Hi, I'm Salem Saber

Senior Backend Engineer
Salem Saber - Senior Backend Engineer

About Me

I'm Salem Saber, a Senior Backend Engineer with 9 years of expertise in building scalable, high-performance backend solutions. I possess a strong foundation in writing clean, maintainable code and developing robust systems that serve hundreds of thousands of users.

My problem-solving abilities shine in SaaS environments, where I excel at independently delivering top-notch solutions. I have extensive experience in PHP, Laravel, and modern DevOps practices, with proven results including reducing delivery times by 180% and supporting 300% user traffic growth.

I'm passionate about collaboration, code reviews, task analysis, and mentoring new hires to foster a culture of best practices and continuous improvement. My expertise includes containerization with Docker, CI/CD pipelines, and cloud infrastructure optimization.

9+
Years Experience
500+
Successful Projects
99.99%
System Uptime
180%
Delivery Improvement

Education

Bachelor of Science in Computer Science

October 6 University, Egypt

September 2015 - March 2021

Selected Projects

A curated selection of backend systems, integrations, and infrastructure projects demonstrating scalable design and operational excellence.

SaaS E-Learning Platform

SaaS E-Learning Platform

  • Led the development of a scalable e-learning platform supporting thousands of concurrent users
  • Implemented interactive course content, quizzes, and progress tracking features
  • Set up monitoring and alerting systems to ensure high availability and performance
PHPLaravelVue.jsMySQLRedis
View Project
Modular CRM Backend System

Modular CRM Backend System

  • Developed a modular CRM backend system using PHP and Laravel, enabling easy integration of new features and services
  • Optimized database queries and implemented caching strategies to enhance system performance and scalability
  • Collaborated with front-end developers to design RESTful APIs for seamless data exchange
PHPLaravelMySQLRedisDockerAWS
Private / internal project

High-Traffic REST API for E-Commerce System

  • Designed and implemented a high-traffic REST API for an e-commerce platform using PHP and Laravel
  • Optimized API endpoints for performance, reducing response times by 40%
  • Integrated third-party payment gateways and shipping services to enhance user experience
PHPLaravelVue.jsMySQLRedisStripePayPal
Private / internal project

Admin Dashboard & Reporting API

  • Developed an admin dashboard and reporting API for a SaaS application using PHP and Laravel
  • Implemented data visualization features to provide insights into user behavior and system performance
  • Collaborated with cross-functional teams to gather requirements and deliver solutions on time
PHPLaravelMySQLRedisDockerAWS
Private / internal project

Real-Time Fleet Tracking & Telemetry Backend

  • Built a real-time fleet tracking and telemetry backend system using PHP and Laravel
  • Implemented WebSocket communication for real-time data updates and notifications
  • Optimized data storage and retrieval processes to handle large volumes of telemetry data efficiently
PHPLaravelMySQLMongoDBKafkaDockerWebsocketsAWS
Private / internal project

Subscription & Billing Management Service

  • Created a subscription and billing management service for a SaaS platform using PHP and Laravel
  • Integrated with payment gateways to handle recurring billing and invoicing
  • Implemented robust error handling and logging mechanisms to ensure system reliability
PHPLaravelMySQLRedisStripePayPalDockerAWS
Private / internal project

Professional Experience

9 years of backend engineering expertise, building scalable solutions and leading technical teams

Senior Backend Engineer

Afaqy

08/2024 - Present
  • Design and implement new features following company architecture and guidelines
  • Interact with hardware and software to produce real time results
  • Lead backend development initiatives using modern PHP frameworks
  • Collaborate with cross-functional teams to deliver scalable solutions

Senior Backend Engineer

Trufla

02/2023 - 07/2024
  • Designed high-availability solutions, achieving 99.99% uptime for critical services through redundancy and failover strategies
  • Enhanced database design to ensure seamless scalability, optimizing performance and efficiency
  • Implemented a scalable backend architecture that supported a 300% increase in user traffic over 6 months
  • Ensured seamless user experience during rapid growth phases

Backend Engineer

Qafeer

07/2020 - 01/2023
  • Successfully containerized applications using Docker that impact 180% in delivery date, streamlining deployment and scaling processes
  • Improve business model to satisfy over 500K users in 3 months
  • Identified cost-saving measures, reducing infrastructure costs by 50% while maintaining optimal system performance
  • Established robust CI/CD pipelines for faster deployment cycles

Backend Engineer

Invstoc

03/2019 - 06/2020
  • Monitoring servers reduce cost by 20% in 4 months by doing query optimization and improve services
  • Develop and deploy new integrations in stock market to improve performance and ensure availability
  • Implemented performance monitoring and optimization strategies
  • Built robust APIs for financial data processing

Backend Engineer

Egy Connect

01/2017 - 03/2019
  • Develop and maintain custom web apps with native PHP and custom-made PHP framework
  • Improved customer satisfaction over 150% for delivered software
  • Established a robust continuous integration and continuous deployment (CI/CD) pipeline, reducing release features in 2 weeks
  • Built scalable web applications from scratch using custom PHP frameworks

Technical Skills

Comprehensive expertise in backend development, DevOps practices, and scalable system architecture

Programming Languages

PHP95%
Go85%
JavaScript88%
Python82%
TypeScript85%

Frameworks & Runtime

Laravel92%
CodeIgniter85%
Node.js88%

SQL Databases

MySQL90%
PostgreSQL88%

NoSQL Databases

MongoDB85%
DynamoDB75%

Operating Systems

Linux (CentOS, Ubuntu)88%
Windows85%

DevOps & Infrastructure

Docker90%
CI/CD88%
Kubernetes82%
AWS85%
RabbitMQ80%
Messaging Systems85%

Caching & Performance

Redis88%
Memcache80%

Testing & Tools

Unit Testing88%
Integration Testing85%
Functional Testing82%
Git90%
Composer85%
Postman80%

Development Expertise & Methodologies

SOLID PrinciplesPSR StandardsDesign PatternsArchitecture PatternsOOPMicroservicesREST APIAgile/Scrum MethodologyCode ReviewsPerformance OptimizationScalable SystemsHigh AvailabilityKernelLogstashSystem Architecture

Core Strengths

Technical Leadership

  • • Mentoring and coaching new hires
  • • Code review and quality assurance
  • • Task analysis and project management
  • • Architecture design and implementation

Performance Optimization

  • • Reduced delivery time by 180%
  • • Supported 300% user traffic growth
  • • Achieved 99.99% system uptime
  • • Cost reduction through optimization

Get In Touch

Ready to build scalable backend solutions? Let's discuss your next project and how I can help bring your ideas to life.

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