Marcelo Glasberg
Senior Software Engineer
Full stack • Mobile • Web
Professional
Please see my LinkedIn.
I've created and launched mobile apps for American startups such as Parkside, Kalshi and Pid, for both iOS and Android. I have also lots of experience with web and backend, and working at Fintechs.
Academic
I graduated from ITA, the very top engineering university in Brazil, founded by MIT professors.
Technologies
- React / React Native (Android and iOS mobile apps, and web)
- Dart / Flutter (Android and iOS mobile apps, web and Desktop)
- Android native in Java / Kotlin. iOS native in Swift
- AppStore and Google Play. Approving and launching apps
- JavaScript / Typescript. HTML / CSS. jQuery. Next.js. Web apps. Angular. SPA
- Java, Hibernate / JPA, JUnit, Mockito
- Python, C++ (past experience)
- SQL, MySQL, PostgreSQL, NoSQL
- Analytics. A/B testing. Performance monitoring and error tracking
- UI/UX. HCI and UX research. Figma. Affinity Photo. Design language and system. Rtl languages
- Amazon Lambda, S3, DynamoDB, IAM, Cognito
- Google Firebase, Cloud Firestore, Google Cloud Storage, Cloud Functions, PubSub, BigQuery
- REST, GraphQL, gRPC. API design / Networking
- Microservices. Distributed Systems. Kubernetes. Docker. Kafka. Load balancing.
- Clean Code. Testable code. Quality. SOLID. Design Patterns
- TDD (Test Driven Development), Unit testing, Integration testing
- BDD (Behavior-Driven Development), Technical debt management
- Back-end simulation for integration tests
- Agile. Kanban. CI/CD. Git, GitHub. Jira
- Software architecture. System design. Documentation
- Cryptography. Immutable data structures
- Performance optimization and reliability
- Debugging and Profiling
- Online payments. Fintech. KYC. Trading Systems. Stock market. Cryptocurrencies
- Localization and internationalization
- Plugin development for the IntelliJ IDE and VS Code
- AI and prompt engineering
- Mentoring / Coaching. Remote teams
- Excellent communication skills and technical writing
My Code
- GitHub - lots of open source repos
- npm - 2 packages
- pub.dev - 15 packages
- StackOverflow - 30,350+ points
Open Source Projects
Despite a significant portion of my coding projects being proprietary, there's an extensive body of my work that is open source. This collection, spanning a broad spectrum of topics, testifies to my versatile software development expertise.
- TypeScript / JavaScript
- Easy BDD Tool — Developer-centric behavior-driven development.
- React / React Native:
- Async Redux — Redux state management, for React.
- Same App Different Tech — The same app implemented with different tech stacks.
- Dart:
- Fast Immutable Collections (FIC) — Immutable data structures
- BDD Framework — Developer-centric behavior-driven development, for Dart/Flutter.
- Weak Map — Memoization and weak-references
- Matrix4 Transform — Math package
- Flutter:
- Async Redux — Redux state management without the boilerplate, for Dart/Flutter
- Provider for Redux — Lets you use Provider with Redux
- I18n Extension — Internationalization and localization
- Align Positioned — Layout
- Network to File Image — Image handling
- Image Pixels — Image processing
- Back Button Interceptor — Android navigation
- Indexed List View — UI/UX
- Animated Size and Fade — UI/UX
- Assorted Layout Widgets — UI/UX
- Themed — UI/UX
- Java / Kotlin:
- Hibernate Inspections Plugin for IntelliJ (GitHub) 35,600+ Downloads since 2015
- Marcelo's Flutter/Dart Essentials Plugin for IntelliJ (GitHub) 1,100+ Downloads since June 2023
My Patents
I am the sole inventor of the following patents, and I filed them myself in the USPTO.
- US7596530B1 - United States Patent and Trademark Office (USPTO) — Cryptography for payments
- US7917437B1 - United States Patent and Trademark Office (USPTO) — Cost reduction for payments
Technical Writing
I wrote Google's official Flutter documentation on layout rules:Also published here:
- English version - The Advanced Layout Rule Even Beginners Must Know
- Russian version - Правила компоновки во Flutter, которые должен знать каждый
- Turkish version - Herkesin Bilmesi Gereken Temel Layout Kuralları
- Portuguese version - A Regra de Layout Avançado que até Iniciantes Devem Saber
The article's catchphrase, "Constraints go down, Sizes go up, Parent sets position" has been featured on mugs sold at Flutter conventions.
Articles
- A new BDD tool for TypeScript, JavaScript and Dart (and a practical BDD Tutorial)
- Async Redux: Flutter's non-boilerplate version of Redux
- i18n? Mind-blowing Easy Translations and Internationalization for Flutter
- Announcing FIC: Fast Immutable Collections
- The New Way to create Themes in your Flutter App