Khalifa G.
Fullstack Developer
Khalifa is a Fullstack Developer with over 8 years of experience, specializing in backend and frontend technologies, particularly Node.js. He excels in OOP, FP, design patterns, SOLID principles, event-driven architectures, and microservices, creating scalable software solutions.
Khalifa stands out for his microservices, event-driven architectures, and domain-driven design expertise. Known for his leadership and innovative problem-solving, he has worked in logistics, fintech, analytics, management tools, e-learning, and eCommerce.
At Swftbox, Khalifa led a team to upgrade the platform, reducing order creation time from 6 minutes to 2 seconds per 100 orders, boosting revenue by 4%, and enhancing efficiency.
Hoofd expertise
- AWS EC2 3 jaar
- NGINX 5 jaar
- Team leading 2 jaar
Andere vaardigheden
- PostgreSQL 7 jaar
- Digital Ocean 3 jaar
- RabbitMQ 3 jaar
Geselecteerde ervaring
Dienstverband
Senior Full-Stack Engineer
CobbleWeb - 1 jaar 1 maand
-
Engineered a cutting-edge platform upgrade, leading a team of 7 developers to deliver Version 2, setting new standards for scalability, reliability, and observability;
-
Revolutionized order creation, reducing time from 6 minutes per 100 orders to just 2 seconds, resulting in a 4% revenue increase;
-
Transformed the orders querying system, significantly enhancing operational speed and customer service efficiency;
-
Refactored a live project from a monolithic architecture to microservices, improving system modularity and performance;
-
Led the analysis phases for each sprint, ensuring clear objectives and effective project planning.
Technologieën:
- Technologieën:
- Microservices
-
Senior Full Stack Engineer
Indicina - 6 maanden
-
Instrumental in spearheading the bootstrapping process for Version 2, laying the foundation for the next-gen platform;
-
Transformed the code review culture, fostering a collaborative and quality-driven development environment;
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Pioneered a seamless pipeline for publishing multiple npm packages, streamlining development and distribution processes;
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Played a key role in architecting the frontend, crafting innovative and scalable solutions to meet evolving user needs;
-
Skillfully identified and optimized flaky tests in critical backend services, bolstering system stability and performance.
Technologieën:
- Technologieën:
gRPC
- Microservices
-
Senior Full-Stack Engineer
Swftbox - 2 jaar
-
Engineered a cutting-edge platform upgrade, leading a team of 7 developers to deliver Version 2, setting new scalability, reliability, and observability standards;
-
Revolutionized order creation, reducing time from 6 minutes per 100 orders to just 2 seconds, resulting in a 4% revenue increase;
-
Transformed the orders querying system, significantly enhancing operational speed and customer service efficiency.
Technologieën:
- Technologieën:
DataDog
-
Senior Full Stack Engineer
Opinov8 - 11 maanden
-
Spearheaded the development of a cutting-edge notification system powered by dynamic report generation, revolutionizing information delivery;
-
Unearthed and resolved a subtle issue in the component library, significantly enhancing frontend testing;
-
Revitalized frontend testing by transitioning from Cypress to React-Testing-Library, reducing CI testing time per merge request by 10 minutes, greatly boosting daily productivity.
Technologieën:
- Technologieën:
- Microservices
-
Software Engineer
GymLeads - 11 maanden
-
Analyzed clients' requirements to ensure applications met their specific needs and expectations;
-
Led backend development efforts, ensuring robust and efficient backend systems;
-
Interviewed new candidates to recruit and build a skilled development team, contributing to overall project success;
-
Mentored frontend engineers, providing guidance and support to enhance their skills and ensure cohesive project development;
-
Architected solutions, designing comprehensive and scalable system architectures;
-
Led a small team through the entire development lifecycle, from initial design to final deployment, ensuring timely and efficient project delivery;
-
Developed an Instagram-like Android application using Android Native, focusing on features such as photo sharing, user authentication, and social interactions;
-
Built the backend infrastructure for the application using Java, ensuring seamless integration with the frontend;
-
Implemented key features and functionalities, ensuring a smooth user experience and robust application performance;
-
Designed and built an IoT device for running advertisements, enhancing the application's capabilities;
-
Developed platforms from A to Z, including mobile, desktop, and web applications, ensuring comprehensive solutions for various client needs;
-
Maintained and built new features on the client side (mobile and web) as well as on the server side (backend and DevOps), ensuring continuous improvement and up-to-date functionalities;
-
Conducted thorough testing and debugging to identify and resolve issues, improving the application's stability and reliability.
-
Senior Full Stack Engineer
Alef Software - 1 jaar 1 maand
-
Analyzed clients' requirements to ensure applications met their specific needs and expectations;
-
Led backend development efforts, ensuring robust and efficient backend systems;
-
Interviewed new candidates to recruit and build a skilled development team, contributing to overall project success;
-
Mentored frontend engineers, providing guidance and support to enhance their skills and ensure cohesive project development;
-
Architected solutions, designing comprehensive and scalable system architectures;
-
Led a small team through the entire development lifecycle, from initial design to final deployment, ensuring timely and efficient project delivery;
-
Developed an Instagram-like Android application using Android Native, focusing on features such as photo sharing, user authentication, and social interactions;
-
Built the backend infrastructure for the application using Java, ensuring seamless integration with the frontend;
-
Implemented key features and functionalities, ensuring a smooth user experience and robust application performance;
-
Designed and built an IoT device for running advertisements, enhancing the application's capabilities;
-
Developed platforms from A to Z, including mobile, desktop, and web applications, ensuring comprehensive solutions for various client needs;
-
Conducted thorough testing and debugging to identify and resolve issues, improving the application's stability and reliability.
Technologieën:
- Technologieën:
- Microservices
-
Full Stack Engineer
Freelance - 11 maanden
-
Analyzed clients' requirements to ensure the applications met their specific needs and expectations;
-
Led a small team through the entire development lifecycle, from initial design to final deployment, ensuring timely and efficient delivery of projects;
-
Conducted interviews to recruit and build a skilled development team, contributing to the overall project success;
-
Developed an Instagram-like Android application using Android Native, focusing on features such as photo sharing, user authentication, and social interactions;
-
Built the backend infrastructure for the application using Java, ensuring seamless integration with the frontend and optimal performance;
-
Implemented key features and functionalities, ensuring a smooth user experience and robust application performance;
-
Designed and built an IoT device for running advertisements, enhancing the application's capabilities and providing additional value to clients;
-
Developed platforms from A to Z, including mobile, desktop, and web applications, ensuring comprehensive solutions for various client needs;
-
Conducted thorough testing and debugging to identify and resolve issues, improving the application's stability and reliability.
-
Co-Founder, Backend and Android Developer
Codesta - 1 jaar 8 maanden
-
Analyzed client requirements to ensure the application met their needs and expectations;
-
Led a small team through the entire development lifecycle, from initial design to final deployment, ensuring timely and efficient delivery of the application;
-
Conducted interviews to recruit and build a skilled development team, contributing to the overall project success;
-
Developed an Instagram-like Android application using Android Native, focusing on features such as photo sharing, user authentication, and social interactions;
-
Built the backend infrastructure for the application using Java, ensuring seamless integration with the frontend and optimal performance;
-
Implemented key features and functionalities, ensuring a smooth user experience and robust application performance;
-
Designed and built an IoT device for running advertisements, enhancing the application's capabilities and providing additional value to clients;
-
Conducted thorough testing and debugging to identify and resolve issues, improving the application's stability and reliability.
-
Backend and Android Developer
Marsroof - 1 jaar
-
Developed an Instagram-like Android application using Android Native;
-
Built the backend for the application using Java;
-
lmplemented key features such as photo sharing, user authentication, and social interactions;
-
Ensured seamless integration between the frontend and backend systems;
-
Conducted thorough testing and debugging to enhance app performance and user experience.
-
Educatie
BSc.Computer science
Alexandria Universty · 2012 - 2016
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