Josefina Terrera
Senior Technical Lead at Hemaka (Freelance / Contract)
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolJosefina Terrera is a Senior Technical Lead and front-end specialist with 11 years of experience building high-quality, user-focused websites and apps, currently based in San Francisco. She combines deep browser-standards knowledge (HTML, SVG, CSS, Vanilla JS) with modern TypeScript and React expertise, favoring functional and reactive styles to write clean, maintainable code that scales. Josefina has a track record of delivering under tight deadlines across both agency and product teams, shepherding projects from concept to deployment while mentoring junior engineers. She’s comfortable across CMS platforms (Webflow, WordPress, GraphCMS), GraphQL, and relational databases, which lets her bridge design, content, and engineering effectively. Drawn to technical challenges, she’s actively exploring TypeScript and functional programming patterns to improve long-term code quality. Her background in legal studies and translation gives her an uncommon advantage in clear documentation and cross-functional communication.
11 years of coding experience
10 years of employment as a software developer
Bachelor's degree, Legal Studies - Environmental Issues, Bachelor's degree, Legal Studies - Environmental Issues at Florida Gulf Coast UniversityFront-End Web Developer, Front-End Web Developer at UdacityLaw, Law at University of Buenos Aires
Spanish, English, French, Greek
Github Skills (32)
ionic9
frontend9
angular8
react8
plugin8
vue8
ios8
javascript8
mobile8
ui-components8
seo7
css7
wordpress7
progressive-web-apps7
typescript7
Programming languages (3)
Github contributions (5)
joseterrera/tic-tac-toe-typescript-react
Aug 2018 - Dec 2020
A project that explores functional programming, typescript, and monads, using https://github.com/babakness/soultrain, a functioal library that has types.
Contributions:12 commits, 10 pushes, 1 branch in 2 years 5 months
functional-programmingmonadstypescriptjavascriptmaybe-monad
joseterrera/Clarisimo
Jan 2017 - Jul 2018
Contributions:11 pushes, 1 branch in 1 year 5 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.