Senior Android Engineer

About Toptal

Toptal is a global network of top talent in business, design, and technology that enables companies to scale their teams, on-demand. With $200+ million in annual revenue and team members based around the globe, Toptal is the world’s largest fully remote workforce.

We take the best elements of virtual teams and combine them with a support structure that encourages innovation, social interaction, and fun. We see no borders, move at a fast pace, and are never afraid to break the mold.

Job Summary:

Providing a great mobile user experience is crucial to us, and we’re looking for a talented Senior Android Engineer to help us build native Android applications. At Toptal, we apply state-of-the-art technologies to build world-class applications that are a joy to use and work on. We don’t cut corners, and we don’t make compromises. In this position, you will be working closely with the best Designers, Back-end, and Mobile Developers to create beautiful Android apps that are polished, fast, and well-tested.

We are a product team focused on delivering real value to end users while working closely with the business. Our mobile apps are used by thousands of people in the Toptal ecosystem every day, and you’ll help shape their experience by building new features and continuously improving the quality of the codebase.

This is a remote position. We do not offer visa sponsorship or assistance. Resumes and communication must be submitted in English.

Responsibilities:

The following information is intended to describe the general nature and level of work being performed. It is not intended to be an exhaustive list of all duties, responsibilities, or required skills.

· You will design, write, and maintain efficient, reusable, and reliable native Android code for our mobile app. Together with the team, you will work on all phases of application development: from translating professional designs into a working app to suggesting new ideas, to making our solutions cutting-edge.
· You will ensure an extensible and future-proof architecture of the application.
· Contribute to our Kotlin Multiplatform codebase powering shared mobile features, or learn it as part of delivering functionality across iOS and Android.
· Deliver well-crafted product features while continuously improving the architecture and quality of the existing codebase.
· Write and maintain automated tests, and ensure new features meet our high-quality standards.
· Review the work of your teammates and provide thoughtful, constructive feedback.
· Collaborate closely with product, design, and backend teams to deliver meaningful improvements for end users.
· Raise the engineering bar by sharing knowledge, mentoring teammates, and improving team practices.
· Join daily scrum standups. Expect pair programming, engaging in peer code reviews, and using collaboration tools like Slack and Zoom.
· Design, develop, document, analyze, create, test, or modify computer or cloud-based systems or programs.

In the first week, expect to:

· Meet the mentors who will guide you during the onboarding month.
· Get acquainted with our tech stack.
· Get familiar with our Mobile apps architecture and all the tools that we use. Learn about the processes that we follow.
· Submit your first Pull Request.

In the first month, expect to:

· Familiarize yourself with the team’s business domain.
· Contribute to our product development.
· Develop a deeper understanding of our technologies, processes, and product pipeline.

In the first three months, expect to:

· Start contributing to the technical topics as well, understand the application, and general mobile app architecture.
· Learn and take part in the utilization of the latest iOS technologies.
· Deliver value in regular cadence.
· Get comfortable with the daily work routine of our team.
· Be ready to propose improvements to Toptal’s processes and codebase.

In the first six months, expect to:

· Become a key part of the team, be responsible for certain areas, and help others inside and outside of the team.
· Contribute to planning and executing initiatives within our team.
· Drive improvements to the codebase and processes.

In the first year, expect to:

· Have a detailed understanding of Toptal’s technical stack, collaboration rituals, processes, and performance.
· Become a champion of new ideas that will strive to achieve the purpose of our company while ensuring the quality culture that we value the most.

Qualifications and Job Requirements:

· At least 6 years of professional native Android experience with at least one large native application deployed to the Play Store.
· Excellent understanding of architecture principles and design patterns, and ability to apply them practically to real-life problems.
· Ability to continuously improve code and architecture quality in line with new or changing requirements.
· Proficiency in Kotlin Multiplatform architecture, resolving cross-platform hurdles and maintaining native UI separation.
· Strong willingness to work within the iOS ecosystem.
· Comfortable working in an AI-native development workflow where AI assists with code generation and review, while engineers take full ownership of validating architecture, correctness, and overall quality.
· Deep knowledge of Jetpack Compose is a plus.
· Experience with custom-tailored design systems is a plus.
· Demonstrated ability to collaborate with Product stakeholders in the development and refinement of feature requirements.
· Outstanding written and verbal communication skills.
· Ability to work in a fast-paced, rapidly changing company and handle a wide variety of challenges, deadlines, and a diverse array of contacts.
· You must be a world-class individual contributor to thrive at Toptal. You will not be here just to tell other people what to do.