Renan Chagas
Senior Backend Engineer at Polarsteps
Zaandam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolRenan Chagas is a Senior Backend Engineer based in Zaandam with over a decade of professional experience building resilient, high-performance web services and payment systems. He has repeatedly driven performance and reliability improvements—introducing Datadog APM, eliminating OOMs with server-side cursors, and cutting DB load during peak traffic by up to 60%—while mentoring teams and shaping engineering decision processes like RFCs. His background spans payments, cloud-native architectures (GCP, AWS, Kubernetes), and multi-language stacks (Python, Java, PHP, .NET), with hands-on experience from MVPs to PCI-compliant gateways. Renan combines technical leadership—leading small cross-functional teams and scoping end-to-end projects—with a practical ops mindset from years managing infrastructure and deployments. He brings an operator’s attention to observability and cost-efficiency alongside a history of rewriting or re-architecting services to meet scale and compliance needs.
11 years of coding experience
15 years of employment as a software developer
High School IT, High School IT at Centro de Tecnologia AplicadaEntrepreneurial and Small Business Operations, Entrepreneurial and Small Business Operations at 21212 Digital Accelerator
English, Portuguese
Stackoverflow
21reputation
1kreached
1answer
2questions
Github Skills (92)
dlq10
dead-letter10
pooling10
queue10
letter10
cli9
python9
searching9
updater9
dataclasses8
async8
aiohttp8
client-server8
aws8
tantivy8
Programming languages (7)
Github contributions (5)
renanvieira/music-management
Jan 2019 - Aug 2020
Contributions:26 PRs, 34 pushes, 5 branches in 1 year 7 months
renanvieira/phoenix-letter
Nov 2018 - Dec 2022
CLI to bring your messages back from SQS Dead Letter Queues.
Contributions:13 releases, 3 reviews, 90 commits in 4 years 1 month
golangpythondlqdead-letterphoenix-letter
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