MatheusĀ Marins
Senior Android Engineer at PicPay
Rio de Janeiro, Brazil
Summary
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Top SchoolMatheus Marins is a Senior Android Engineer based in Rio de Janeiro with 10 years of mobile development experience focused on Java and Kotlin. He has led squads and shipped production Android apps at fintechs like PicPay and Dock, including architecting a Kotlin Multiplatform app for card capture. Known for combining hands-on coding with team coaching, he drives technical decisions, reviews, and publishes Play Store updates while improving developer skills through feedback. His background includes building payment-focused Android services and POS integrations (muxiPAY) that bridge app and hardware ecosystems. Trained with a Computer Science degree from Universidade Federal Fluminense and an Android Kotlin Nanodegree from Udacity, he blends formal education with practical, product-driven delivery. Colleagues describe him as a pragmatic engineer who thrives on solving payments challenges end-to-end and mentoring peers.
10 years of coding experience
4 years of employment as a software developer
Bacharelado, CiĆŖncia da ComputaĆ§Ć£o, Bacharelado, CiĆŖncia da ComputaĆ§Ć£o at Universidade Federal FluminenseNanodegree Program, Android Kotlin Developer, Nanodegree Program, Android Kotlin Developer at Udacity
English, Portuguese
Stackoverflow
21reputation
642reached
0answers
1question
Github Skills (12)
jetpack-compose9
compose8
jetpack7
android7
kotlin7
xgboost6
machine-learning6
early-stopping6
cross-validation6
declarative-ui4
chat1
java1
Programming languages (2)
Github contributions (5)
m4theuslim4/m4theuslim4
Feb 2021 - Jan 2022
Contributions:5 commits, 11 pushes, 1 branch in 11 months
lim4th3us/udacity-capstone
Jan 2021 - Mar 2021
Final project of nanodegree android kotlin developer
Contributions:20 PRs, 77 pushes, 19 branches in 2 months
kotlinkotlin-androidnanodegreeandroid
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