Senior Real-Time Ad Serving Engineer (Lua) – Hybrid

zetaglobal

Greater London

Hybrid

GBP 90,000 - 130,000

Full time

14 days+
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Benefits offered by this job

Medical, dental, and vision coverage

Job summary

Zeta Global is hiring a Senior Software Engineer for the LiveIntent Real-Time Ad Serving team. You will design, develop, and own the business logic powering programmatic advertising at scale, primarily in Lua, with C++ for high-performance framework.

You’ll collaborate with Product on ad targeting, delivery, reporting, and optimization, handling billions of daily transactions in production. The role is hybrid/remote, based out of our Berlin, Germany or Prague, Czech Republic offices, with

Qualifications

  • 5+ years of software engineering experience in backend development.
  • Strong fundamentals in data structures, algorithms, and performance optimization.
  • Experience building and operating distributed systems in production.
  • Exposure to full software development lifecycle from design to production.
  • Proficiency in English for interviews and collaboration.
  • Experience with Lua or willingness to learn; Lua is essential to get up to speed.

Responsibilities

  • Develop and optimize business logic in Lua for ad serving features.
  • Design, build, and maintain real-time services handling 200K+ requests/sec with low latency.
  • Collaborate with Product to deliver advertiser/publisher-focused features.
  • Ensure code quality via reviews, automated tests, and CI.
  • Participate in architecture discussions and influence roadmaps.
  • Contribute to on-call rotation to support production systems.

Skills

Backend development
Distributed systems
Algorithms & data structures
Code quality
English proficiency

Tools

Lua
C++
MongoDB
AWS

Job description

Zeta Global is hiring a Senior Software Engineer for the LiveIntent Real-Time Ad Serving team. You will design, develop, and own the business logic powering programmatic advertising at scale, primarily in Lua, with C++ for high-performance framework.

You’ll collaborate with Product on ad targeting, delivery, reporting, and optimization, handling billions of daily transactions in production. The role is hybrid/remote, based out of our Berlin, Germany or Prague, Czech Republic offices, with

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