Software Engineer II

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 (30 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 owners and various engineering teams to deliver on priorities for the company, making a significant impact on a key revenue stream for the business. This role will maximize revenue by optimizing the pricing and other factors involving Real-Time Bidding.
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

• Design high volume, high traffic web services written in Java, orchestrated with Spring, and using data from MySQL, ScyllaDB and Aerospike.
• Integrate machine learning models to Ad Exchange using MLeap or similar model integration frameworks.
• Improve KPIs such as Bid Rate, Net Revenue and Margin by using Machine Learning algorithms.
• Engage in technical design discussions, solve ambiguous problems, and execute on a solution with a team of engineers across teams including Ad Exchange, Data Engineering, Web Engineering, and Data Scientists.
• Improve performance of the Ad Exchange, reducing latency and infrastructure cost.
• Setup integrations with supply and demand side partners.
• 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.
• Work with other Engineering teams, ensuring requirements are considered and met for cross team projects.

Skills You'll Bring

• B.S. in Computer Science preferred or equivalent experience
• 2-5 years of experience as a developer with understanding of programming languages, preferably Java and Spring Framework
• A history of successfully shipping products into production
• Preferred experience in a high volume transaction system > 100k transactions/second
• Preferred experience working with Machine Learning Teams and integrating models into high throughput systems
• Experience in Ad Tech and Real-Time bidding is a plus
• Excellent communication skills and demonstrated ability to work with cross-functional teams across timezones 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, understanding complex logic and data science methodologies to contribute meaningfully to ML model integration and optimization
• Experience working with Git, Gradle, and CI/CD delivery pipelines
• Takes initiative to suggest thoughtful improvements and drive continuous optimization

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 pay range for this role is from $148,000 - $167,500 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.