João de Carvalho
Senior Web Developer at Maestrus.com
Ubiratã, Paraná, Brazil
Summary
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SeniorJoão De Carvalho is a CTO and seasoned backend engineer with 12 years of experience building and scaling bootstrapped SaaS platforms from the ground up. He is a Python/Django specialist and full-stack developer who led Maestrus.com through end-to-end architecture, automated deployments, disaster recovery, and multi-layer caching while managing a fully remote team since 2015. His career spans BI, Java, C#/.NET and Delphi projects, giving him a pragmatic edge in integrating legacy systems with modern web services. Known for solving software bottlenecks and optimizing hardware usage, he combines hands-on technical depth with resilient product-focused leadership. Based in Paraná, Brazil, he pairs a developer’s attention to infrastructure detail with founder-level endurance and long-term operational responsibility.
12 years of coding experience
Github Skills (21)
rio9
django8
deprecated8
voc8
tooltips7
python7
react6
api6
avatar6
php5
ellipsis5
css5
npm5
javascript5
typescript4
Programming languages (3)
Github contributions (5)
joao-bjsoftware/joao-bjsoftware.github.io
Aug 2015 - May 2016
Contributions:273 pushes in 9 months
reactweb-application
jdcarvalho/python-focusnfe
Nov 2019 - Dec 2022
Python FocusNFE binding
Contributions:41 commits, 2 PRs, 13 pushes in 3 years 1 month
python
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