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Author⭐ 22
Alexandros Papounidis
Open to opportunities
Senior Software Engineer·PayTech at ASOS.com
Designing scalable, event-driven .NET microservices on Azure to power millions of secure ASOS customer payments worldwide.
About Me
Crafting Resilient Platforms
I'm a passionate software engineer based in Birmingham, UK, specializing in building scalable, event-driven systems that power critical business operations.
With a deep expertise in .NET and Azure, I architect microservices that handle millions of transactions while maintaining exceptional reliability and performance.
When I'm not coding, you'll find me exploring new technologies, reverse engineering malware or contributing to open source.
Birmingham, United Kingdom
- English (Native)
- Russian (Native)
- Greek & Cypriot (Native)
10+
Years Experience
50+
Enterprise Projects Delivered
∞
Cups of Coffee
Experience
A journey through impactful roles building systems at scale
ASOS.com
Senior Software Engineer, PayTech
Jun 2022 – Present
Delivering secure, high-availability payment and refund capabilities across card, wallet and BNPL providers for millions of ASOS customers.
- Integrated Checkout.com as an additional card gateway to strengthen resilience and cash-flow diversification.
- Built thoroughly tested payment and refund orchestration services that handle high-throughput transactions with strict PCI DSS controls.
.NETAzureKubernetesDockerReactTypeScriptAzure Service BusCosmos DBMSSQL ServerTraefikGrafana
Boomin.com
Full Stack Developer
Jul 2021 – Jun 2022
Built renter, buyer, landlord and agent experiences inside a microservices + micro frontends platform for the UK property market.
- Implemented automated and bespoke property valuation flows and booking journeys that connect renters, buyers and estate agents.
- Shipped appointment scheduling, authentication and utility service integrations covering broadband, gas, electric and life insurance partners.
.NETAzureKubernetesDockerReactTypeScriptCosmos DBTraefikGrafana
