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Software Development Engineer, PostX - APEX

Mountain View, California, United States💼 Full-time💰 $165,200–$223,600🗓 2026-09-08 → 2026-09-25

Core

Design and implement real-time event processing systems handling billions of events daily to determine ad charges, publisher payments, and event verification.

Role type

Senior Software Development Engineer (Real-time Systems)

Builds

Distributed systems for advertising signals (impressions, pixels, clicks, video completions) with low latency at high throughput

Domain

Advertising technology, Real-time data processing

Deliverable

production ML models | product features

Required skills

Real-time system design, Distributed systems architecture, High-throughput processing, Low-latency optimization, End-to-end delivery, Unit and integration testing, Object Oriented Design

Preferred skills

Full software development life cycle experience, Code review leadership, Source control management, Build processes, Operational excellence

Technologies

C#, C++, Java, Perl

Responsibilities

Design and implement features for real-time event processing systems, Own end-to-end delivery of software components, Build and maintain distributed systems for advertising signals, Participate in on-call rotations, Contribute to architecture decisions for event pipelines, Write high-quality code with thorough test coverage, Mentor teammates and participate in code/design reviews

Seniority

Senior, hands-on IC

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