Helder Bertoldo
Tech Lead at Bradesco
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolHelder Bertoldo is a Tech Lead based in São Paulo with 11 years of experience building and scaling cloud-native web platforms and teams across fintech, gaming, and enterprise sectors. He designs and implements microservices architectures (Node.js, NestJS, Kafka), led migrations from Heroku to AWS using Terraform, and improved reliability and delivery velocity through CI/CD, observability, and test automation. At Rei do Pitaco and Sanus he drove measurable business impact—supporting 10k+ concurrent users, cutting latencies and CAC, and reducing MTTR and delivery delays through engineering standards and metrics. A hands-on leader and mentor, he has grown teams from handfuls to dozens while embedding DevOps practices and Scrum to raise productivity and code quality. He combines strong product awareness with executional discipline, often translating performance and infrastructure work directly into cost and revenue improvements.
11 years of coding experience
9 years of employment as a software developer
Bachelor's Degree in Computer Science, Bachelor's Degree in Computer Science at Universidade Federal de Juiz de Fora
Portuguese, English
Stackoverflow
2,794reputation
200kreached
19answers
12questions
hibernate
top-5%
nestjs
top-5%
json
top-5%
swagger
top-5%
Github Skills (200)
dynamic-forms10
vala10
ubuntu10
tslint10
todoist10
browser10
api10
dock10
decorator10
nodejs10
mongodb10
cordova10
desktop10
human-interface10
oracle10
Programming languages (17)
Github contributions (5)
btd1337/urutau-icons
Dec 2016 - Nov 2019
The most complete package of icons for third-party applications with elementary OS design
Contributions:4 releases, 99 commits, 2 PRs in 2 years 11 months
third-party-applicationselementary-ospartyelementarygtk
btd1337/icons-missing-script
Jun 2019 - Jan 2021
Contributions:22 commits, 1 PR, 24 pushes in 1 year 8 months
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