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Senior Software Engineer

United States, Washington, Redmond💼 Full-time🗓 2026-09-01 → 2026-09-26

Core

Design, build, and evolve highly scalable, reliable, and secure distributed systems; lead technical design and architecture of complex product features and services.

Role type

Senior Software Engineer (Backend/Systems)

Builds

Scalable, secure, high-performance backend products and services

Domain

Online advertising, search, e-commerce, large-scale consumer products

Deliverable

production ML models | product features | infrastructure

Required skills

Distributed systems design, technical architecture, backend development, observability, reliability engineering, data-driven development, debugging, independent project leadership

Preferred skills

AI/ML-enabled product experience, experience in online advertising, search, e-commerce, or large-scale consumer products

Technologies

C, C++, C#, Java, JavaScript, Python

Responsibilities

Lead technical design and architecture of complex product features; drive end-to-end delivery of critical projects including design reviews, implementation, and operational excellence; mentor engineers and provide technical guidance; influence technical direction across multiple teams

Seniority

Senior, hands-on IC with mentorship responsibilities

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