Sérgio Nunes
Senior Principal Engineer at Talkdesk
Lisbon Metropolitan Area Portugal
Summary
🤩
Rockstar🎓
Top SchoolSérgio Nunes is a Senior Principal Engineer based in Lisbon with 13 years of experience designing and shipping high-scale backend systems, distributed architectures, and real-time streaming applications. He has held senior technical and leadership roles at Talkdesk and Zendesk, routinely working with Scala, Akka, Kafka, Kubernetes and cloud-native patterns to drive resilient services in production. His hands-on background spans infrastructure, platform and application layers— from Java-era enterprise systems to modern microservices and container orchestration. An active contributor to open-source tooling, he added project-level role management to Zendesk’s popular Samson deployment UI, showing attention to both backend correctness and user-facing reliability. Known for blending deep technical execution with pragmatic testing and automation, he focuses on solving operational complexity rather than just adding features.
13 years of coding experience
10 years of employment as a software developer
Information Systems and Computer Engineering Degree, Computer Science, Programming and Information Systems, Information Systems and Computer Engineering Degree, Computer Science, Programming and Information Systems at Instituto Superior Técnico
Github Skills (15)
ruby10
minitest10
rspec10
ruby-rails10
rails10
unit-test10
testing10
angularjs9
javascript9
cd8
continuous-deployment8
cicd8
continuous-delivery8
kubernetes-pods7
kubernetes7
Programming languages (6)
Github contributions (5)
zendesk/samson
May 2015 - Jan 2016
Web interface for deployments, with plugin architecture and kubernetes support
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:63 commits, 54 PRs, 196 pushes in 8 months
Contributions summary:Sérgio contributed to the implementation of project-level roles within the `samson` deployment interface, adding features for managing user access. Their work included modifying controllers, creating and modifying test files, and updating JavaScript code for the UI. The user's commits highlight a focus on both backend logic changes and ensuring the reliability of the new features through comprehensive testing. The user also made code review changes and applied suggested style modifications.
continuous-deploymentplugin-architectureweb-interfacedeploymentdocker
sbrnunes/commits_viewer
Sep 2019 - Oct 2021
Contributions:1 PR, 17 pushes, 1 branch in 2 years 1 month
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