Bjak is a technology company focused on making financial services easy, fun and more rewarding for everyone
Android Developer
Location
Portugal
Posted
6 days ago
Salary
0
Seniority
Senior
Job Description
Android Developer
BJAK
• Build and ship native Android features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted user journeys. • Turn complex financial flows into simple, fast and reliable mobile experiences. • Work closely with product, design, backend and AI engineers to take features from idea to production. • Own app quality across performance, crash rate, loading states, edge cases and release stability. • Use production feedback, analytics and customer behaviour to improve what you build after launch. • Integrate APIs, authentication, secure data handling and financial workflows with strong attention to reliability.
Job Requirements
- Strong native Android experience using Kotlin.
- Experience shipping Android apps used by real users.
- Good understanding of Android architecture, Jetpack, Coroutines, Flow and modern Android development.
- Strong product sense and care for UX, not just screens and tickets.
- Able to debug production issues and improve performance, reliability and app quality.
- Comfortable working with ambiguity and moving fast without lowering the bar.
Benefits
- Flexible working hours
- Remote work options
Related Guides
Related Job Pages
More Android Engineer Jobs
Android Developer
BJAKBjak is a technology company focused on making financial services easy, fun and more rewarding for everyone
• Build and ship native Android features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted user journeys. • Turn complex financial flows into simple, fast and reliable mobile experiences. • Work closely with product, design, backend and AI engineers to take features from idea to production. • Own app quality across performance, crash rate, loading states, edge cases and release stability. • Use production feedback, analytics and customer behaviour to improve what you build after launch. • Integrate APIs, authentication, secure data handling and financial workflows with strong attention to reliability.
• Develop and maintain Chess.com's flagship Android application to serve 185M+ global chess players with high-performance, scalable mobile experiences • Design and implement shared codebase architecture across our Android ecosystem to maximize development efficiency and code reusability • Collaborate cross-functionally with design, product management, data analytics, coaching, and titled player teams to translate business requirements into technical solutions and enhance user experience • Optimize application performance and user experience through code reviews, performance monitoring, and implementation of Android best practices • Contribute to technical architecture decisions for mobile platform scalability and maintainability as the user base grows • Maintain and improve development workflows to support rapid iteration and deployment cycles in a fully distributed team environment
• Diseñar, desarrollar y mantener aplicaciones Android nativas utilizando Java y Kotlin • Integrar y optimizar reproductores multimedia basados en ExoPlayer • Desarrollar integraciones con APIs y servicios externos mediante Retrofit • Gestionar la distribución, publicación y evolución de las aplicaciones • Implementar soluciones de monetización mediante publicidad y suscripciones • Integrar herramientas de analítica y medición para el seguimiento de rendimiento y uso • Realizar mantenimiento correctivo y evolutivo de las aplicaciones • Colaborar con equipos de producto, negocio, QA y desarrollo en entornos ágiles.
Android Software Engineer – AI Neobank App
BJAKBjak is a technology company focused on making financial services easy, fun and more rewarding for everyone
• Build and ship Android features using Kotlin. • Create clean mobile flows for insurance, payments, claims, renewals and financial services. • Work with product and design to simplify complex user journeys. • Integrate backend APIs and ensure mobile flows are stable, secure and reliable. • Improve app performance, crash rate, loading states, responsiveness and memory usage. • Use analytics, user behaviour and production issues to improve the product. • Build AI-assisted mobile experiences only where they genuinely improve the user journey.


