Staff Java Developer Jobs in California (NOW HIRING)

Staff Java Engineer – Los Angeles, CA / Broomfield, CO (Hybrid)

At Magnite, we cultivate an environment of continuous growth and collaboration. Our tech fuels billions of transactions per day across screens and formats, and we are looking for a Staff Java Engineer to help push the DV+ Platform Team to the next level.

Job Overview

This role involves designing and implementing microservices that power our customer‑facing and internal APIs, including onboarding, customer configurations, ad serving, and reporting. You will work closely with business stakeholders, lead technical specifications, and drive the full software development lifecycle from inception to deployment.

Responsibilities

• Lead the development and implementation of software projects from inception to deployment.
• Be a creative problem solver, designing reliable, scalable, and maintainable solutions to challenging problems.
• Collaborate closely with business stakeholders to deliver appropriate results.
• Lead technical specification, development, integration, testing, and release of software components.
• Identify and address technical challenges, optimize code for performance, and participate in ongoing code refactoring.

Qualifications

• BS Degree in Computer Science/Engineering or equivalent work experience.
• 6+ Years of production coding experience, preferably in server‑side Java.
• Expertise in service‑oriented architectures, microservices, advanced database schemas, and scalable web services.
• Hands‑on experience building RESTful Web Services using Spring Boot and Docker.
• Experience with AWS cloud infrastructure and services (e.g., EC2, ECS, or cloud deployment workflows).
• Strong database proficiency: relational databases (SQL, Hibernate, MySQL, Oracle, Postgres) and NoSQL solutions (Redis, MongoDB, DynamoDB).
• Experience with messaging systems such as RabbitMQ or Kafka.
• Proficiency with modern CI/CD and development tools, including Maven, Git, Jenkins, Puppet, and Jira.
• Experience with automated testing frameworks (TDD, Mocking, Unit/Functional/Integration).
• Familiarity with additional programming/scripting languages; experience with JavaScript and React component libraries (Ant Design, Material UI, React Bootstrap) is a plus.
• Experience leveraging AI‑assisted development tools and integrating advanced AI workflows or Model Context Protocol (MCP) to accelerate delivery is an asset.
• Strong ability to context‑shift and effectively manage multiple competing priorities.
• Bonus: experience managing direct reports or leading teams.

Compensation & Benefits

• In CA: $170,000 – $180,000 base salary. In CO: $155,000 – $165,000 base salary.
• Annual performance‑based bonus.
• Equity (NASDAQ: MGNI).
• Comprehensive benefits package: healthcare coverage from Day One, generous time off, holiday breaks, quarterly wellness days, family‑focused benefits, parental leave, 401(k) with employer match, disability and life insurance, cell phone subsidy, monthly fitness reimbursement.
• Career growth: internal mobility, skill development, leadership pathways through structured career frameworks and learning programs.

Equal Employment Opportunity

Magnite is an Equal Opportunity Employer and does not discriminate against applicants based on race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation, or any other federal, state or local protected class. Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.

Compliance Information

The material job duties of this specific job position for which Magnite reasonably believes that a criminal history may have a direct, adverse, and negative relationship include: having access to the company’s confidential information or trade secrets and working with cross‑teams to access datasets, databases, formulas, algorithms, tools, products, prototypes, systems, applications, and technologies in any stage of development.

About Magnite

Magnite is the world’s largest independent sell‑side advertising platform, operating across North America, EMEA, LATAM, and APAC. We build and maintain highly scalable infrastructure that supports billions of advertising transactions each month.