Gerard Castelló
Sr. Software Developer As Contractor at Axpo Group
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolGerard Castelló is a senior software developer based in Barcelona with 15+ years of hands-on experience building distributed, cloud-native systems across energy, biotech, fintech and travel industries. He specializes in .NET (Core/Framework/Standard) microservices and SOA, with strong practice in observability, testing (TDD/BDD) and message-based architectures (RabbitMQ, EventStore). As a founder-architect he designed a sustainable-advertising microservice startup and now helps traders at Axpo ingest and serve market data in a cloud-oriented platform. He has a track record of mentoring engineers and improving reliability in large automation projects at Roche and mission-critical fintech services in Scandinavia. Comfortable across full stack, CI/CD and frontend test automation, he often bridges product and ops priorities to ship robust solutions. An understated strength is his consistent focus on pragmatic quality: simulations, observability and test automation to reduce production surprises.
7 years of coding experience
18 years of employment as a software developer
Desarrollo Aplicaciones Informáticas Information Technology, Desarrollo Aplicaciones Informáticas Information Technology at Centre d'Estudis Politècnics
Spanish, Catalan, English
Github Skills (67)
backend10
brute-force-attacks10
digest10
bruteforce-password-cracker10
webapi10
aggregator9
cucumber-js9
bruteforce9
rabbitmq9
angular9
azure-service-bus9
messaging9
nuget9
cracking9
internet9
Programming languages (3)
Github contributions (5)
gcastellov/news-track
Sep 2018 - Aug 2022
News Track is a news tracking or news aggregator website where users can share the content they find on Internet and give to it certain visibility. The project is made by using .NET6 as backend and ElasticSearch as NoSQL database while its frontend is made with Angular 12 and Bootstrap 3.
Contributions:160 commits, 17 PRs, 95 pushes in 3 years 11 months
nosql-databasenews-aggregatornewsnet6webapi
gcastellov/rust-ripper-wasm
Feb 2021 - Jan 2022
Password cracker made in WASM Rust inspired by the popular John the Ripper
Contributions:12 releases, 160 commits, 53 PRs in 10 months
crackerrustrustlangpassword-crackerpassword
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