Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a frontend and mobile developer passionate about building scalable, maintainable, and testable web and mobile apps. I specialize in React, TypeScript, and Kotlin, applying modern testing practices (Jest, Playwright) and design-patterns like MVVM and Clean Architecture to deliver robust features. I thrive in product-driven teams with cross-functional collaboration, driving end-to-end ownership from ideation to delivery. My strengths include user-centered UI/UX, design systems, and mobile-first experiences, with hands-on delivery across web and mobile ecosystems.…I'm a frontend and mobile developer passionate about building scalable, maintainable, and testable web and mobile apps. I specialize in React, TypeScript, and Kotlin, applying modern testing practices (Jest, Playwright) and design-patterns like MVVM and Clean Architecture to deliver robust features. I thrive in product-driven teams with cross-functional collaboration, driving end-to-end ownership from ideation to delivery. My strengths include user-centered UI/UX, design systems, and mobile-first experiences, with hands-on delivery across web and mobile ecosystems.

André de Pinho

Front-End Developer, Web Developer, App Developer, +2





I'm a frontend and mobile developer passionate about building scalable, maintainable, and testable web and mobile apps. I specialize in React, TypeScript, and Kotlin, applying modern testing practices (Jest, Playwright) and design-patterns like MVVM and Clean Architecture to deliver robust features. I thrive in product-driven teams with cross-functional collaboration, driving end-to-end ownership from ideation to delivery. My strengths include user-centered UI/UX, design systems, and mobile-first experiences, with hands-on delivery across web and mobile ecosystems.…I'm a frontend and mobile developer passionate about building scalable, maintainable, and testable web and mobile apps. I specialize in React, TypeScript, and Kotlin, applying modern testing practices (Jest, Playwright) and design-patterns like MVVM and Clean Architecture to deliver robust features. I thrive in product-driven teams with cross-functional collaboration, driving end-to-end ownership from ideation to delivery. My strengths include user-centered UI/UX, design systems, and mobile-first experiences, with hands-on delivery across web and mobile ecosystems.

Available to hire

I’m a frontend and mobile developer passionate about building scalable, maintainable, and testable web and mobile apps. I specialize in React, TypeScript, and Kotlin, applying modern testing practices (Jest, Playwright) and design-patterns like MVVM and Clean Architecture to deliver robust features.

I thrive in product-driven teams with cross-functional collaboration, driving end-to-end ownership from ideation to delivery. My strengths include user-centered UI/UX, design systems, and mobile-first experiences, with hands-on delivery across web and mobile ecosystems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

Portuguese

Fluent

Swedish

Intermediate

English

Advanced

Work Experience

Frontend Developer - Internship at Business With Software

September 1, 2025 - Present

Hands-on experience delivering production-grade features with React, TypeScript, and Kotlin; applying Jest and Playwright testing; adhering to MVVM and Clean Architecture; contributing to scalable, robust web and mobile apps.

Frontend Developer - Consultant at Linero Tech AB

October 1, 2024 - August 31, 2025

Delivered frontend features using React, TypeScript; collaborated with cross-functional teams; improved test coverage with Jest and Playwright; supported product-driven teams and end-to-end ownership.

Android Developer at Studio Dev Sweden

January 1, 2024 - August 31, 2025

Led Android app development using Kotlin, MVVM, and Clean Architecture; integrated with backend APIs and maps; built mobile features for production apps.

Frontend Developer at OnSpot Inventory

October 1, 2023 - December 31, 2023

Developed frontend features for field-data collection app; leveraged React Native and web tech; improved performance and reliability of user flows.