Senior Software Engineer

Summary

Join the Ad Exchange engineering team at GumGum as a Senior Software Engineer to maximize revenue for one of the core business lines by optimizing millions of Real-Time Bidding auctions and implementing algorithms to increase bid rates from Demand Side Platforms.

Requirements

• B.S. in Computer Science or equivalent experience
• 3-5 years as a senior engineer with expertise in Java, Spring, AWS, Kafka, DynamoDB, CI/CD, and Git
• Strong experience with high-volume AdTech and RTB systems
• Proven experience in AdTech product implementation and transaction systems (>100k transactions/sec)
• Understanding of the Real-Time Bidding protocol (RTB)
• Familiar with multi-threaded applications, distributed systems, and RDBMS
• Excellent problem-solving, communication, and organizational skills, with a proactive, collaborative approach

Responsibilities

• Develop and Optimize Web Services: Design high-traffic web services using Java, Spring, MySQL, Scylla (Cassandra), and DynamoDB, with a focus on performance, latency reduction, and cost optimization on AWS
• Real-Time Bidding (RTB): Work with machine learning and distributed computing to enhance RTB metrics and build algorithms to optimize key KPIs like Fill Rate, TMAX, Win Rate, Revenue, and Cost
• Collaborate on AdTech Features: Innovate in ad tech, implementing privacy frameworks and partner integrations. Lead cross-functional discussions and collaborate with Ad Server, Data, and Web Engineering teams
• Product Development: Partner with Product teams to develop new features and resolve stakeholder issues