William De Souza
Software Engineer Team Lead at Luizalabs
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolWilliam De Souza is a seasoned software engineering leader with 11+ years of hands-on experience and a decade as a Tech Lead/Coordinator driving payments, finance and regulatory systems in Brazil. He specializes in event-driven architectures, migrations from monoliths to microservices, high-availability APIs and CQRS solutions using Kafka, ElasticSearch and MySQL, and is fluent in Java, Kotlin and Ruby. As a people-first team lead he pairs measurable career development (PDI, skills mapping, feedback 360) with wellbeing practices like 1:1s and Happiness Radar to sustain multidisciplinary teams across backend, frontend, QA and product. He has led products in payment acquires, recurring payments and financial reconciliation, navigating churn, layoffs and acquisitions while preserving delivery and observability via New Relic, Grafana and Splunk. Known for guarding processes and ceremonies, he balances rigor in incident response and post-mortems with pragmatic MVP-driven delivery. Based in São Paulo, he brings a practical blend of technical depth and human-centered management shaped by Management 3.0 and agile leadership training.
11 years of coding experience
18 years of employment as a software developer
Bachelor's degree, Ciência da Computação, Bachelor's degree, Ciência da Computação at Universidade São MarcosPostgraduate's degree, Projeto de aplicações orientadas a objeto com ênfase em Java, Postgraduate's degree, Projeto de aplicações orientadas a objeto com ênfase em Java at Faculdade de Informática e Administração Paulista - FIAP
English
Github Skills (12)
sens10
browser8
cart8
validation8
javascript7
zeplin5
ruby3
user-interface2
graphical-user-interface2
elasticsearch1
kafka-connect1
kafka1
Programming languages (2)
Github contributions (5)
wirecardBrasil/bank-account-validator-js
Jun 2016 - Dec 2017
Validador de contas bancárias brasileiras em JavaScript
Contributions:10 commits, 4 PRs, 7 pushes in 1 year 5 months
javascriptvalidadorvalidation
willmiranda/intellij-settings
Sep 2016 - Jan 2019
Contributions:101 pushes, 1 branch in 2 years 4 months
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