Mid-Level Android Developer
Summary
Mid-level Android Developer needed in Brazil to build and maintain mobile apps using Kotlin and KMM. Responsibilities include feature development, performance optimization, and integration with backend services.
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Mid-Level Android Developer based in Brazil.
Join a collaborative technology team focused on building high-quality mobile applications that deliver seamless and intuitive user experiences. As a Mid-Level Android Developer, you will design, develop, and maintain Android applications using Kotlin, contributing to solutions that meet both business objectives and user needs. You will work closely with cross-functional teams to implement new features, improve application performance, and ensure code quality, stability, and maintainability. The role involves integrating mobile applications with backend services, applying modern Android development practices, and optimizing performance across supported devices. You will also contribute to Kotlin Multiplatform Mobile (KMM) initiatives, helping enable code sharing across mobile platforms. This fully remote opportunity is ideal for a developer who enjoys solving technical challenges, collaborating with others, and continuously improving mobile development practices.
Accountabilities
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Develop, maintain, and enhance Android applications using Kotlin, following modern development practices and established coding standards.
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Collaborate with cross-functional teams to define, design, and deliver features aligned with business requirements and user expectations.
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Ensure application performance, stability, quality, and responsiveness across supported Android devices and operating system versions.
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Identify and resolve technical issues, software defects, and performance bottlenecks to improve application reliability.
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Maintain clean, organized, readable, and maintainable code throughout the development lifecycle.
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Implement and support automated development and testing practices to improve software quality and delivery efficiency.
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Integrate Android applications with backend services through RESTful APIs.
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Apply Android design principles and UI/UX guidelines to build intuitive, consistent, and accessible user interfaces.
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Use profiling, debugging, and memory analysis tools to identify optimization opportunities and improve application performance.
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Participate in code reviews, troubleshoot technical challenges, and share knowledge with team members.
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Evaluate and adopt relevant technologies, tools, and development practices to improve productivity and application quality.
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Contribute to Kotlin Multiplatform Mobile (KMM) initiatives, supporting shared-code development and integration across mobile platforms.
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Support the full mobile application lifecycle, including requirements analysis, implementation, testing, release, maintenance, and ongoing improvements.
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Proven experience developing Android applications, supported by relevant professional experience, a portfolio, or demonstrable projects.
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Proficiency in Kotlin, including core language features, object-oriented programming concepts, and modern Android development practices.
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Solid understanding of the mobile application development lifecycle, from requirements gathering and implementation to testing, deployment, maintenance, and support.
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Practical experience with Kotlin Multiplatform Mobile (KMM) and an understanding of code sharing across mobile platforms.
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Familiarity with RESTful APIs and experience integrating Android applications with backend services.
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Understanding of Android UI/UX principles and interface guidelines, with the ability to create accessible, intuitive, and consistent user experiences.
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Experience identifying and resolving performance bottlenecks, analyzing memory usage, and improving application responsiveness using profiling and debugging tools.
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Proficiency with Git or other version control systems for source code management and collaborative development.
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Knowledge of code quality practices, maintainable architecture, code organization, and automation techniques that support reliable software delivery.
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Strong analytical and problem-solving skills, including the ability to investigate technical issues, identify root causes, and implement effective solutions.
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Effective communication and collaboration skills, with the ability to work productively with cross-functional teams.
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A proactive learning mindset and willingness to explore new technologies and continuously improve development practices.
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Health and dental insurance.
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Meal and food allowances.
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Childcare assistance.
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Extended paternity leave.
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Fitness and wellness partnerships through programs such as Wellhub and TotalPass.
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Profit Sharing and Results Participation (PLR).
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Life insurance.
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Access to a continuous learning platform and professional development resources.
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Employee discount programs.
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Free online resources supporting physical, mental, and overall well-being.
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Pregnancy and responsible parenting courses.
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Partnerships with online learning platforms.
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Access to language-learning resources.
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Inclusion and accessibility support throughout the recruitment and employment journey.