Staff Engineer, Backend APIs (Java)

TL;DR

Staff Engineer, Backend APIs (Java): Designing, building, and evolving microservice-based API products for reporting and analytics applications with an accent on API design, data access patterns, and production ownership. Focus on scaling high-throughput, low-latency services, ensuring code quality, and collaborating with UI and Data teams to deliver features.

Location: Hybrid schedule in Los Angeles, CA, New York City, NY, or Broomfield, CO (remote Monday/Friday, in-office Tuesday/Wednesday/Thursday). Must be based in the US.

Salary: $155,000–$185,000 (plus annual variable bonus and company equity)

Company

hirify.global is the world’s largest independent sell-side advertising platform, enabling publishers to monetize content across all screens and formats.

What you will do

• Design, build, and evolve microservice-based API products for reporting and analytics applications.
• Manage individual project priorities, deadlines, and deliverables with technical expertise.
• Collaborate daily with Product, UI, and Data engineers to deliver features end-to-end.
• Design and build intuitive and easy-to-consume APIs with clear contracts and versioning strategies.
• Shape data access patterns including schemas, query plans, caching, and performance tuning for big data.
• Champion code quality through well-tested, observable, maintainable code, thoughtful reviews, and documentation.

Requirements

• 8+ years of relevant work experience in software development.
• Deep understanding of microservice fundamentals and API design at scale.
• Primary development experience in Java for high-throughput, low-latency backend web services.
• Experience with asynchronous programming patterns and high levels of concurrency.
• 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, Docker, and a build management system like Codebuild or Jenkins.

Nice to have

• 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, rate limiting, and API security.
• Knowledge of Real-Time Bidding (RTB), SSPs, DSPs, and ad delivery systems.
• Experience with Terraform or other infrastructure automation tools.

Culture & Benefits

• Comprehensive Healthcare Coverage from Day One.
• Generous Time Off, Holiday Breaks, and Quarterly Wellness Days.
• Equity and Employee Stock Purchase Plan, 401k Retirement Savings Plan with Employer Match.
• Family-Focused Benefits and Parental Leave.
• Hybrid collaboration centered on Los Angeles office with catered lunches, beverages, and snacks.
• Supportive culture valuing mentorship, psychological safety, outcomes over ego, and work-life integration.