Helder Santana
Senior Frontend Developer at nesto
Canada
Summary
👤
Senior🎓
Top SchoolHelder Santana is a Senior Frontend Developer with 10 years of experience building performant, reliable web applications and developer-friendly tooling across startups and enterprise platforms. He has led front-end chapters and delivered measurable wins—like a 5x reduction in core JS bundle size, atomic deployments for preview environments, and an Electron app that improved packing efficiency by 60%. Comfortable across React, TypeScript, Next.js and modern CI/CD, Helder also architects DX-focused solutions such as component libraries, Playwright E2E testing, and automated release pipelines. As a freelancer and senior engineer he’s bridged product, UX and infra concerns at companies from Deliverr and TruckMap to OANDA and FAIRLY, now contributing to Nesto Cloud’s AI-ready mortgage platform. He favors practical automation and observability—setting up logging dashboards, edge redirects, and deploy automation—to make teams faster and systems more resilient. Based in Canada and self-taught, Helder pairs a pragmatic engineering mindset with a passion for developer experience and product reliability.
10 years of coding experience
12 years of employment as a software developer
2011 English, 2011 English at International Language Academy of Canada (ILAC) - VancouverEnglish, English at International Language Academy of Canada (ILAC) - TorontoWeb Design, Web Design at Senai Santos
English, Portuguese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (61)
sms10
gsm10
gammu10
accelerometer9
sms-messages8
wifi8
plugin8
measurement7
threshold7
crossword7
nimble7
mms7
gps7
qualcomm7
usb7
Programming languages (5)
Github contributions (5)
santanamobile/megatec-emulator
Jun 2017 - Oct 2022
Contributions:4 pushes, 1 branch in 5 years 5 months
santanamobile/zabbix
May 2016 - Jan 2024
Contributions:11 pushes in 7 years 8 months
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