Stark builds the world’s most powerful electric motorcycles. From the VARG MX to the road-legal VARG EX & SM, our bikes have won world championships and are engineered to outperform anything with a combustion engine.We’re based in Sant Boi, Barcelona, growing fast (77% year-on-year), and building a team that will take us even further. If you want to work on a product that people are genuinely obsessed with, this is it.Stark will become the general market leader in premium motorcycles. Building premium motorcycles requires innovation and we need your help to make us succeedOur mission is to lead the way towards a sustainable motorcycle industry, by reducing plastic and CO2 pollution.This will be achieved by building sustainable products that are superior to traditional technology in terms of Performance, Emotion and Design.The RoleStark shall become the global market leader in premium motorcycles. Building premium motorcycles requires innovation and we need your help to make us succeed in building the first vehicle smart display that runs on an Android phone that can be used to adjust several settings of the bike such as the engine power.We want to provide our customers with an incredible user experience while connecting to the bike, adjusting the vehicle settings, or buying other products with the display.This is one of Stark’s most ambitious projects and one crucial step towards being a game-changer in the industry.What You’ll DoOwn the architecture and technical direction of the Android application, making pragmatic decisions that balance quality, performance, and speedTake end-to-end ownership of mobile features: from definition and design through development, release, and monitoringDiagnose and resolve complex performance, memory, and stability issues, with a deep understanding of multithreading, concurrency, and data cachingCollaborate with product managers, designers,



and business stakeholders to turn requirements into polished, user-centric experiencesFoster a culture of continuous improvement — challenge what could be better, share mistakes openly, and lead by exampleDutiesBe a core member of a high-performance, multidisciplinary team, contributing expertise openly in technical and product discussionsSet and uphold standards for clean, stable, and extensible code across the mobile teamDrive best practices in architecture, testing, CI/CD, and toolingLeverage AI tools as a standard part of your development workflow to ship faster and with higher qualityPartner with other engineering teams to co-design features across the stackStay current with mobile industry trends and proactively propose product improvementsUse data to drive decisions — A/B testing, feature flags, and experimentation frameworks to measure and validate impactBe a role model to team membersKeep your backlog up to date and communicate frequently with engineers, product managers, and the creative teamWhat you will bring to Stark5+ years of experience leading Android application development, with a track record of shipping production apps at scaleDeep proficiency in Kotlin, Jetpack Compose, and modern Android development practicesStrong command of Android architecture patterns (MVVM, MVI, Clean Architecture) and the ability to evolve them pragmaticallySolid understanding of concurrency, coroutines, flows, and performance optimisationExperience diagnosing and resolving complex performance, memory,



and stability issuesBroad knowledge of the Android SDK, including best practices, Jetpack libraries, and key third-party APIsStrong testing mindset — unit, integration, and UI testing as part of normal developmentData-driven approach to product development: A/B testing, feature flags, and experimentation frameworksAbility to manage and prioritise multiple workstreams simultaneouslyProficient in English, written and spokenNice to haveExperience with Kotlin MultiplatformExperience with BluetoothExperience in improving Developer experience (CI/CD, Git strategies…)Why work with us?The chance to work on a product people are genuinely passionate aboutA fast-growing company with real momentumA creative, international team based in BarcelonaCompetitive salary and benefits packageDirect access to riders, race teams, and the product — this is not a remote-from-the-product roleSubsidised lunch in our in house restaurantFree access to our in-house gym (including weekends!)30 days of paid vacationAt Stark, we don’t just accept difference—we celebrate it, we support it, and we thrive on it for the benefit of our employees, our products, and our community.We are committed to creating an inclusive environment where everyone, regardless of gender identity, sexual orientation, race, religion, age, neurodiversity, or disability, feels a true sense of belonging. We believe that diverse teams make better decisions and that a culture of equity is a prerequisite for innovation.Accessibility: If you require any reasonable adjustments during the application or interview process (such as assistive technology, extra time, or a specific format), please let us know at We are here to support you.We encourage applications from underrepresented groups and are excited to see how your unique perspective can help us grow
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📌 Senior Android Engineer (Barcelona)
🏢 Stark Future
📍 Barcelona