Company at a Glance
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
We’re seeking a driven and experienced Senior Software Engineer with strong backend fundamentals and deep DevOps expertise to help build the next generation of our real-time integrations. You’ll join a talented, remote-first team and play a key role in developing secure sandboxed container environments, high-throughput Go services that support client integrations, and automation that improves reliability and deployment speed.
In this role, you’ll work across engineering and client-facing teams to strengthen sandboxing and security, streamline cloud platform infrastructure and container management, and deliver integrations that meet technical and business needs.
An ideal candidate is:
Open-minded – Welcomes feedback, learns from failure, and adapts quickly to change.Proactive – Takes initiative to identify problems and drive thoughtful, effective solutions.Self-motivated & Organized – Manages priorities independently and follows through with clarity and accountability.
Key Responsibilities:
Build and maintain software tools that manage sandboxed, containerized workloads (Docker, Kubernetes) in a multi-tenant environment.Design and implement high-throughput, containerized services in Go.Develop Terraform modules and CI/CD pipelines to automate deployment, verification, and monitoring.Partner with Security and Platform Engineering to advance sandboxing, networking, and security best practices.Work closely with client engineering and partner teams to plan, build, and launch integrations that meet technical requirements and business goals.
Required Qualifications:
8+ years of software development experience with strong expertise in Go or other high-performance languages (Java, C++, Rust).Experience with Kubernetes (GKE preferred) and managing containerized workloads.Experience operating production systems on a major cloud platform (GCP preferred), including networking, deployment, and operational best practices.Hands-on familiarity with DevOps tooling such as CI/CD pipelines (Spinnaker, Cloud Build), infrastructure as code (Terraform, Helm), and modern observability stacks (Grafana, Prometheus, OpenTelemetry).Strong problem-solving skills with the ability to anticipate and address scalability, reliability, and privacy challenges.Excellent collaboration and communication skills, with experience working closely with product, partner engineering, and cross-functional teams, especially in client integration contexts.Demonstrated ability to mentor other engineers, guide technical decisions, and raise engineering standards.
Preferred Qualifications:
Experience in digital advertising, RTB, or other high-volume transactional systems.Familiarity with OpenRTB and/or Prebid.Experience with modern DevOps practices and improving CI/CD, IaC, and observability systems.Expertise in design and scaling REST, GraphQL and/or MCP interfaces.Experience building tools for partner onboarding or internal developer platforms.Interest in developer experience, observability, or test automation.Experience using AI-assisted development tools to enhance productivity.
