Oscar Franco
Freelance Software Engineer at Mozilla
Cochabamba, Cochabamba, Bolivia
Summary
🤩
Rockstar🎓
Top SchoolOscar Franco is a freelance software engineer with 11 years of experience building high-performance mobile and native integrations, currently contributing at Mozilla and maintaining widely used React Native open-source libraries. He combines systems-level expertise in C++, Swift, Kotlin, Rust and TypeScript with practical product work—shipping SDKs and apps for clients worldwide and helping companies like Lucra, Prisma and CAPMO bridge native and JS layers. Notable open-source work includes implementing Node-style crypto in react-native via C/C++ JSI and bringing libSQL to React Native, demonstrating deep skills in cryptography and native bindings that most app developers don’t tackle. Based in Cochabamba, Bolivia, he pairs consultancy agility with a track record of leading teams and shipping at scale, including a 20M-user app re-architecture and multiple fast-turn SDK deliveries.
11 years of coding experience
14 years of employment as a software developer
Bachelor's degree Systems Engineering, Bachelor's degree Systems Engineering at Universidad Mayor de San Simón
English, Spanish, German
Stackoverflow
5,946reputation
611kreached
120answers
100questions
javascript
top-5%
image
top-5%
react-native
top-5%
Github Skills (25)
javascript10
c-language10
react-native10
decryption10
typescript10
openssl10
cryptography10
fetch10
typescript-types10
typescripts10
cprogramming-language10
encryption10
image9
nodejs9
react9
Programming languages (20)
Github contributions (5)
OP-Engineering/link-preview-js
Aug 2018 - Jan 2023
⛓ Extract web links information: title, description, images, videos, etc. [via OpenGraph], runs on mobiles and node.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:13 releases, 17 reviews, 181 commits in 4 years 5 months
Contributions summary:Oscar primarily focused on updating dependencies and fixing security warnings, demonstrating a focus on maintaining the project's health. They also contributed to implementing new features by adding features like different languages, and proxy urls. Finally, the user refactored the project from Javascript to Typescript, showcasing a commitment to code quality and maintainability.
videoslinksafarifirefoxcors
margelo/react-native-quick-crypto
Jun 2022 - Jul 2022
⚡️ A fast implementation of Node's `crypto` module written in C/C++ JSI
Role in this project:Back-end Developer
Back-end DeveloperContributions:13 reviews, 35 commits, 8 PRs in 1 month
Contributions summary:Oscar's contributions primarily revolve around the implementation of cryptographic functionalities for React Native using C/C++ JSI. The user fixed compilation issues by correcting file paths and worked on updating and implementing cipher functionalities, specifically focusing on the publicEncrypt API. The user also implemented functions related to signing and verifying data using cryptographic primitives. The commits indicate expertise in cryptography implementation and integration within a React Native environment.
cryptographyreactcppjsimaths
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