We are:
Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.
With the right people and the right ideas, there’s no limit to what we can achieve
Are you a fit?
Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:
Key Responsibilities
- Design, build, and maintain advanced Android applications using Kotlin (and/or Java).
- Collaborate with product managers, designers, and backend engineers to deliver
- seamless, user-centered features.
- Participate in architectural discussions, contributing to technical decisions and long-term
- platform evolution.
- Ensure the quality, performance, and security of mobile applications through automated
- testing and best practices.
- Conduct code reviews and share knowledge to maintain high engineering standards.
- Mentor and support junior engineers, helping them grow their technical and
- collaborative skills.
- Stay up to date with Android ecosystem updates, tools, and industry trends, and bring
- fresh ideas into the team.
Must-have Skills
- Demonstrated professional experience (5+ years) developing Android applications, with
- Kotlin as the primary language.
- Sound understanding of Android SDK, Android Jetpack components, and mobile
- architecture patterns (e.g., MVVM, MVI, Clean Architecture), with a deep proficiency in
- the modern Kotlin stack, including Kotlin Coroutines and Flow for asynchronous
- operations, Ktor for networking, SQLDelight for local persistence, and Koin for
- dependency injection.
- Experience with RESTful APIs, GraphQL, or gRPC to connect Android apps with backend
- services.
- Proven ability in debugging, troubleshooting, and optimizing mobile performance.
- Familiarity with CI/CD tools and mobile release processes (Google Play, testing
- frameworks).
- Clear communication skills and ability to collaborate effectively within a diverse
- engineering team.
Nice-to-have:
- AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.
- Experience with iOS development or cross-platform frameworks (e.g., Flutter, React
- Native, Kotlin Multiplatform).
- Familiarity with .NET Framework or .NET Core, enabling collaboration with backend
- teams.
- Exposure to Agile methodologies such as Scrum, with an understanding of iterative and
- collaborative development practices.
- Hands-on experience with modern UI development approaches such as Jetpack
- Compose.
- Familiarity with reactive programming (Coroutines, Flow, RxJava).
- Experience with containerization and orchestration tools (Docker, Kubernetes) in a
- mobile DevOps environment.
- Knowledge of cloud-based mobile services (Firebase, AWS Amplify, Azure).
- Understanding of security best practices for mobile applications, including
- authentication and data protection.
- Experience in regulated industries (finance, healthcare, energy) and with compliance
- standards.
- Recognition, awards, or other professional accomplishments.
What we offer:
- A High-Impact Environment
- Commitment to Professional Development
- Flexible and Collaborative Culture
- Global Opportunities
- Vibrant Community
- Total Rewards
*Specific benefits are determined by the employment type and location.
Find out more about our culture here.
Key Skills
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- Posted
- Jan 28, 2026
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Greater Barcelona Metropolitan Area
- Company
- Wizeline
Industries
Categories
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