Senior Android Developer

BidMachine Exchange – a fast-growing global programmatic exchange built for the future of in-app advertising.

BidMachine operates with a strong US foundation and an international presence, with teams across Warsaw, Barcelona, Parkland (FL), and remote experts around the world.

We combine deep AdTech expertise, proprietary technology, and a data-driven mindset to deliver transparency, performance, and efficiency in the mobile advertising ecosystem.

Why BidMachine?
At BidMachine, we are building more than an exchange — we are shaping the infrastructure that powers fair, efficient, and scalable in-app programmatic advertising.
Our mission is to create a high-performance marketplace where publishers maximize value and advertisers access premium inventory with full transparency and control.
We are proud of our technology, our ambitious vision, and our globally distributed team of talented professionals who continuously raise the bar in AdTech.

Here’s what we value, and what we hope you do too:

Ownership & Accountability
We move fast, take responsibility, and think like builders. Every team member has a direct impact on product growth and market success.

Data-Informed Excellence
We leverage data to make smarter decisions, optimize performance, and build scalable solutions that deliver measurable results.

Innovation & Technical Depth
We solve complex programmatic challenges with cutting-edge technology and a deep understanding of the ecosystem.

Global Collaboration
We work across cultures, time zones, and disciplines — united by shared goals and high standards.

Ambition & Impact
We are here to build something significant — a best-in-class exchange that competes with the strongest players in the market.

The BidMachine team is looking for a Senior Android Developer.

Requirements:

5+ years of experience in mobile software development;

Experience in writing Unit Tests, Instrumented Tests;

Good knowledge of Data structures and Algorithms;

Ability to work independently, estimate and deliver on time;

Shipped Android apps, available on Google Play;

Proficiency in Java and Kotlin;

Exposure to Gradle build process and Continuous Integration;

Experience with version control systems;

Experience in SDK development is a plus.

It would be great to see you in our company if you

Are initiative and good team player;

Have strong communication skills combined with self-motivation and the ability to think outside the box.

The task stack will include:

SDK version updates, conducting code reviews;

Optimization of SDK performance;

Working on new SDK functionalities to guarantee best customer/partner practices for both sides: networks and for developers of mobile applications. It includes participating in various development phases: planning, demo of new features, writing tests, building and releasing SDK;

Revision and support of already written parts;

Shifting from Java to Kotlin in long term run.

With a powerful product, strong market positioning, and a team that strives for excellence, BidMachine offers a unique opportunity to grow, innovate, and make a tangible impact in the programmatic advertising space.

Build the future of mobile AdTech with us!

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