Top Engineering Jobs in Chicago, IL

Lead the Buyer Cloud Tier-2 Engineering team to ensure platform reliability, incident response, RCA, automation, monitoring, and operational excellence. Provide hands-on technical leadership during incidents, drive operational improvements, collaborate across teams, manage people, and participate in release and on-call activities.

Lead an engineering team to design, build, and support a high-scale video advertising platform. Own full SDLC, review architecture and code, troubleshoot production systems, produce technical documentation, and collaborate globally with product and operations to deliver reliable, mission-critical distributed systems.

Develop, maintain, and deploy C++-based cloud and distributed ad-serving systems on Linux. Work on server-side components, database integrations (Snowflake, Aerospike), networking, performance optimization, testing, code review, and technical documentation. Collaborate with QA and stakeholders, follow SDLC best practices, troubleshoot production issues, and occasionally work nights/weekends.

Owner of reliability, scalability, and performance for data platforms. Build monitoring, automation, and CI/CD; respond to incidents; optimize storage and queries; capacity planning; ensure security/compliance; document systems and collaborate with engineering, data science, and product teams.

Design, develop, and deliver scalable cloud-native software and measurement infrastructure. Collaborate with product, SRE, QA, and stakeholders to build APIs, reporting, and real-time/batch pipelines. Implement attribution and performance models, automated tests, and ensure solutions are scalable, available, and maintainable. Work hybrid (2 days onsite Chicago) with occasional variable schedules including nights/weekends.

Build and scale high-performance, distributed ad-serving systems that process billions of auctions. Design data- and model-driven features, optimize algorithms and architectures for cost and performance, extend observability, participate in on-call rotations, and produce systems documentation and playbooks.

Build and maintain scalable real-time and batch data pipelines, backend systems, and APIs. Ensure data quality, performance, and reliability; create automation and monitoring tooling; participate in full SDLC including code reviews, testing, deployment, and operational support.

Design, build, and scale Buyercloud ad-serving systems that handle billions of auctions. Implement data- and model-driven features, optimize performance and architecture to reduce cloud costs, extend observability, participate in on-call rotations and incident response, and produce systems documentation and playbooks while collaborating with distributed teams.

The C++ Engineer will design, build, and support FreeWheel's video advertising platform, handle the software development lifecycle, and collaborate with stakeholders.

Design, build, and operate low-latency, cloud-native Golang microservices for identity resolution and audience targeting. Own end-to-end features, optimize performance, ensure observability and reliability, collaborate cross-functionally, support production incidents, and drive technical improvements and mentoring.