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lucas_jonatha

Lucas J

@lucas_jonatha

Senior App Developer

Estados Unidos
Inglés
Parte de la información aparece en idioma inglés.
Sobre mí
I'm a Senior App Developer specializing in building modern, scalable, and high-performing mobile applications. I develop cross-platform and native apps with a focus on clean user experiences, reliable backend systems, and secure data management. I handle complete applications from concept to deployment and maintenance.... Lee más

Habilidades

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lucas_jonatha
Lucas J
desconectado • 
Tiempo medio de respuesta: 1 hora

Revisa mis servicios

Desarrollo de multiplataforma
I will do mobile app development ios app android app flutter app development
DeUSD 100 / proyectoMás información
Aplicaciones Full Stack Web
I will software development, front end backend developer, full stack developer
DeUSD 80 / proyectoMás información

Experiencia laboral

Upwork

Senior App Developer

Upwork • Freelance

Jan 2022 - Present • 4 yrs 9 mos

Designed and developed modern Android and iOS applications for startups and businesses using Flutter and React Native. Built scalable backend systems with Node.js and Python, integrated third-party APIs like Stripe and Firebase, and managed PostgreSQL and MongoDB databases. Published and maintained applications on Google Play and Apple App Store while working directly with clients to meet business requirements.

Toptal

Full Stack & Mobile Developer

Toptal • Freelance

Jun 2020 - Dec 2021 • 1 yr 6 mos

Developed mobile and web interfaces using Flutter, React Native, and TypeScript. Created backend APIs with Node.js and Python, optimized database queries, and integrated payment systems and authentication services. Converted Figma designs into functional interfaces and assisted businesses with application deployment, performance optimization, and technical support in a collaborative environment.