Senior Android Engineer

Bolt

Bolt

Software Engineering

Tallinn, Estonia

Posted on May 14, 2026

Senior Android Engineer

We are looking for a seasoned Senior Android Engineer to join the RiderX New Demand team. This is a cross-functional team within the rider experience domain, consisting of Backend and Mobile Engineers, QA Engineers, Product Owner, Product Analyst, and Product Designer. The team is at the forefront of innovation, driving the development of new products tailored to untapped demand segments while continuously expanding our existing user base through seamless, diverse, and forward-thinking transportation solutions. By identifying emerging mobility needs and creating compelling new experiences, the team plays a key role in shaping the future of urban transportation.Location: Tallinn, Estonia

About the role

In this role, you’ll work on high-impact product challenges that directly affect Bolt users worldwide. You’ll collaborate closely with Product Managers, Designers, Backend Engineers, and QA to deliver a world-class Rider app experience. As a Senior Engineer, you’ll own Android features end-to-end, influence technical direction, and help raise the bar for engineering excellence across the Android platform. Our tech stack: Kotlin, Coroutines, Flow, Dagger 2, Retrofit , Glide, Room.

Main tasks and responsibilities:

Drive the development, maintenance, and continuous improvement of Android features, ensuring high performance, scalability, reliability, and an excellent user experience.
Own features end-to-end — from discovery, technical design, and implementation to release, monitoring, experimentation, and impact validation.
Continuously improve code quality through refactoring, performance optimization, technical debt reduction, and thorough testing with unit tests and QA collaboration.
Make data-driven decisions that improve customer experience and business outcomes through experimentation, hypothesis validation, and measurable impact analysis.
Bring strong product thinking by contributing technical insights, feedback, and ideas that help shape product strategy and roadmap decisions.
Collaborate and communicate effectively with Product, Design, Backend, and QA teams to deliver impactful product initiatives and enable informed decision-making.

About you:

Deep expertise in the Android platform, including SDK internals, application lifecycle, and the broader Android ecosystem, with strong proficiency in Kotlin, Coroutines, and Flow.
Strong understanding of algorithms, data structures, and modern Android architecture patterns such as Clean Architecture, dependency injection and MVVM/MVI.
Experience building robust, production-ready applications with comprehensive unit and UI testing using tools like JUnit, Espresso, and Compose Test.
Comfortable owning features end-to-end, independently driving initiatives, and delivering high-quality solutions with reliability, autonomy, and attention to detail.
Excellent communication and collaboration skills, with the ability to work effectively across cross-functional, product-driven teams and contribute to a positive engineering culture through knowledge sharing and mentorship.
Growth-oriented and solution-driven mindset, embracing feedback, continuous learning, initiative, adaptability, and a strong “get-it-done” attitude in fast-paced environments.
At Bolt, using AI daily is a baseline expectation for everyone. If there’s a faster, smarter way to do your work, we expect you to find it. You’re still responsible for the output, so the standard stays high when using AI tools. Experience is valuable, but what we really look for is drive, intelligence, and integrity — so if you don’t tick every box, apply anyway.

Apply now and join us to make cities for people, not cars.

Become part of our Engineering team

*Some perks may differ depending on your location.

Why you’ll love it here:

Our engineers are at the forefront of innovation within some of the largest industries in the world. Are you up for the challenge?
Accelerate your professional growth with unique career opportunities. Enjoy a rewarding salary and stock options, knowing that as Bolt succeeds, so do you. Take care of your physical and mental health with our wellness perks. Celebrate 5 years at Bolt with a 1-month paid sabbatical to recharge.
Connect with colleagues at annual company events and smaller team gatherings. Balance flexibility and in-person collaboration with our hybrid model, including at least 12 monthly in-office days.

About us

With over 200 million customers in 50+ countries, Bolt is one of the fastest-growing tech companies in Europe and Africa. And it's all thanks to our people.
We believe in creating an inclusive environment where everyone is welcome, regardless of race, colour, religion, gender identity, sexual orientation, age, or disability.
Our ultimate goal is to make cities for people, not cars, and we need your help to achieve this mission!
See more open positions at Bolt