Senior Software Engineer, Backend
Chicory · United States
About this role
**Senior Software Engineer, Backend — Chicory** **About the Company** Chicory is a contextual advertising platform for CPG & grocery, turning food content into dynamic commerce experiences—from inspiration to checkout. The platform reaches 150M grocery shoppers monthly across 7,000+ websites, food blogs, and apps (including The Kitchn, Food Network, and MyFitnessPal) and powers 70+ leading retailers through direct integrations and retail media partnerships. **About The Role** As a **Senior Software Engineer (Backend)**, you’ll shape the technology behind a rapidly evolving adtech platform. You’ll tackle complex, high-impact problems where strong technical judgment influences scalability, product performance, and business growth. This is a highly visible role with autonomy, partnering closely with a collaborative team that values thoughtful engineering, continuous learning, and building the right way. **Responsibilities** - Lead backend architecture and strategic initiatives across Chicory’s programmatic advertising platform (ad serving, OpenRTB, SSP/DSP integrations, auction systems, identity & signal flows, and related services) - Drive complex backend projects end-to-end (concept → delivery), balancing scalability, reliability, performance, and maintainability - Serve as a technical subject-matter expert in programmatic advertising; translate industry standards and emerging tech into engineering decisions - Design, implement, and troubleshoot integrations with SSPs, DSPs, exchanges, and other external ad platforms - Optimize high-throughput, latency-sensitive systems (auction + ad-serving workflows) while maintaining reliability and scalability - Mentor backend engineers and help raise the team’s engineering bar through reviews, documentation, and guidance - Proactively identify architectural improvements, performance optimizations, and system enhancements - Trace and optimize the end-to-end lifecycle of an ad opportunity across Chicory backend systems and external partners - Partner with Engineering, Product, Campaign Management, and other stakeholders to align technical solutions with business objectives - Conduct rigorous code reviews and enforce high-quality software development standards - Innovate on backend tooling, infrastructure automation, and process improvements to increase engineering productivity - Collaborate cross-functionally to ensure seamless integration across the broader tech ecosystem - Champion best practices in software design, performance engineering, and reliability engineering - Monitor programmatic standards/protocols/identity solutions and translate relevant changes into technical strategy - Build and champion the Chicory Principles **Qualifications** - **7+ years** backend software engineering experience, including **2+ years** on programmatic advertising systems (SSPs, DSPs, ad exchanges, ad servers, or header bidding) - Hands-on experience with **OpenRTB** and programmatic auction mechanics (bid request/response, timeouts, floor pricing, deal types) - Knowledge of the ad tech ecosystem (identity/cookie sync, audience targeting, measurement, end-to-end ad request lifecycle) - Proven ability to design/build/operate high-throughput, latency-sensitive distributed systems at scale (service boundaries, API design, async processing, failure modes) - Track record improving performance and reliability via instrumentation, monitoring, load testing, and analysis - Experience integrating complex external platfo
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