Rafael Herrera
Software Engineer at Upwork
Santo Domingo, Distrito Nacional, Dominican Republic
Summary
👤
Senior🎓
Top SchoolRafael Herrera is a Software Engineer with nine years of experience building mobile-first and full SDLC projects, currently contributing at Toptal and Belk while freelancing as a React Native developer. He brings hands-on expertise across junior-to-senior roles at GBH and Newtech, pairing front-end mobile development with data-informed problem solving from an earlier data analyst role. Based in Santo Domingo, he focuses on apps that deliver positive societal impact and improved human experiences. Rafael’s background in software engineering and technical IT training gives him strong delivery discipline and cross-functional collaboration skills. He’s comfortable shipping production mobile apps and iterating quickly as a freelance and remote contributor across international teams. An attention to practical business value distinguishes his approach—solving real user problems rather than just building features.
9 years of coding experience
3 years of employment as a software developer
English Interpreter English, English Interpreter English at Real American LearningBachelor's degree Software Engineering, Bachelor's degree Software Engineering at Instituto Tecnológico de Santo DomingoTécnico en Informática Information Technology, Técnico en Informática Information Technology at Liceo Técnico Salomé Ureña
Spanish, English, Japanese
Github Skills (29)
react-native9
ios9
cross-platform9
android9
react9
mobile8
notification7
data-structures6
firebase6
native-module6
local-notifications6
mobile-development6
cpp5
gatsbyjs5
react-native-module5
Programming languages (5)
Github contributions (5)
RZzero/AlgorithmsLib
Dec 2017 - Jan 2023
Algorithms repo of my competitive programming and interview prep journey
Contributions:209 commits, 119 PRs, 179 pushes in 5 years 2 months
cppinterview-prepjourneycompetitive-programmingdata-structures
RZzero/FitMap
Dec 2016 - Feb 2018
Contributions:30 pushes, 3 branches in 1 year 2 months
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