

Backend

FastAPI

50%
MOD_05

Database

MySQL

90%
MOD_06

Database

PostgreSQL

60%
MOD_07

Database

MongoDB

70%
MOD_08

Frontend

HTML

90%
MOD_09

Frontend

CSS

85%
MOD_10

Frontend

JavaScript

80%
MOD_11

Frontend

ReactJS

60%
MOD_12

Frontend

NextJS

65%
MOD_13

DevOps

Deployment

95%
MOD_14

DevOps

Docker

80%
MOD_15

DevOps

Git (GitHub/GitLab)

95%
MOD_16

Integrations

Payment Gateways

95%
MOD_17

Integrations

SMS

90%
MOD_18

Integration

WhatsApp

90%
MOD_19

Integrations

Email Services

90%
MOD_20

Integrations

Firebase

90%
MOD_21

Integrations

Redis

70%
MOD_22

Other

Web Scraping

85%
STATUS: ALL SYSTEMS OPERATIONALBACKEND / INFRASTRUCTURE / DELIVERY
02

SELECTED WORK

Projects that
move things forward.

THE COMPLETE COLLECTION

Browse every project using the deck below.

PROJECT DECK01 / 24
CASE STUDY / 01BRAND SYSTEM
Rosy Calc logo
IDENTITY ASSETPRODUCTION READY
01
SELECTED PROJECT01 / 24
LaravelPHPMySQLHTMLCSSJSFirebase

Rosy Calc

Enhanced and maintained a high-traffic women's health application serving 5M+ users across MENA, implementing social login, in-app community features, and scalable backend services while resolving critical reliability issues.

CONTRIBUTIONBackend and dashboard development
DELIVERYProduction system
Explore live project
CASE STUDY / 02BRAND SYSTEM
Qudratuh logo
IDENTITY ASSETPRODUCTION READY
02
SELECTED PROJECT02 / 24
LaravelPHPMySQLHTMLCSSJSNextJSFirebaseRevenueCatMoyasarSMS

Qudratuh

Designed and developed backend architecture and landing page for a subscription-based mobile app preparing high school students for the Saudi Aptitude Test, including gamification systems (streaks, XP, leaderboards, badges, challenges, final exams) and a full operations admin dashboard.

CONTRIBUTIONBackend, Frontend and Dashboard development
DELIVERYProduction system
CASE STUDY / 03BRAND SYSTEM
Nawaya Events logo
IDENTITY ASSETPRODUCTION READY
03
SELECTED PROJECT03 / 24
LaravelPHPMySQLHTMLCSSJSFirebaseTapFoloosiWhatsAppEmail Services

Nawaya Events

Developed backend APIs for a multi-service platform delivering workshops, product sales, and consultations, with an admin dashboard for workshops, certificates, wallets, refunds, and communications plus multiple third-party integrations and stable deployment operations.

CONTRIBUTIONBackend and dashboard development
DELIVERYProduction system
Explore live project
CASE STUDY / 04BRAND SYSTEM
Bekam2day logo
IDENTITY ASSETPRODUCTION READY
04
SELECTED PROJECT04 / 24
LaravelPHPMySQLPaymobFirebaseSMSWhatsAppPusherEmail Services

Bekam2day

Built and maintained core backend workflows for a multi-role platform covering users, providers, and admins with role-based access control, real-time provider group chat, and integrations for payments, notifications, and messaging services.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 05BRAND SYSTEM
MTExpress logo
IDENTITY ASSETPRODUCTION READY
05
SELECTED PROJECT05 / 24
LaravelPHPMySQLHTMLCSSJS

MTExpress

Developed backend services for a shipping ERP that handles orders, settlements, and financial reconciliation, with role-specific workflows for Admin, Operations, Agents, Merchants, and Delegates and operational tracking for delayed and returned orders.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 06BRAND SYSTEM
Neo Nerd logo
IDENTITY ASSETPRODUCTION READY
06
SELECTED PROJECT06 / 24
LaravelPHPMySQLHTMLCSSJSTelegram BotFirebaseWhatsApp

Neo Nerd

Developed backend for a secure LMS for medical students with role-based dashboards for admins, doctors, and assistants, including integrations with Telegram bot, Firebase, and WhatsApp messaging plus production deployment and maintenance.

CONTRIBUTIONBackend and dashboards development
DELIVERYProduction system
Explore live project
CASE STUDY / 07BRAND SYSTEM
Smart Student logo
IDENTITY ASSETPRODUCTION READY
07
SELECTED PROJECT07 / 24
LaravelPHPMySQLFirebaseJitsiMyFatoorah

Smart Student

Enhanced and migrated a multi-user educational platform from cPanel to Hostinger with zero data loss, and implemented major features such as online exams, exam banks, teacher-student private sessions, center subscription plans, and Jitsi live classes.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 08BRAND SYSTEM
Gado HR logo
IDENTITY ASSETPRODUCTION READY
08
SELECTED PROJECT08 / 24
LaravelPHPMySQLHTMLCSSJS

Gado HR

Developed and deployed a role-based HR system with attendance and location tracking, leave and advances, deductions, meetings, reports, payroll, and insurance calculations, supported by a centralized admin dashboard for permissions and settings.

CONTRIBUTIONBackend and dashboard development
DELIVERYProduction system
Explore live project
CASE STUDY / 09BRAND SYSTEM
Smart Driver logo
IDENTITY ASSETPRODUCTION READY
09
SELECTED PROJECT09 / 24
LaravelPHPMySQLTapMyFatoorahFirebase

Smart Driver

Developed backend for a multi-service automotive platform supporting car and plate marketplace flows, exam question banks, training bookings, and role-based dashboards for clients, captains, and insurance brokers with integrated payment and notification services.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 10BRAND SYSTEM
HR Insight logo
IDENTITY ASSETPRODUCTION READY
10
SELECTED PROJECT10 / 24
LaravelPHPMySQLHTMLCSSJS

HR Insight

Implemented account management improvements including employee/manager account deletion, enhanced leave approval and rejection workflows, fixed schema-level issues, and added net salary calculations from monthly attendance history.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 11BRAND SYSTEM
Saudi Online logo
IDENTITY ASSETPRODUCTION READY
11
SELECTED PROJECT11 / 24
LaravelPHPMySQLNext.jsReactJavaScriptTailwind CSSMaterial UIHTMLCSS

Saudi Online

Developed and refactored the full frontend, backend, and admin dashboard for an Arabic content platform, including a comprehensive CMS for articles, news, reports, videos, ads, users, categories, SEO, media assets, rich-text workflows, and dynamic homepage publishing.

CONTRIBUTIONFull-Stack and dashboard development
DELIVERYProduction system
Explore live project
CASE STUDY / 12BRAND SYSTEM
APC Sales Connect logo
IDENTITY ASSETPRODUCTION READY
12
SELECTED PROJECT12 / 24
LaravelPHPMySQLHTMLCSSJSFirebase

APC Sales Connect

Developed and deployed mobile backend services for visit tracking, reports, bonuses, and performance metrics, with role-based dashboards for reps, supervisors, and leaders and monthly reporting visibility by permission scope.

CONTRIBUTIONBackend and dashboard development
DELIVERYProduction system
Explore live project
CASE STUDY / 13BRAND SYSTEM
Charlotte Sweets logo
IDENTITY ASSETPRODUCTION READY
13
SELECTED PROJECT13 / 24
LaravelPHPMySQLFirebase

Charlotte Sweets

Developed and deployed a multi-app administrative ecosystem for order operations including manager, chef, sales, and delivery applications, backed by an admin dashboard for reporting and operational oversight.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 14BRAND SYSTEM
Insta Price logo
IDENTITY ASSETPRODUCTION READY
14
SELECTED PROJECT14 / 24
LaravelPHPMySQLPythonPandasBeautifulSoupFirebaseWeb ScrapingEmail Services

Insta Price

Developed a Laravel API backend for tracking foreign exchange rates across multiple Egyptian banks and gold prices, with user-managed price alerts, in-app notifications, currency/gold news aggregation, and CMS content for mobile home screens. The system integrates Python scrapers (running every minute) to collect data, imports CSVs into Laravel, and uses model observers to evaluate user alert rules and trigger notifications.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 15BRAND SYSTEM
Uranus - E2EE Chat App logo
IDENTITY ASSETPRODUCTION READY
15
SELECTED PROJECT15 / 24
LaravelPHPMySQLHTMLCSSJSFlutterDartE2EEFirebaseRedisPusher

Uranus - E2EE Chat App

Developed a secure real-time chat application with end-to-end encryption (E2EE), implementing both the mobile application and the backend. Features include encrypted messaging, media sharing, push notifications, and real-time communication using WebSockets.

CONTRIBUTIONBackend, Frontend and Mobile application development
DELIVERYProduction system
Explore live project
CASE STUDY / 16BRAND SYSTEM
Rejemat logo
IDENTITY ASSETPRODUCTION READY
16
SELECTED PROJECT16 / 24
LaravelPHPMySQLHTMLCSSJSFirebase

Rejemat

Built a personalized nutrition and meal planning platform and full support for allergy-safe diet plans, recipe search, saved favorites, meal swapping, and daily progress tracking. The system calculates user macros, generates adaptive daily meals, manages user profiles, and includes admin tools for recipes, diet plans, allergies, user management and more.

CONTRIBUTIONBackend and dashboard development
DELIVERYIn development
CASE STUDY / 17BRAND SYSTEM
Otlobny logo
IDENTITY ASSETPRODUCTION READY
17
SELECTED PROJECT17 / 24
LaravelPHPMySQLHTMLCSSJSFirebaseEmail ServicesPusherPaymob

Otlobny

Otlobny — A production-ready ordering platform connecting users, stores, delegates, and admins. Built with a focus on reliable order workflows, secure authentication, real-time notifications, and operational tooling; implemented features include multi-role dashboards (store/admin/super-admin), order assignment and lifecycle management, delegate wallet and payout flows, image handling, FCM push + Pusher real-time events, and payment integration.

CONTRIBUTIONBackend and dashboard development
DELIVERYUnder maintenance
CASE STUDY / 18BRAND SYSTEM
Hayah logo
IDENTITY ASSETPRODUCTION READY
18
SELECTED PROJECT18 / 24
LaravelPHPMySQLHTMLCSSJSFirebaseReverb

Hayah

Rebuilding a long-running women’s community platform serving more than one million users from the ground up, modernizing its architecture while maintaining compatibility with the existing legacy database schema, developing a comprehensive operations dashboard, and introducing new features without disrupting historical data or established user workflows.

CONTRIBUTIONBackend engineering
DELIVERYIn development
CASE STUDY / 19BRAND SYSTEM
Al Bahaa logo
IDENTITY ASSETPRODUCTION READY
19
SELECTED PROJECT19 / 24
LaravelPHPMySQLMyFatoorahFirebase

Al Bahaa

Developed backend APIs for a physics-focused LMS where students can purchase monthly or term-based courses based on their academic stage and grade, access structured video lessons, quizzes, study and reasoning cards, download educational materials, and purchase books through MyFatoorah, supported by a role-based admin dashboard for managing students, courses, units, lessons, content, pricing, and payments.

CONTRIBUTIONBackend development
DELIVERYProduction system
Explore live project
CASE STUDY / 20BRAND SYSTEM
Career Consultation logo
IDENTITY ASSETPRODUCTION READY
20
SELECTED PROJECT20 / 24
LaravelPHPMySQLAgoraMyFatoorahFirebasePusher

Career Consultation

Developed backend APIs for a career consultation platform connecting students with professional advisors through availability-based bookings, secure payments, real-time chat, and Agora video sessions, supported by Firebase notifications, session recordings, ratings, and role-based administration for consultants, organizations, majors, bookings, and payouts.

CONTRIBUTIONBackend development
DELIVERYArchived project
Explore live project
CASE STUDY / 21BRAND SYSTEM
Convora logo
IDENTITY ASSETPRODUCTION READY
21
SELECTED PROJECT21 / 24
Next.jsTypeScriptTailwind CSSNode.jsSharppdf-libexifrfile-typeJSZipLucideVitestVercel

Convora

Designed and developed Convora, a privacy-first file processing platform that unifies conversion, compression, editing, inspection, organization, and document generation within one consistent workspace. Architected modular tool categories for images, audio, documents, PDFs, video, and future formats, with runtime-only processing, secure content validation, batch workflows and no accounts, file history, or permanent file storage.

CONTRIBUTIONFull-stack development, product design and deployment
DELIVERYProduction system
Explore live project
CASE STUDY / 22BRAND SYSTEM
Frutiger Aero logo
IDENTITY ASSETPRODUCTION READY
22
SELECTED PROJECT22 / 24
NextJSReactTypeScriptVinextViteTailwind CSSCreative DevelopmentUI DesignAnimation

Frutiger Aero

Aero is a nostalgic interactive web experience inspired by the optimistic digital aesthetics of the 2000s. Visitors can explore three animated environments—Paradise, Aquarium, and Night—with floating particles, swimming fish, atmospheric transitions, responsive layouts, ambient music, and fullscreen mode. The interface combines glossy glassmorphism, vibrant gradients, soft natural imagery, and playful motion to create a calming “internet escape.”

CONTRIBUTIONDesign, Frontend development, Animation.
DELIVERYProduction system
Explore live project
CASE STUDY / 23BRAND SYSTEM
AZAB Home Comfort logo
IDENTITY ASSETPRODUCTION READY
23
SELECTED PROJECT23 / 24
LaravelPHPMySQLBladeTailwind CSSJavaScriptNode.jsVite 8PlaywrightGoogle Maps Web Scraping

AZAB Home Comfort

Designed and developed a responsive Arabic e-commerce platform for mattresses and pillows, featuring configurable product variants, cart and checkout flows, coupons, order tracking, customer reviews, visitor analytics, SEO, and a comprehensive administration dashboard for managing products, orders, shipping, and financial reports.

CONTRIBUTIONFull-stack development, administration dashboard, database design, and web-scraping automation
DELIVERYProduction system
Explore live project
CASE STUDY / 24BRAND SYSTEM
Law Office Management System logo
IDENTITY ASSETPRODUCTION READY
24
SELECTED PROJECT24 / 24
LaravelPHPSQLiteBladeLivewireCSSJSGoogle ConsoleDriveAPI

Law Office Management System

Built an Arabic law office platform for managing branches, staff permissions, clients, cases, reminders, and documents. Developed role-based access across branches, case workflows, a dashboard, and an optional Google Drive integration for attachments and archives.

CONTRIBUTIONFull-Stack Development
DELIVERYProduction system
Explore live project
03

THE JOURNEY SO FAR

Experience
that compounds.

Every role shaped how I think about architecture, teamwork, and shipping reliable products.

May 2025 - Present

Tara

Full Time · Remote, Saudi Arabia
  • Developed and maintained scalable backend systems for high-traffic mobile applications serving millions of users across MENA.
  • Built and optimized APIs with a focus on performance, reliability, and secure data handling.
  • Built and enhanced frontend systems to deliver responsive, reliable, and seamless user experiences.
  • Maintained and improved legacy backend systems by resolving technical debt and strengthening stability and performance.
  •  Worked with product and mobile teams to deliver features and support ongoing platform growth.
01
May 2024 - Present

Nexus

Part Time · Remote
  • Co-founded and led a development team delivering scalable software solutions across multiple projects.
  •  Owned project delivery end-to-end, including planning, architecture design, and production release.
  •  Worked directly with clients to gather requirements and translate them into technical solutions.
  •  Supervised team execution, task distribution, and code quality standards.
02
Jan 2025 - May 2025

Da'em

Full Time · Mansoura, Egypt
  • Built and maintained backend systems for multiple production platforms, including marketplaces, e-commerce, CMS, and educational systems.
  •  Designed and implemented scalable RESTful APIs supporting core functionalities such as payments, user management, and real-time interactions. 
  • Improved system performance, reliability, and stability across various applications.
  •  Collaborated with cross-functional teams to deliver features, integrate services, and support continuous platform enhancements.
03
Jul 2024 - Jan 2025

Fourth Pyramid

Full Time · Mansoura, Egypt
  • Developed and maintained backend systems for business and enterprise applications, including administrative and HR platforms.
  • Designed and implemented APIs to support order management workflows, user roles, and operational processes.
  • Improved system functionality by resolving database issues and enhancing core features.
  • Collaborated with cross-functional teams to deliver solutions, support deployments, and ensure system reliability.
04
WHAT I CAN DO FOR YOU

From ambitious idea
to production.

01

Backend Architecture

Designing maintainable Laravel backends with clear module boundaries, service layers, and production-ready conventions.

02

REST API Development

Building robust, secure, and documented APIs for web and mobile clients with consistent validation and response contracts.

03

Database Optimization

Improving query performance, indexing strategy, eager-loading patterns, and schema evolution for high-traffic applications.

04

Third-party Integrations

Integrating payment gateways, external APIs, and webhook-based services with reliable retries and monitoring.

05

Frontend Development

Building responsive, accessible, and user-friendly interfaces that deliver seamless experiences across all devices.

06

Deployment & DevOps

Deploying and maintaining production applications with proper environments, CI/CD workflows, server configuration, and zero-downtime updates.

04 / LET'S TALK

Got a hard problem?
I love those.

Tell me what you are building. I’ll bring clear thinking, honest communication, and backend engineering that holds up in the real world.

AM
EMAIL ME DIRECTLYahmed.mariee.2002@gmail.comOR CALL+201015305100