Wiliam Souza
Paraná, Brazil
Summary
🤩
Rockstar🎓
Top SchoolWiliam Souza is a seasoned backend engineer with 18 years of experience building high-quality, minimal-code solutions in Python and Go, with a strong focus on software design and architecture. He has led teams and shaped architectures for microservices and event-driven platforms at companies like Olist, Hash and CPQD, and built production-grade OAuth2/OpenID Connect authentication systems. His open-source contributions include improving Django OAuth Toolkit’s REST framework integration, tests and documentation—demonstrating attention to security and developer experience. Comfortable moving between hands-on coding, mentoring and technical leadership, he has driven adoption of Go across research teams and delivered scalable services in fintech and telecom domains. Based in Paraná, Brazil, he blends practical engineering with research-driven implementations, often favoring elegant, well-tested solutions over unnecessary complexity. Colleagues rely on him to turn complex requirements into maintainable systems that ship reliably.
18 years of coding experience
10 years of employment as a software developer
Software Development, Software Development at Essei/Expoente
English, Portuguese
Stackoverflow
31reputation
3kreached
1answer
0questions
Github Skills (8)
python10
oauth10
django10
rest-framework10
testing10
documentation9
android6
jsch6
Programming languages (13)
Github contributions (5)
django-oauth/django-oauth-toolkit
Jun 2013 - May 2020
OAuth2 goodies for the Djangonauts!
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits, 3 PRs, 30 comments in 7 years
Contributions summary:Wiliam primarily contributed to the Django OAuth Toolkit by implementing and testing REST framework integration. The commits include adding tests for authentication, scoped permissions, and read/write permissions within a REST framework context. Additionally, the user refactored models and documentation, adapting the application model and refining installation guides. These modifications improved the usability of the toolkit.
oauthpythondjangooauth2
wiliamsouza/playground
Mar 2011 - Sep 2022
Contributions:54 commits, 38 pushes in 11 years 8 months
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