Staff Software Engineer

• Lead architecture and implementation of complex backend features in Ruby and Go
• Drive critical design decisions with emphasis on performance, scalability, and maintainability
• Partner with engineering leads, product, and platform teams to define technical roadmaps, * Work closely with backend, data, SDK, and devops teams to ship end-to-end solutions
• Translate product goals into well-structured backend systems
• Advocate for best practices in testing, code quality, and automation

Do you have experience in Web services?, * 6+ years of backend engineering experience

• Strong expertise in developing web services and concurrent systems in production
• Deep understanding of distributed systems, microservices, and APIs
• Experience building high-performance, scalable services with low latency
• Excellent problem-solving skills and ability to drive complex technical initiatives end-to-end
• Strong communicator - able to align cross-functional teams on architecture and priorities, * Background in ad tech, ad mediation systems, or real-time bidding platforms
• Experience with Ruby and Go
• Ruby/Go performance profiling and optimization experience

With an outstanding product and a mission that excites and inspires, Appodeal offers a unique opportunity to make an impact while being part of an amazing team.

Appodeal is a dynamic US-based product company with a truly global presence. We have offices in Warsaw, Barcelona and Virginia along with remote team members located around the world. Our company thrives on diversity, collaboration, and innovation, making us a leader in the mobile app monetization space. Why Appodeal? At Appodeal, we're more than just a company-we're a team united by a common mission: to help every person discover and grow their talents! We take pride in our cutting-edge product and our internationally dispersed team of talented professionals. Here's what we value, and what we hope you do too: * Continuous Learning and Growth: We are passionate about learning, growing personally, and building rewarding careers. * Making an Impact: We are committed to building a history-defining company that leaves a lasting impact on the mobile app industry. * Solving Exciting Challenges: We tackle complex problems every day, supported by a team of world-class professionals and mentors. * Enjoying the Journey: We believe in having fun while working toward our goals. Appodeal is a leading mobile monetization platform empowering app developers with best-in-class ad mediation, analytics, and optimization tools. We combine powerful technology with a fair marketplace to maximize revenue and simplify monetization. With teams distributed globally and offices in Spain, Poland, and the USA, we value autonomy, craftsmanship, and meaningful impact.