Renan Ferreira
São Paulo, Brazil
Summary
🤩
Rockstar🎓
Top SchoolRenan Ferreira is a senior software engineer with 13 years of experience building web and mobile applications, currently focused on Web3 and blockchain platforms. At Input Output (IOHK) he designed mobile wallet architectures using domain-driven design and SOLID principles, introduced CI/CD and testing practices, and implemented a React Native native module for cryptography with Rust and Secure Enclave integration. He has a strong front-end pedigree—contributing UI components and Storybook work to the Daedalus ADA wallet—and a history of improving developer workflows and modularization at companies like Chili Piper and Zalando. Based in São Paulo, Renan blends hands-on implementation with systems thinking, from performance and PCI-compliant payments to cryptographic isolation. An understated strength is his ability to translate research-grade blockchain requirements into pragmatic, production-ready mobile tooling and UI toolkits.
13 years of coding experience
12 years of employment as a software developer
Bacharel em Sistemas de Informação, Computer Science, Bacharel em Sistemas de Informação, Computer Science at UNIESP
Portuguese, English
Stackoverflow
5reputation
937reached
2answers
4questions
Github Skills (18)
javascript10
storybook10
ui-design10
uid10
front-end-development10
react10
typescript9
typescript-types9
typescripts9
css8
mobx8
cryptocurrency7
html6
foreign-keys6
entity-framework6
Programming languages (8)
Github contributions (5)
input-output-hk/daedalus
Aug 2021 - Jul 2022
The open source cryptocurrency wallet for ada, built to grow with the community
Role in this project:
Front-end Developer
Front-end DeveloperContributions:187 reviews, 164 commits, 42 PRs in 10 months
Contributions summary:Renan primarily worked on the Daedalus cryptocurrency wallet's front-end, making contributions to UI components and Storybook stories for documentation and testing. They fixed a TypeError related to the amount calculation in the Wallets storybook, and refactored the discreet mode features, including creating components to hide sensitive data. The user also updated and refactored existing storybook stories, including those for transactions and legacy wallets, and addressed accessibility issues like fixing the topbar.
adablockchainwalletplutuscryptocurrency-wallet
renanvalentin/react-analytic
Jun 2016 - Jul 2016
Contributions:48 commits, 2 PRs, 23 pushes in 22 days
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