Staff Engineer, Backend APIs

* Design, build, and evolve microservice‑based API products that power reporting and analytics applications.* Manage individual project priorities, deadlines, and deliverables with your technical expertise* Collaborate daily with Product, UI, and Data engineers to take features end‑to‑end — from requirements and design to delivery.* Design and build APIs that are intuitive and easy to consume: clear contracts (OpenAPI/gRPC), well-documented, versioning strategies, pagination, filtering, batching, and strong SLAs/SLOs.* Shape data access patterns: schemas, query plans, caching, and performance tuning in read/writes for big data.* Champion code quality: well‑tested, observable, maintainable code, thoughtful reviews, design docs, and pragmatic documentation.* Own services in production: dashboards, alerting, capacity and load testing, cost‑aware design, and reliability improvements.* Leverage AI-assisted tools in your development process* Mentor teammates, share knowledge, and help raise the technical bar across the organization.* 8+ years of relevant work experience in software development.* Deep understanding of microservice fundamentals (service boundaries, resiliency, observability, CI/CD) and API design at scale.* Primary development experience in Java for high-throughput, low-latency back-end web services. Experience with asynchronous programming patterns, high levels of concurrency, and with frameworks such as Vert.x and Dropwizard is highly desirable.* Experience working in roles where project success was heavily dependent on your personal design and development contributions, your technical leadership and broad expertise.* A track record of shipping well‑tested, production‑grade APIs used by UI applications and direct API consumers.* Experience with development and CI tools like Maven, git, containerization with Docker, a build management system like Codebuild or Jenkins, and Jira* Clear, empathetic communication and a collaborative mindset.* Exposure to cloud providers (AWS, GCP, or Azure) and container orchestration (Docker/Kubernetes).* Familiarity with functional programming concepts and Scala FP libraries.* Experience with event‑driven or streaming architectures.* Understanding of authN/Z patterns (OAuth2/JWT), rate limiting, and API security.* Observability tools and practices (metrics, tracing, logs) and load/perf testing.* Knowledge of Real-Time Bidding (RTB), SSPs, DSPs, and ad delivery systems is a strong plus.* Experience with Terraform or other infrastructure automation tools.****Perks and Benefits**:*** Comprehensive Healthcare Coverage from Day One* Generous Time Off* Holiday Breaks and Quarterly Wellness Days* Equity and Employee Stock Purchase Plan* Family-Focused Benefits and Parental Leave* 401k Retirement Savings Plan with Employer Match* Disability and Life Insurance* Cell Phone Subsidy* Fitness and Wellness Reimbursement* Having access to the Company’s Confidential Information or trade secrets including data related to customers, clients, vendors, business partners, or suppliers* Work with cross teams to access datasets, databases, formulas, algorithms, tools, products, prototypes, systems applications, and technologies in any stage of development #J-18808-Ljbffr Magnite, Inc.