José Ferreira
Senior Software Engineer at Ambush
Rio de Janeiro, Brazil
Summary
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SeniorJosé Ferreira is a Senior Software Engineer based in Rio de Janeiro with nearly a decade of experience building scalable web and mobile systems for fintech and global payments clients. He specializes in frontend and full‑stack work (React, Next.js, Node.js) while also designing serverless backends (Python + Snowflake) and improving CI/CD and E2E reliability with tools like Playwright. At Ambush he leads hiring and mentorship efforts—running an internal training program, conducting 100+ technical interviews, and authoring company-wide challenges—while contributing to high‑traffic merchant back‑office and enterprise checkout platforms. He’s pragmatic about performance, having optimized geolocation visualizations for low‑end hardware and slow connections, and comfortable bridging product and engineering as a Scrum Master and technical maintainer.
9 years of coding experience
English, Portuguese
Github Skills (45)
javascript9
open-source9
azerothcore9
vtt9
csharp8
character-sheet7
styled-components6
cors6
que5
react5
rio5
accessibility4
react-native4
bitcoin4
tinder4
Programming languages (3)
Github contributions (5)
codeferreira/steam-redesign
Oct 2022 - Nov 2022
Contributions:35 commits, 10 pushes, 1 branch in 4 days
codeferreira/Gira-Chat
Jan 2020 - Nov 2022
A realtime chat
Contributions:2 PRs, 6 pushes, 5 branches in 2 years 10 months
realtimereactrealtime-chatsocket-iochat
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