Senior Software Engineer

The Ad Exchange development team at GumGum is responsible for the technical development and operations of our Ad Exchange technology. The Ad Exchange software handles a high volume of requests (40 million requests per minute) and is a highly distributed Java web service. Our team currently uses technologies such as Java, Spring, MySQL, Kafka, Aerospike, ScyllaDb, Memcached, and more.

This role works with product managers and various engineering teams to deliver on priorities for the company, making a significant impact on a key revenue stream for the business.  You’ll be expected to take ownership of complex features, mentor engineers, and influence technical direction while collaborating with cross-functional partners across Product, Design, DevOps, Data Engineering and other teams. 

Note: GumGum fosters a flexible work environment, offering GumGummers the ability to work either in-office or remotely/from home. For this position, in-person/office collaboration is required 2 days per week, supporting a balanced approach to flexibility and team engagement.

What You'll Achieve

• Lead the design, development, and delivery of complex features and high volume, high traffic web services written in Java, orchestrated with Spring, and using data from MySQL, ScyllaDB and Aerospike.
• Architect solutions with attention to performance, maintainability, and usability, solve ambiguous problems, and execute on a solution with a diverse team of engineers across various teams such as Data and Web.
• Setup integrations with supply and demand side partners.
• Understand ML models and integrate new optimization models into Ad Exchange.
• Mentor and support junior and mid-level engineers, fostering a culture of technical excellence, knowledge sharing, and continuous improvement.
• Write clean, maintainable, and well-tested code following best practices as a model for other team members.Investigate and resolve production issues, ensuring application reliability and performance.
• Collaborate with Product and internal stakeholders to identify, prioritize and develop new features and improvements for our products, as well as provide support for any stakeholder issues.
• Improve the performance of the Ad Exchange, reducing latency and infrastructure cost.
• Take a leadership role in actively reviewing other teammates’ code and provide insightful feedback.
• Develop a deep understanding of the advertising industry as required to be able to make decisions about our technical approach and provide our users with more efficient applications.
• Use technology innovatively to implement various ad tech features, privacy frameworks and setup integrations with external partners
• Contribute to internal documentation, technical blogs, or presentations to elevate engineering visibility and learning.

Skills You'll Bring

• B.S. in Computer Science preferred or equivalent experience.
• 6+ years of experience as an engineer with understanding of programming languages, preferably Java and Spring Framework
• A history of successfully shipping products into production
• Experience in taking ownership of end to end product implementation and providing stakeholder updates
• Preferred experience in a high volume transaction system > 100k transactions/second
• Experience in Ad Tech, CTV and Real-Time bidding is a plus
• Excellent communication skills and demonstrated ability to work with cross-functional teams across timezones, including remote collaboration
• Fast learner with excellent problem-solving skills in highly complex multi-threaded applications
• Experience working with AWS and distributed systems such as Kafka, Aerospike or equivalent large scale data storage/processing systems
• Experience with MySQL or similar RDBMS systems
• Analytical thinking and understanding complex logic
• An understanding of RTB (Real Time Bidding protocol)
• Experience working with Git, Gradle, and CI/CD delivery pipelines

What We Offer

At GumGum, competitive base pay is a part of a total rewards package which also includes benefits, an emphasis on recognition, development, and wellness. The reasonable estimated base pay range for this role is from $172,000-198,000 annually.  The actual amount may be higher or lower. Individual compensation will vary based on factors including, but not limited to, relevant qualifications, work location, and labor market conditions.

The total rewards package offered also includes an employer-matched 401(k) retirement plan, and depending on the role, participation in a bonus, commission, or stock incentive program. Your recruiter can share more specifics during the hiring process. Learn more about our U.S. benefits & perks package at gumgum.com/benefits.