Luís Simas
CEO CTO Senior Fullstack at Ratto Software
Rio de Janeiro, Brazil
Summary
👤
Senior🎓
Top SchoolLuís Simas is a seasoned software leader and hands-on full-stack engineer with over two decades of development experience and 11 years in senior leadership roles, currently serving as CEO/CTO of Simasoft in Rio de Janeiro. He specializes in modernizing legacy systems into cloud-native, DDD-driven microservices using .NET Core, Java EE, Kubernetes, Docker and Google Cloud Run, consistently improving operational efficiency and reducing costs. Luís combines strategic delivery oversight with technical mentoring, upskilling teams in Redis, CI/CD and emerging AI/ML integrations while sustaining high-impact enterprise projects across finance, education and utilities. A longtime practitioner since the mid-1990s, he pairs practical infrastructure knowledge (from hands-on support to Lotus Notes and Oracle tuning) with contemporary architecture patterns. He also contributes to the developer community as an author and editorial coordinator, bringing an uncommon mix of product-minded leadership and deep legacy-to-cloud migration expertise.
11 years of coding experience
1 year of employment as a software developer
Pontifical Catholic University of Rio de JaneiroEstácio de Sá University
inglês - intermediário
Stackoverflow
597reputation
592kreached
11answers
0questions
razor
top-5%
Github Skills (100)
asp-net-core10
asp-net10
javascript10
bootstrap10
css10
sass10
razor9
linux9
html9
brasil9
backend9
responsive9
guava9
java9
nodejs9
Programming languages (8)
Github contributions (5)
gabrielsimas/IndoAsCompras
Jan 2017 - Sep 2018
Domain-Driven Design With .NET Core With Visual Studio 2015, NHibernate, Entity Framework, ASP.NET MVC, AngularJS and Others Frameworks Through a shopping list system. Soon Domain-Driven Design With .NET Core and Visual Studio Code
Contributions:6 PRs, 10 pushes, 7 branches in 1 year 8 months
entityunit-of-workshopping-listdomain-drivenentity-framework
gabrielsimas/e-commerce-angular
Jun 2021 - Jan 2022
Contributions:49 pushes, 2 branches, 3 issues in 7 months
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