Cognitiv· HQ in 215 Park Ave S, Floor 16, New York, NY 10003, USA

Staff Software Engineer, Backend

Location: Bellevue, WA · Category: Engineering & Development · Seniority: Lead · Posted: July 14, 2026 · Verified: Sep 19, 2026

Role Overview & Description

This Staff Software Engineer, Backend role is a senior technical position focused on backend systems. The role likely involves leading complex backend projects, architectural decisions, and mentoring other engineers.
Source & Transparency: This position was structured directly from the publicly accessible career portal of Cognitiv. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.

About the company

Cognitiv

cognitiv.ai

AI-native adtech platform for programmatic buying and targeting.

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