João Pereira
Staff Software Engineer at Somazero Lda
Porto, Porto, Portugal
Summary
👤
Senior🎓
Top SchoolJoão Pereira is a pragmatic Staff Software Engineer based in Porto with over a decade building production-grade systems across crypto, fintech and logistics. He’s driven measurable impact—leading development of blockchain ETL and public APIs that halved processing time and boosted test coverage from ~40% to 75%, and delivering cost-saving automated bidding and payment systems that multiplied paying users. Comfortable across backend services, Go, Web3 integrations and cloud storage, he couples hands-on implementation with technical roadmapping alongside founders. He also founded a small equity-management software venture that sped decision execution tenfold and delivered steady ARR, showing an operator’s instinct for product-market fit. Known for hiring and mentorship, João blends systems-level thinking with pragmatic engineering to turn complex data and compliance needs into reliable, scalable services.
11 years of coding experience
10 years of employment as a software developer
Master's degree, Master's degree at Faculdade de Engenharia da Universidade do PortoExecutive MBA, Executive MBA at Kozminski UniversityExecutive MBA, Executive MBA at Porto Business SchoolFEUP Engenharia electrotécnica e de computadores, FEUP Engenharia electrotécnica e de computadores at Faculdade de Engenharia da Universidade do Porto / FEUP
Portuguese, English, German, French, Spanish
Github Skills (18)
nodejs-application10
nodemon10
watch9
eslint9
linter9
ecmascript9
validatorjs8
javascript8
static-code-analysis8
api7
python6
jscs4
parser3
eslint-config3
template-tags2
Programming languages (2)
Github contributions (5)
madeiras/fib-retracement
May 2020 - Feb 2023
A tool for calculating fib retracement levels
Contributions:9 releases, 5 reviews, 20 commits in 2 years 9 months
pythonfiblevels
JoaoHenriquePereira/node-rust-tsp
May 2015 - Apr 2016
Contributions:6 PRs, 31 pushes, 5 branches in 10 months
travelling-salesmanrusttravellingproblemtravelling-salesman-problem
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