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alexandruux

Alexandru S

@alexandruux

Senior FullStack Developer

Ireland
English
About me
I am a Senior Full-Stack Developer specializing in .NET Core and React/TypeScript, delivering scalable, high-performance web applications. I have extensive experience across AWS and Azure, from cloud infrastructure to production support for enterprise systems. I enjoy designing data-driven solutions with an eye on performance, maintainability, and clean architecture.... Read more

Skills

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alexandruux
Alexandru S
Offline • 
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See my services

Custom Websites
I will be full stack web developer, backend developer, frontend
From$100 / projectMore details

Portfolio

Work experience

IBM

Full-Stack Developer (Contract)

IBM • Freelance

Jan 2022 - Dec 2025 • 3 yrs 11 mos

Delivered and maintained enterprise web applications for a confidential multinational client. Optimized AWS Lambda startup times and operating costs. Created local replica/mocked AWS environments for testing. Built microservices and APIs integrating with third-party and government systems while ensuring security and reliability. Supported migration from serverless to Kubernetes-based runtimes.

Boeing

Technical Support Intern

Boeing

Jun 2017 - Sep 2017 • 3 mos

Diagnosed and repaired hardware and software faults. Identified technical solutions and performed troubleshooting for various issues. Followed up with clients to ensure problems were fully resolved and maintained technical standards during the internship in the Rome area.