Senior AdTech Software Engineer — Cloud-Native & Data

Warner Bros. Discovery; New York (NY); On-site; USD 132,000 - 244,000; Full time

Job summary

Warner Bros. Discovery is seeking a Senior Software Engineer in New York to design and deliver scalable, cloud-native solutions powering our advertising technology stack. You will build services for ad-serving, campaign management, and identity systems, and develop APIs with AdTech partners.

Design ETL pipelines using Spark/Kafka for real-time processing, modernize legacy platforms, and ensure observability, security, and compliance. Collaborate across teams and mentor juniors.

Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or related field.
• 5+ years in software engineering, with exposure to AdTech or large-scale distributed systems.
• Hands-on expertise with Java, Scala, or Python. Experience with cloud platforms (AWS/GCP/Azure). Strong knowledge of SQL and NoSQL databases. Familiarity with big data tools (Spark, Kafka) and streaming architectures.
• AdTech Domain Knowledge: familiarity with advertising workflows including forecasting, yield optimization, identity, and campaign execution.
• Collaboration & Mentorship: ability to partner with data scientists, product, and platform engineering, while mentoring junior engineers.

Responsibilities

• Build and maintain services for ad-serving, campaign management, and identity systems.
• Develop APIs and integrations with third-party AdTech partners and data providers.
• Design and implement ETL pipelines and real-time data processing for ad performance, forecasting, and yield optimization.
• Work with big data frameworks (Spark, Kafka) to handle large-scale datasets.
• Contribute to migration of legacy systems to modular, cloud-native architectures.
• Implement observability, security, and compliance best practices.
• Partner with product and operations teams to align technical solutions with business goals.
• Share best practices and mentor junior engineers when needed.

Skills

Java

Scala

Python

Cloud platforms

SQL

NoSQL

Spark

Kafka

Education

Bachelor's degree in Computer Science or related field

Master's degree in Computer Science or related field

Tools

AWS

GCP

Azure

Job description

Warner Bros. Discovery is seeking a Senior Software Engineer in New York to design and deliver scalable, cloud-native solutions powering our advertising technology stack. You will build services for ad-serving, campaign management, and identity systems, and develop APIs with AdTech partners.

Design ETL pipelines using Spark/Kafka for real-time processing, modernize legacy platforms, and ensure observability, security, and compliance. Collaborate across teams and mentor juniors.