Senior Mobile Engineer

WELCOME TO OLX

At OLX, we work together to build a more sustainable world through trade. We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more. Our colleagues around the world help to serve millions of people around the world every month, through its well-loved consumer brands including OLX, Otodom, AutoTrader, Property24. Join OLX and see how far you can go.

Join Our Team as a Senior Mobile Engineer!

Join our Mobile App Platform team, working remotely from Poland or Portugal. As part of our 1,000+ tech team across multiple locations, you’ll collaborate with engineers, SREs, and product teams to build scalable, high-impact solutions, while reporting to an Engineering Manager who will support your growth and impact.

We use Flutter to build cross-platform mobile applications that delight millions of users.

If you’re passionate about driving technical excellence, mentoring others, and shaping mobile architecture, we’d love to hear from you!

Who we are looking for:

• A developer with extensive experience in cross-platform mobile development using Flutter;
• A professional who has a strong background in native mobile development (Android);
• Someone skilled in writing robust unit, widget, and integration tests, with hands-on experience in CI/CD pipelines;
• A person familiar with Firebase, App Store and Play Store deployment processes, and mobile analytics setup;
• Someone with strong knowledge of mobile architecture patterns like MVVM or Clean Architecture;
• A developer experienced in performance optimization, monitoring, and mobile observability;
• A product-minded engineer who thinks from a user perspective, understanding both the how and why behind technical solutions;
• A problem solver who can break down complex challenges into manageable solutions using both analytical thinking and creativity;
• An effective communicator who can explain technical concepts to both technical and non-technical stakeholders while documenting technical specifications and processes clearly;
• A developer who believes in "you build it, you run it, you own it," ensuring high-quality code, debugging, optimization, and automation as key priorities;
• A professional with experience in large-scale mobile applications, an economically-driven mindset, and the ability to design well-bounded domain systems.

What you will be doing:

• Leading the planning, execution, monitoring, and completion of mobile engineering projects, ensuring timely delivery and adherence to high-quality standards;
• Contributing to complex technical projects by designing and implementing robust, scalable, and secure mobile software solutions;
• Mentoring and guiding junior and mid-level engineers, fostering a collaborative and high-performing engineering culture. Delegating tasks, providing feedback, and facilitating open team communication;
• Driving innovation by encouraging new ideas, shaping software development practices, and collaborating closely with product management to deliver user-centric mobile solutions;
• Building and deploying mobile applications using cloud-based CI/CD pipelines (GitLab) and leveraging AWS infrastructure where applicable;
• Creating impact beyond your immediate team by contributing to broader Engineering strategies and participating in cross-team initiatives, working groups, and community guilds;
• Continuously improving mobile app performance, scalability, reliability, and security, and shaping OLX mobile engineering best practices.

If you think this is the role for you, send your application in English and let’s talk!

If you'd like to learn more about us take a look around our careers page and the OLX Group website. Follow us on LinkedIn and check out our OLX Group Engineering Blog and Twitter Tech.

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