Carlos Henrique Santos

Senior Mobile Engineer | Flutter & Native iOS/Android

Salary / Daily rate

Jundiaí - Aglomeração Urbana de Jundiaí, Jundiaí - State of São Paulo, Brazil

Freelance, open to permanent contract

Skills

FlutterDartMobile Development

Languages

English

About me

Intro

Mobile engineer with 4+ years specializing in Flutter, iOS (Swift), and Android (Kotlin) development. Expert in cross-platform migration, fraud prevention systems, and IoT integrations with proven CI/CD expertise. Ready to deliver secure, high-performance mobile solutions for your business needs.

Links

Work experience

Senior Software Engineer

XP Inc.

Aug 2024 - Present

2 years 3 months

Brazil, IN 47834, USA

At XP.Inc (and related brands), I work in the Fraud Prevention squad, ensuring secure and reliable login processes. My responsibilities include maintaining and improving legacy Android and iOS codebases, migrating authentication flows from native apps to Flutter, and integrating anti-fraud mechanisms. I collaborate closely with cross-functional teams to enhance app performance and user experience while maintaining high security standards.

Senior Software Engineer

CNH Industrial

Jun 2023 - Aug 2024

1 year 3 months

Sorocaba, State of São Paulo, Brazil

• CI/CD configuration for Flutter / Android and iOS (Azure Pipelines); • Code versioning and review (Azure) • Development of new features and bug fixing (Dart-Flutter/Kotlin-Android/Swift-iOS) • Firebase: - Firestore - Remote Config • English aș a Second Language

Flutter Developer Senior

Klivo

Jan 2023 - May 2023

5 months

São Paulo, State of São Paulo, Brazil

• Integration of Google Fit and Apple Health; • Integration of Survicate and MixPanel; • Implementation of SDKs (IoT devices); • Pipeline Maintenance (Fastlane / Github Actions);

Flutter Developer

FITec

Jul 2022 - Jan 2023

7 months

Recife, State of Pernambuco, Brazil

• Integration of Stripe; • Implementation of SDKs (IoT devices); • Firebase: - Creation of Cloud functions - Database - Authentication - Notifications • CodeMagic CI/CD;

Flutter Developer

UpSoftware

Jul 2020 - Jul 2022

2 years 1 month

São Paulo, State of São Paulo, Brazil

• Applications prototyping • Offline first (using firebase + SQLite) • Implicit and explicit animations • CI/CD (CodeMagic) • Creation and maintenance of REST APIs using C# • Creation and maintenance of ERP using Delphi;


Education

EF Language Abroad

English Exchange

2022 - 2022

4 months

Universidade Paulista

Bachelor's degree

2017 - 2020

3 years 11 months

Academia do Flutter

The best place to find your next move

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