Guilherme Da Silva Maciel
Founder at Hemest
Ontario, Canada
Summary
👤
Senior🎓
Top SchoolFelix Maciel is a founder and software engineering manager with a decade of full-stack experience building and scaling web platforms from Brazil to Ontario, Canada. He has led engineering teams at ACTO, improving delivery through process and coding standards that measurably raised DORA metrics and client satisfaction, while coaching engineers with a servant-leadership approach. Hands-on across backend APIs, data migrations, integrations (REST/SOAP) and frontend features, he pairs practical coding skills with strategic roadmap planning and cross-functional collaboration. His background includes delivering mission-critical government systems and large migrations, and he now focuses on entrepreneurship with Hemest while continuing hands-on contract work. Pragmatic, metrics-driven, and comfortable switching between mentoring and coding, he’s known for turning messy legacy data and integrations into reliable, auditable solutions.
9 years of coding experience
8 years of employment as a software developer
INEIData Analyst IT, Data Analyst IT at UdacityCurso Web Designer, Curso Web Designer at EibinetPostgraduate Diploma Business Intelligence, Postgraduate Diploma Business Intelligence at IESBBachelor of Science (B.S.) Computer Science, Bachelor of Science (B.S.) Computer Science at UniCEUB - Centro Universitário de BrasíliaCOC
Portuguese, English
Github Skills (151)
workato10
instagram10
tray10
integrations10
automation10
clarifai10
no-code10
unicorns10
laravel10
leon10
ai10
eloquent10
typescript10
git-hooks10
voice-assistant10
Programming languages (10)
Github contributions (5)
guifelix/awesome-tasker
Jan 2019 - Apr 2021
Contributions:17 commits, 16 pushes, 3 branches in 2 years 3 months
guifelix/ulid
Apr 2022 - Mar 2025
A PHP port of ulid/javascript
Contributions:1 release, 3 PRs, 2 pushes in 3 years
php-portulidphpjavascriptidentifier
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