Muhammad W.

Backend Developer

Mohamed is an accomplished Backend Developer with over a decade of commercial experience, specializing in PHP and Laravel.

He is recognized for his ability to develop high-performance, scalable solutions and for his expertise in CRM systems, where he consistently delivers impactful results.

One of Mohamed’s most notable achievements was at The Chefz, where his system optimizations significantly increased daily orders from 400 to over 20,000, demonstrating his proficiency in enhancing performance and stability at scale.

Holding a Master’s degree in Computer Science, Mohamed combines strong technical expertise with leadership skills, successfully managing diverse teams and driving success in complex projects.

Main expertise

  • Laravel
    Laravel 6 years
  • HTML
    HTML 6 years
  • CSS
    CSS 6 years

Other skills

    Muhammad

    Muhammad W.

    Egypt

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    Selected experience

    Employment

    • Backend Engineer

      Communico Corporation Ltd (via Proxify) - 2 months

      Communico is a US-based SaaS company providing mission-critical digital platforms for public libraries across North America, Canada, Australia, and the UK. Their services include websites, mobile apps, programs, and events, empowering libraries to deliver modern digital experiences to millions of patrons.

      • Optimized Elasticsearch queries and indexing strategies, improving search accuracy and speed for millions of unstructured and structured library records.

      • Designed cost-efficient AWS hosting setups to handle large-scale datasets, reducing operational expenses while maintaining system performance.

      • Collaborated with a distributed team of 11 developers and 1 QA engineer to refine discovery layer functionality across multiple digital services.

      • Implemented data processing pipelines to support high-volume ingestion of metadata formats such as MARC 21, ensuring seamless integration with library catalogs.

      • Advised on best practices for Elasticsearch in cost-sensitive environments, improving scalability and maintainability of the search infrastructure.

      • Supported exploration of AI/ML-powered enhancements (e.g., search result ranking, classification), laying groundwork for future intelligent discovery features.

      Technologies:

      • Technologies:
      • AWS AWS
      • ElasticSearch ElasticSearch
      • Python Python
      • Machine Learning Machine Learning
    • Technical Lead

      Zain (Saudi Arabia) - 1 year 10 months

      Zain is one of the largest telecommunications providers in the Middle East, offering mobile and broadband services to millions of users.

      • Directed multi-stack teams across PHP Laravel, Java Spring, mobile development, and QA to deliver large-scale projects.

      • Implemented KPI-driven delivery processes, improving team velocity and cutting project timelines by 30%.

      • Launched a mentoring program that accelerated developer onboarding by 40%.

      • Optimized backend API performance, reducing response times by 65% and improving system scalability.

      Technologies:

      • Technologies:
      • PHP PHP
      • Laravel Laravel
      • MySQL MySQL
      • React.js React.js
      • MongoDB MongoDB
      • Java Java
      • Spring Spring
    • Team Leader

      Mazaj - 2 years 4 months

      • Serves as Team Leader, overseeing the development of a new food catering delivery app.
      • Works closely with the business team to ensure high-quality, scalable, and performant architecture while adhering to best practices, security measures, and compliance standards.

      Technologies:

      • Technologies:
      • PHP PHP
      • Laravel Laravel
      • Docker Docker
      • PostgreSQL PostgreSQL
      • ElasticSearch ElasticSearch
      • Redis Redis
      • NGINX NGINX
      • Golang Golang
      • Team Leading
      • Preact Preact
    • Team Leader

      The Chefz - 2 years 10 months

      • Led a diverse technical team from Egypt, India, Romania, and Jordan.
      • Refactored an old project to introduce new features and improve functionality.
      • Achieved a significant increase in system stability.
      • Increased the average number of daily orders from 400 to over 20,000.
      • Ensured high-quality, scalable, and performant architecture.
      • Followed best practices, security measures, and compliance standards.
      • Utilized technologies including Laravel, PostgreSQL, Elasticsearch, Redis, Docker, Nginx, and Git.

      Technologies:

      • Technologies:
      • Yii Yii
      • MySQL MySQL
      • Vue.js Vue.js
      • Docker Docker
      • AWS AWS
      • Redis Redis
      • HTML HTML
      • API
      • Team Leading
      • Apache Solr Apache Solr
    • Team Leader

      ALexandria - 2 years 4 months

      • Served as Team Leader, guiding a technical team in creating the classified ads website Al Waseet.
      • Developed the web application using PHP and the Yii framework, incorporating various technologies.
      • Implemented flexible ad placement across different categories with custom attributes, significantly enhancing search and browsing capabilities.
    • Team Leader

      USL (ALexandria) - 2 years 4 months

      USL is a digital solutions company specializing in online platforms and classified ad systems.

      Directed development of Al Waseet, a high-traffic classifieds platform serving diverse categories.

      Designed a flexible database schema to support dynamic product attributes and scalability.

      Improved search performance by 200% through Elasticsearch integration.

      Developed an automated test suite with 90%+ coverage, ensuring high reliability.

      Optimized database queries, reducing page load times by 45%.

      Technologies:

      • Technologies:
      • Yii Yii
      • MongoDB MongoDB
      • ElasticSearch ElasticSearch
      • HTML HTML
      • Unit Testing
      • Team Leading
    • Senior PHP Developer

      PremaIt Solutions - 1 year

      • Developed complete e-commerce projects for medical purposes.
      • Contributed to Samsung’s “Speak Arabic” initiative, working with technologies including Drupal, Laravel, Yii2, MySQL, Memcached, PHPUnit, HTML5, CSS, JavaScript, and jQuery.

      Technologies:

      • Technologies:
      • PHP PHP
      • Yii Yii
      • Laravel Laravel
      • MySQL MySQL
      • JavaScript JavaScript
      • HTML HTML
      • CSS CSS
      • jQuery jQuery
      • Drupal Drupal
    • Senior PHP Developer

      Iteam Solutions - 1 year

      • Worked as a Senior PHP Developer, autonomously interpreting business and technical requirements, designing and implementing high-quality solutions, and conducting thorough testing.
      • Collaborated and supported peers in a development, testing, and automation-focused environment.

      Technologies:

      • Technologies:
      • PHP PHP
      • Yii Yii
      • Symfony Symfony
      • Laravel Laravel
      • HTML HTML
      • CSS CSS

    Education

    • BSc.Computer science

      Institute of graduate studies and research, Alexandria University · 2016 - 2019

    • BSc.Bachelor of arts psychology department

      Alexandria University · 2004 - 2008

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