João Antunes
Chief Technology Officer At Sounds Good Agency at Shopsys
Oregon, Portugal
Summary
👤
Senior🎓
Top SchoolJoão Antunes is a technology leader and entrepreneur with 17 years of experience who currently serves as CTO and partner at Sounds Good Agency, steering technical vision, architecture and team growth for Shopify-focused eCommerce work. He has a track record of launching SaaS MVPs, contributing to Google-funded open-source projects early in his career, and scaling teams rapidly—growing an agency engineering team 167% while keeping zero attrition in a post-merger year. Hands-on across stacks from Python/Django and Java to Shopify integrations and self-hosted Kubernetes, he pairs pragmatic engineering with business-focused delivery and measurable client impact. A mentor and people-first manager, João built repeatable onboarding and double-loop processes that resolved chronic operational issues while preserving delivery quality. He’s driven by positive impact and growth, uniquely blending developer-level craftsmanship with strategic agency partnerships and a relationship-first culture.
17 years of coding experience
11 years of employment as a software developer
Erasmus Economy, Erasmus Economy at Università degli Studi di VeronaHighSchool Natural Sciences - Generalistic course, HighSchool Natural Sciences - Generalistic course at Escola Secundária Campos MeloMaster's degree Computer Systems Networking and Telecommunications, Master's degree Computer Systems Networking and Telecommunications at Instituto Superior Técnico
English, Italian, Portuguese
Github Skills (200)
selector10
restful10
scrollable10
playframework10
jvm10
scroll10
reactive10
requestanimationframe10
listbox10
java10
combobox10
docker10
vue-datepicker9
certificate-generation9
adobe-experience-manager9
Programming languages (13)
Github contributions (5)
joantune/rmail-shipping-REST-python-api
Apr 2019 - Sep 2020
Contributions:9 commits, 7 pushes, 2 branches in 1 year 5 months
ist-dsi/signature
Apr 2011 - Jan 2013
Contributions:28 commits in 1 year 9 months
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