Senior Mobile Engineer

About the Position

We are seeking a passionate and innovative Senior Mobile Engineer to be a key architect of a revolutionary mobile application for a premier football team. You will be at the forefront of designing and developing a platform that redefines fan engagement, creating a seamless and immersive experience for supporters both in the stadium and around the world. This is your chance to build an app that sets a new standard for technical excellence and user interaction in the sports industry, directly shaping the future of how fans connect with the game.

Responsibilities

• Design and develop a unified, real-time fan experience both inside the stadium and globally.
• Create a native mobile application that combines news, videos, stats, mobile ticketing, and in-stadium features.
• Utilize real-time data to enhance everything from stadium entry to concession wait times.
• Establish and own mobile CI/CD, automated testing, crash/error analytics, and streamlined release processes.

Requirements

• 5+ years of professional mobile engineering experience, with a proven track record of shipping native Android apps at scale.
• Deep proficiency in the modern Android stack: Kotlin, Jetpack Compose/Views, Coroutines/Flow, Foreground Services, Firebase, Git, and consuming RESTful APIs.
• Experience establishing and owning mobile CI/CD, automated testing (unit, integration, device-in-the-loop), crash/error analytics, and streamlined release processes.
• Problem-Solving: Exceptional analytical and problem-solving abilities, with a meticulous attention to detail and a proven capacity to diagnose and resolve complex issues under pressure.
• Communication: Excellent written and verbal communication skills in English, with the ability to articulate complex technical concepts to both technical and non-technical audiences.
• Collaboration & Autonomy: A proactive, self-starter mentality with a strong sense of ownership, capable of working independently while also collaborating effectively with cross-functional teams, including those in US time zones.
• Professional Maturity: The ability to proactively identify and escalate risks, ask for help when needed, and maintain composure to de-escalate challenging situations.
• Innovation & Guidance: A forward-thinking mindset to propose innovative solutions, improve the Software Development Lifecycle (SDLC), and guide non-technical stakeholders.
• Backend Development:
  • Proficient in Python, with hands-on experience building and maintaining RESTful APIs using FastAPI.
  • Experience designing and integrating backend services that support real-time data pipelines, including data ingestion, processing, and delivery to mobile clients.
  • Familiarity with asynchronous programming (async/await) in Python for building performant, scalable APIs.
  • Experience with database integration (SQL/NoSQL), API authentication/authorization, and third-party API integrations.
  • Knowledge of deploying and maintaining backend services in cloud environments (AWS, GCP, or Azure) is a plus.
  • Understanding of API documentation practices (OpenAPI/Swagger) and versioning strategies.

Nice to Have

• Prior work with Kotlin Multiplatform (KMP) or other native/multiplatform mobile development experience.
• Knowledge of OAuth2.0, Keychain, and security design patterns.
• Experience working with push notifications, biometrics, camera, GPS, and WebViews.
• Experience with implementing backend APIs, preferably using Python/FastAPI.
• Experience with Progressive Web Apps (PWA) using JavaScript.
• Experience with or exposure to generative AI technologies.

We Offer

• Fully remote position with possible occasional in-person team sessions/workshops/gatherings (i.e., 1x per quarter) likely to take place in Prague.
• Core hours from 2-6 pm CET to have sufficient overlap with US time-zone.

About the Company

We are a team dedicated to enhancing fan engagement and experience through innovative mobile solutions. Our goal is to create a unified, real-time fan experience both inside the stadium and globally.

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Our team will review your application within the next 5 days.

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