Buffer· HQ in 2443 Fillmore Street #380-7163, San Francisco, CA 94115

Senior Infrastructure Engineer

Location: Remote · Category: Engineering & Development · Seniority: Senior · Posted: August 30, 2026 · Verified: Sep 17, 2026

Role Overview & Description

This role focuses on building and maintaining the infrastructure that powers Buffer's social media management suite, which serves over 75,000 customers. The engineer will work on core challenges related to scalability, reliability, and performance of the platform. Buffer is a fully remote company with a 4-day workweek and a strong emphasis on transparency and work-life balance.
Source & Transparency: This position was structured directly from the publicly accessible career portal of Buffer. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.

About the company

Social media management SaaS for publishing, analytics, and creator workflows.

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