Backend Engineer (AdTech) ID52365

Important: after confirming your application on this platform, you’ll receive an email with the next step: completing your application on our internal site, LaunchPod. So keep an eye on your inbox and don’t miss this step — without it, the process can’t move forward.

Why join us

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :)

About the role

Join as a Senior Backend Developer (AdTech) to help build a next-generation advertising platform powered by scalable backend systems, real-time data processing, and distributed architectures. You will work with technologies such as Python, Django, Kubernetes, PostgreSQL, and AWS while contributing to technical direction and engineering standards in an early-stage environment. This role offers strong ownership, collaboration with experienced engineers, and the opportunity to create products used by millions of people.

What you will do

• Architect, build, and evolve core systems for the Ads platform;
• Design APIs and services supporting campaign management, targeting, delivery, attribution, and reporting;
• Build and optimize high-throughput, low-latency systems processing large volumes of events and data;
• Own critical systems end-to-end, including design, implementation, deployment, monitoring, and ongoing improvements;
• Drive architectural decisions and establish patterns that support scalability, reliability, and developer productivity;
• Collaborate closely with product, data, and partner teams to translate business requirements into robust technical solutions;
• Provide technical leadership through design reviews, system discussions, and mentoring other engineers;
• Contribute to engineering best practices, documentation, and long-term platform vision;
• Participate in hiring and help grow a strong, high-performing team.

Must haves

• 5 years of software development experience building scalable systems (backend programming languages/frameworks, e.g. Java, .NET, Python, Node.js etc);
• Experience with AdTech;
• Experience with DSPs, SSPs, ad exchanges, affiliate programs, Prebid.js, Prebid Server, Google Ad Manager, Amazon UAM/TAM, OpenRTB, identity and addressability solutions, as well as ad operations workflows;
• Deep understanding of computer science fundamentals (algorithms, data structures, networking, databases);
• Proven experience designing and scaling distributed systems focusing on performance, observability, and fault tolerance;
• Strong architectural instincts and the ability to make high-leverage technical decisions that impact multiple teams and systems;
• Demonstrated ability to influence and mentor senior engineers, guide teams through ambiguity, and elevate engineering practices across the board;
• Exceptional ownership mindset — you drive initiatives forward, raise the bar, and deliver lasting impact;
• Excellent communication and cross-functional collaboration skills;
• Comfortable operating in a fast-paced, high-autonomy, product-driven environment;
• Experience with e-commerce and catalog management is preferred;
• Familiarity with Python, Django, Kubernetes, PostgreSQL, AWS is strongly preferred, but deep expertise in analogous systems and a willingness to learn are welcome;
• Upper-intermediate English level.

Nice to haves

• Strong experience with complex ETL flows and high-throughput systems is highly preferred.

   

The benefits of joining us
 

• Professional growth

Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps
 

• Competitive compensation

We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities

• A selection of exciting projects

Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands
 

• Flextime

Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.
 

Meet Our Recruitment Process

Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback:

• Short online form to confirm basic requirements
• 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process.
• 5-minute introduction video

Synchronous stage – Live interviews

• Technical interview with our engineering team (scheduled at your convenience)
• Final interview with your future teammates

If it’s a match — you’ll get an offer!