Jefferson Costa
Full Stack Engineer at GAIA AG
Badajoz, Extremadura, Spain
Summary
👤
Senior🎓
Top SchoolJefferson Costa is a pragmatic full stack engineer with nearly a decade of European experience and over 15 years in web development, currently building digital therapy products at Gaia AG. He combines PHP back-end expertise with front-end and UX sensibilities—recently formalized by a postgraduate degree in Web UX/UI—to deliver user-focused, maintainable platforms. Jefferson has led small teams and shipped high-impact solutions for clients like Philip Morris and public-sector bodies, and he thrives on solving complex problems with creative, detail-oriented approaches. Having worked across Portugal and Germany, he brings cross-cultural perspective to collaboration and product design, and his passion for travel informs a global view of user needs and workflows.
9 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Computer Systems Analysis, Bachelor's degree, Computer Systems Analysis at Faculdade PitagorasPostgraduate Degree, Web UX/UI, Postgraduate Degree, Web UX/UI at Universidade Europeia
English, Portuguese, Spanish
Stackoverflow
188reputation
5kreached
14answers
0questions
Github Skills (18)
laravel9
database9
codeigniter6
php6
directory-structure6
forum6
htaccess6
css6
mysql6
optimus4
exports3
javascript2
react2
nodejs2
typescript1
Programming languages (5)
Github contributions (5)
jeffersonsalvador/cnpj-extractor
Oct 2020 - Jun 2021
Contributions:25 commits, 56 pushes, 1 branch in 8 months
jeffersonsalvador/jeffersoncosta.dev
Feb 2020 - Mar 2023
personal web site
Contributions:15 pushes, 1 branch in 3 years 2 months
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