Mário Santos
Software Engineer at PicPay
Minas Gerais, Brazil
Summary
👤
Senior🎓
Top SchoolMário Santos is a pragmatic software engineer with 8 years of experience building scalable, production-grade systems across backend and full-stack roles, currently shaping communication services at PicPay. He has hands-on expertise in Go, TypeScript, React, NestJS, Kubernetes and CI/CD, and has improved system observability and performance by introducing Dynatrace and automated testing for high-traffic sites. Notable outcomes include standardizing a codebase used by 60k daily users, architecting electronic agreements that raised scalability by 45%, and cutting deployment friction with CI/CD and tests that boosted delivery efficiency by 50%. He mentors junior engineers, accelerating onboarding and raising code quality, and has spoken on blockchain—showing a blend of practical impact and interest in emerging tech. Open to relocation or remote roles, he maintains a public GitHub with project examples for those who want to review his code.
8 years of coding experience
4 years of employment as a software developer
High School, High School at Professor Pinheiro CamposStudying English, Studying English at Fox EnglishBachelor of Arts - BA, Product Design, Bachelor of Arts - BA, Product Design at Universidade do Estado de Minas GeraisUnicesumarBootcamp, Ignite, Bootcamp, Ignite at Rocketseat
English, Portuguese
Stackoverflow
59reputation
3kreached
3answers
2questions
Github Skills (107)
social-share10
react-native9
ios9
uwp9
react9
android9
jwt8
validation8
authentication8
drag8
campus8
oauth8
cross-platform8
conventions8
fitness7
Programming languages (6)
Github contributions (5)
mariosantosdev/FitManager-server
Nov 2021 - Dec 2021
REST API built with NodeJS, TypeScript, Express to the app FitManager
Contributions:60 commits, 6 PRs, 47 pushes in 1 month
nodemailerexpressfitfitness-appcors
mariosantosdev/FitManager
Aug 2020 - Jan 2022
A React-Native app that manager and monitoring the fitness life style.
Contributions:1 release, 8 PRs, 32 pushes in 1 year 5 months
reactreact-nativenative-appfitnesslife-style
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