Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I’m Khaled Alsamman, a backend-focused software engineer with hands-on experience designing and delivering scalable systems using .NET, NestJS, and modern web technologies. I specialize in API design, system architecture, and database modeling, and I’m comfortable taking ownership of projects from requirements gathering to deployment and post-launch support. I enjoy turning complex business needs into maintainable technical solutions and collaborating with stakeholders to drive measurable results. I’m passionate about building high-performance backend services and modular architectures, and I’m eager to grow into solution architecture roles while delivering value for clients and teams.…Hi, I’m Khaled Alsamman, a backend-focused software engineer with hands-on experience designing and delivering scalable systems using .NET, NestJS, and modern web technologies. I specialize in API design, system architecture, and database modeling, and I’m comfortable taking ownership of projects from requirements gathering to deployment and post-launch support. I enjoy turning complex business needs into maintainable technical solutions and collaborating with stakeholders to drive measurable results. I’m passionate about building high-performance backend services and modular architectures, and I’m eager to grow into solution architecture roles while delivering value for clients and teams.

Khaled Alsamman

Back-End Developer, Full Stack Developer, Web Developer, +2





Hi, I’m Khaled Alsamman, a backend-focused software engineer with hands-on experience designing and delivering scalable systems using .NET, NestJS, and modern web technologies. I specialize in API design, system architecture, and database modeling, and I’m comfortable taking ownership of projects from requirements gathering to deployment and post-launch support. I enjoy turning complex business needs into maintainable technical solutions and collaborating with stakeholders to drive measurable results. I’m passionate about building high-performance backend services and modular architectures, and I’m eager to grow into solution architecture roles while delivering value for clients and teams.…Hi, I’m Khaled Alsamman, a backend-focused software engineer with hands-on experience designing and delivering scalable systems using .NET, NestJS, and modern web technologies. I specialize in API design, system architecture, and database modeling, and I’m comfortable taking ownership of projects from requirements gathering to deployment and post-launch support. I enjoy turning complex business needs into maintainable technical solutions and collaborating with stakeholders to drive measurable results. I’m passionate about building high-performance backend services and modular architectures, and I’m eager to grow into solution architecture roles while delivering value for clients and teams.

Available to hire

Hi, I’m Khaled Alsamman, a backend-focused software engineer with hands-on experience designing and delivering scalable systems using .NET, NestJS, and modern web technologies. I specialize in API design, system architecture, and database modeling, and I’m comfortable taking ownership of projects from requirements gathering to deployment and post-launch support.

I enjoy turning complex business needs into maintainable technical solutions and collaborating with stakeholders to drive measurable results. I’m passionate about building high-performance backend services and modular architectures, and I’m eager to grow into solution architecture roles while delivering value for clients and teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Freelance Software Engineer at Self-employed / Freelance

January 1, 2026 - Present

End-to-end solution delivery for businesses and startups. Lead full lifecycle development of custom business systems, from requirements analysis to deployment and post-launch support. Architect scalable backend systems and APIs using .NET and Node.js frameworks. Design normalized database schemas and system structures for long-term maintainability. Act as primary technical decision-maker, aligning business needs with technical execution. Deliver custom-built solutions focused on performance and scalability rather than templates, and manage client communication including technical consultations, scope definition, and solution planning.

Senior Backend Developer at Yooli

September 1, 2025 - January 31, 2026

Backend development focusing on API design and performance using NestJS and PostgreSQL. Designed and optimized complex SQL queries, database relations, and schemas. Contributed to microservice architecture design and implementation. Collaborated with frontend teams (React) to deliver integrated features. Refactored legacy systems to improve maintainability and performance.

Back-End Developer at Bitlab Digital

March 1, 2025 - September 30, 2025

Built RESTful APIs using .NET and MSSQL, following OOP and clean architecture principles. Implemented dependency injection and modular backend structures. Deployed applications to Azure cloud environment. Collaborated with frontend teams to define API contracts and integration flows. Improved legacy systems for scalability and maintainability.

Full-Stack / Digital Developer at Trinergy Digital

March 1, 2021 - March 31, 2025

Developed full-stack applications using Laravel, .NET, and modern JavaScript frameworks; designed and implemented APIs and backend systems following MVC architecture. Built scalable web applications integrating MySQL and MSSQL databases. Delivered enterprise-grade projects across multiple industries.

Lecturer Assistant (Tutor) at IIUM

March 1, 2017 - March 31, 2021

Coding reviews: Review students submitted codes and exercises. Provide feedback about the code and ways to enhance it if applicable. Help lecturer in marking code related questions. Tutorial Class: Tutored object oriented programming (OOP) using C++ and Java. Re-do a lecturer if students seem unsure of their understanding with visual approach and code tracking to demonstrate how a program is running. Provide tutor exercises for students, either provided by lecturer or made by me. Supervision: Supervise and explain difficult questions for students during exam and lab test.