Senior Android Engineer

Role Summary

1001 is seeking a highly skilled and experienced Senior Android Developer to join our dynamic mobile development team. As a Senior Android Developer, you will be responsible for designing and building advanced features for the 1001 platform. The ideal candidate should possess a strong background in Kotlin, Test-Driven Development (TDD), and writing unit tests to ensure the delivery of high-quality, scalable, and robust Android applications.

Responsibilities

• Collaborate with cross-functional teams to design, develop, and implement new features and enhancements for our Android applications. Take ownership of the entire development lifecycle from concept to deployment.
• Demonstrate expertise in Kotlin programming language, leveraging its features to write clean, efficient, and maintainable code.
• Champion the TDD approach and actively participate in writing test cases before implementing new features. Ensure thorough test coverage and maintain a reliable suite of unit tests.
• Design and implement unit tests to verify the correctness of individual components and ensure code quality and stability.
• Conduct and participate in code reviews to ensure code adheres to best practices, follows coding standards, and complies with design specifications.
• Identify and resolve performance bottlenecks in Android applications to deliver fast and responsive user experiences.
• Create and maintain technical documentation related to Android application architecture, codebase, and troubleshooting guides.
• Contribute to technical design discussions and provide input on feasibility of proposed features.
• Work proactively to identify and fix bugs and issues in the existing Android applications. Continuously monitor and enhance the application's performance and stability.
• Collaborate effectively with the product manager, designer, and other team members to understand requirements, contribute ideas, and ensure successful project delivery.
• Keep up-to-date with the latest advancements and trends in Android development, Kotlin, and best practices to bring innovation and improvements to our development processes.
• Provide guidance and mentorship to fellow team members in the engineering department, supporting their professional growth and development.

Requirements

• Proven experience as an Android Developer with a minimum of 6 years in mobile application development.
• Strong proficiency in Kotlin and a deep understanding of the Android SDK and Android Studio.
• Extensive experience in Test-Driven Development (TDD) and writing unit tests using testing frameworks.
• Solid knowledge of object-oriented design principles and software design patterns.
• Experience with version control systems, preferably Git.
• Familiarity with Agile development methodologies and practices.
• Excellent problem-solving and analytical skills, with the ability to tackle complex technical challenges.
• Strong communication and teamwork skills to collaborate effectively with cross-functional teams.

Education

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.

About the Company

Gainbridge, a part of the Group 1001 enterprise, is a self-managed, innovative, digital platform providing its clients with direct access to trusted financial products to smartly grow their savings over time. Gainbridge strives to offer products through its platform that are simple, intuitive, and backed by smart technology with no complexity or hidden fees. Gainbridge empowers clients to take control of the financial future with simple solutions that are accessible to everyone no matter their budget.

How This Role Connects to Our Values

At Gainbridge, we believe that great products are built on great operations. The Business Operations Manager embodies our commitment to simplicity, transparency, and continuous improvement. By building the systems and rhythms that eliminate friction and create clarity — across planning, governance, knowledge, and execution — this role directly enables every team at Gainbridge to do their best work and deliver better outcomes for our clients.