Mobile App Android Developer (Kotlin)

TL;DR

Mobile App Android Developer (Kotlin): Design and develop native Android applications for personalized digital experiences worldwide with an accent on secure authentication, cloud integrations, and high-performance mobile apps. Focus on implementing membership flows with Auth0, REST APIs, and scalable architecture using MVVM/MVI patterns.

Location: Kraków/Remote applicable in Poland, Latam, MD/RO

Company

Outsourcing company delivering digital solutions for global clients.

What you will do

• Design and develop native Android applications
• Implement secure authentication and membership flows using Auth0
• Integrate apps with cloud-based services and REST APIs
• Collaborate closely with Product, UX, and Backend teams
• Ensure high performance, reliability, and scalability of the app
• Develop and maintain clean, reusable, testable Kotlin code
• Participate in CI/CD deployment pipelines for Android

Requirements

• Commercial experience building native Android applications in Kotlin
• Understanding of modern architecture patterns (MVVM, MVI)
• Experience integrating REST APIs and secure authentication workflows
• Familiarity with writing automated unit and UI tests (Espresso)
• Ability to work with CI/CD pipelines for Android (Play Store)
• Experience with performance optimization and mobile debugging tools
• Strong problem-solving with product-driven thinking

Nice to have

• Knowledge of analytics (Amplitude, Braze) or push notifications
• Experience with infrastructure tools (Terraform, Cloudflare)
• Familiarity with cloud platforms (AWS, serverless)
• Understanding of secure storage, certificates, Keystore
• Experience with load/stress testing for mobile APIs
• Cross-platform performance considerations (Web + Native)

Culture & Benefits

• Flexible employment and remote work (Poland, Latam, MD/RO)
• Work with latest technologies on international projects
• Non-corporate relaxed atmosphere, no dress code
• Language classes, internal/external trainings, skill centers (Poland, MD/RO)
• Private healthcare, multisport card, well-being initiatives (varies by region)