Senior Backend Engineer (AdTech & Real-Time Systems)

Quick Facts

• Senior Backend Engineer for an AdTech & real-time programmatic advertising platform.
• Develop backend systems where millisecond latency impacts ad-buying decisions.

Description

We’re looking for a Senior Backend Engineer to build and improve backend services for a programmatic advertising platform where milliseconds directly affect ad-buying decisions. You’ll work on high-throughput, low-latency backend systems using your AdTech or RTB expertise to address real-time advertising challenges.

Responsibilities

• Build and improve backend services for real-time ad-buying and delivery decisions.
• Identify performance bottlenecks and improve throughput, latency, and reliability.
• Develop bidding flows, advertising integrations, and services processing bid-stream data.
• Contribute to technical decisions across performance-critical backend components.
• Apply AdTech domain knowledge to engineering challenges in programmatic advertising.

Requirements

• Senior-level backend engineering experience with high-throughput, low-latency production systems.
• Strong experience in RTB or AdTech, especially in programmatic advertising, media delivery, or advertising marketplaces.
• Solid backend engineering experience with Node.js/TypeScript, Go, Rust, Java, or Python; able to adapt quickly to new technologies.
• Ability to investigate performance issues and make sound engineering trade-offs.
• Strong software engineering fundamentals and a practical approach to complex technical problems.

Nice to Have

• Knowledge of OpenRTB 2.5/2.6, IAB standards, and advertising formats.
• Experience with DSPs, SSPs, ad exchanges, header bidding, or Prebid.
• Familiarity with OpenRTB Native, VAST, bid shading, pacing, or frequency capping.
• Understanding of IAB TCF 2.2 and GDPR consent handling in advertising systems.

Benefits

• Work on a large-scale advertising platform where backend performance directly impacts product outcomes.
• Solve challenging problems in real-time processing, scalability, and ad delivery.
• A role that values your AdTech/RTB expertise beyond a single programming language.
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