Nazareno Costa
Backend Cloud Developer at Velv
Lisbon, Lisbon, Portugal
Summary
👤
Senior🎓
Top SchoolNazareno Costa is a Backend Cloud Developer with over 10 years of experience building resilient, event-driven systems and migrating legacy workflows to cloud-native architectures. He specializes in AWS serverless patterns using CDK and TypeScript, and pairs that with Node.js, Python, Go and MongoDB to deliver low-latency, maintainable services. At PostNL and Velv he architected logistics systems that span IoT integrations, event aggregation, GDPR audit trails and multi-environment IaC—achieving measurable wins like a 92% search latency reduction. He’s pragmatic about reliability, observability and testable code, having established monorepo standards, extensive test suites and OpenTelemetry tracing in production. Comfortable across backend and DevOps boundaries, he often combines advanced database aggregation with distributed caching to solve hard performance problems. Based in Lisbon, he brings a hands-on engineering approach that favors long-term operational value over short-term hacks.
10 years of coding experience
6 years of employment as a software developer
Estácio de Sá University
Portuguese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (13)
immigration7
nlp4
searchbar4
python4
layout3
selectable3
chatbot3
async2
angular2
ionic2
ionic-framework2
api2
ion-select1
Programming languages (3)
Github contributions (5)
nazarenoc/Angular2
Mar 2016 - Apr 2016
Contributions:6 commits, 5 pushes, 1 branch in 4 days
nazarenoc/notifier
May 2016 - Feb 2017
Contributions:2 pushes, 1 branch in 9 months
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