OA

Osama Al Kassih

Available to hire

NET Core, Web APIs, and Azure.

About

I am Osama Al Kassih, a highly skilled Full-Stack developer with over 15 years of software development experience, specializing in Microsoft technologies such as ASP.NET Core, Web APIs, and Azure. I have built high-performance, secure, and scalable applications across healthcare, government, media, and finance sectors, collaborating with cross-functional teams to deliver robust solutions.

I enjoy taking ownership of complex features from concept to production, mentoring teammates, and continuously learning new tools and frameworks to stay ahead in a fast-moving tech landscape.

  • 18 years' experience
  • Joined October 2025

Languages

  • EnglishFluent

Industry experience

  • Software & Internet
  • Education
  • Government
  • Healthcare
  • Media & Entertainment
  • Professional Services

More experts in Glasgow, United Kingdom

Work experience· 20 roles

Umbraco .NET Core Developer (Contractor) · EquatorMar 2025 – Oct 2025 · 8 mos

Joined to develop a new website using Umbraco; responsible for building the content structure, creating custom templates and features, configuring the back-end for seamless content management, and creating the required API endpoints used by JavaScript-powered components.

Umbraco .NET Core Developer (Contractor) · EquatorMar 2025 – Oct 2025 · 8 mos

Joined the team to develop a new website using Umbraco, built the content structure, created custom templates and features, configured the back-end for seamless content management, and created API endpoints used by JavaScript components.

Full-Stack .NET Developer (Contractor) · The Boxoffice CompanyDec 2024 – Oct 2025 · 11 mos

Re-joined to continue adding new features and improvements to the online ticketing system, including integration with third-party POS and online payment systems; extended middleware API solutions and ensured high scalability and performance; Azure, Logic Apps and Azure Functions usage; CI/CD pipelines; code review.

Full-Stack .NET Developer with React & Umbraco (Contractor) · The Boxoffice CompanyDec 2024 – Oct 2025 · 11 mos
Full-Stack .NET Developer with React & Umbraco (Contractor) · EquatorSep 2020 – Oct 2025 · 5 yrs 2 mos
Full-Stack .NET Developer (Contractor) · EquatorMar 2020 – Oct 2025 · 5 yrs 8 mos
Full-Stack .NET Developer with React & Umbraco (Contractor) · The Boxoffice CompanyMar 2020 – Oct 2025 · 5 yrs 8 mos
.NET Developer (Freelancer) · East Ayrshire CouncilDec 2019 – Present · 7 yrs

Education

MSc IT (Software Systems) · Heriot-Watt University, Edinburgh2005 – 2006
BSc IT (Applied Computer Science) · Philadelphia University, Amman, Jordan2001 – 2005
MSc IT (Software Systems) · Heriot-Watt University, Edinburgh2005 – 2006
BSc IT (Applied Computer Science) · Philadelphia University, Amman, Jordan2001 – 2005

Qualifications and awards· 6

MCTS: Web Applications Development with Microsoft .NET Framework 4 (Exam 70-515)2030 – 2025
Microsoft .NET Framework – Application Development Foundation2030 – 2025
Umbraco V5 Level 12030 – 2025
MCTS: Web Applications Development with Microsoft .NET Framework 4 (Exam 70-515)2030 – 2025

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