Nexxen

Senior Software Engineer - AdTech Bidding Platform / Traffic Shaping Specialist

Nexxen
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2 months ago
Bellevue, WA, USASenior
H1B Sponsor

Base Salary

$175k - $200k/yr

Responsibilities

  • Develop the Node.js real-time bidder that decides which ad requests to forward to demand partners
  • Build and improve the near-zero-latency throttling layer that acts on bidder decisions
  • Maintain the job that aggregates traffic performance and produces the throttle layer
  • Analyze billions of bid requests and impressions with SQL to support research
  • Develop interpretable gradient-boosted models to identify request features that predict bids
  • Translate analytical and modeling findings into real-time rules for the bidder

Requirements

  • Strong generalist who can investigate unfamiliar systems and reason from first principles
  • Production programming experience with careful attention to performance and correctness
  • Expertise in at least one backend programming language and distributed systems
  • Fluency in SQL or eagerness to become fluent, with interest in large datasets
  • Experience with AdTech/RTB, real-time or low-latency systems, columnar databases, A/B testing, or ML tooling is helpful but not required
  • Ability to use AI coding tools such as Claude Code, Copilot, or ChatGPT critically and effectively

Benefits

  • Medical, dental, vision, and disability insurance
  • 401(k) and EAP
  • Parental leave, unlimited vacation, and company-paid holidays
  • Hybrid work arrangement indicated by the posting
  • Benefits vary by state, start date, and employment type

Tech Stack

Categories

BackendData EngineeringML Engineering
Nexxen

About Nexxen

501-1,000 employees

Nexxen is the advertising platform that delivers full-funnel performance powered by unique data and media. Comprised of a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core, we meet the demands of today’s converging media landscape with exclusive audience intelligence, automation and expertise. Headquartered in Israel, Nexxen maintains offices throughout North America, Europe and Asia-Pacific and is traded on Nasdaq (NEXN). For more information, please visit nexxen.com.