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The Trade Desk Logo

Senior Software Engineer - Custom Solutions

The Trade Desk

$124,900 - $228,900
Sep 11, 2025
Bellevue, WA, US • San Jose, CA, US • Ventura County, CA, US
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The Trade Desk is looking to solve the problem of extending its platform's capabilities, with a focus on quality, reusability, and customer success, by designing and building custom solutions that drive advanced campaign optimization, actionable analytics, and robust data operations at global scale.

Requirements

  • Deep experience designing and building large-scale, distributed systems across client-facing applications, backend services, and data workflows
  • Proven ability to own architecture and technical direction for complex, end-to-end systems
  • Strong knowledge of data processing frameworks and workflows, with experience scaling systems for data-intensive workloads
  • Proficiency in one or more programming languages such as Python, Java, C, or Scala
  • Solid understanding of data modeling concepts and experience with relational and cloud data warehouses (e.g., Snowflake, Vertica)
  • Familiarity with big data technologies (e.g., Apache Spark, Kafka) and best practices for building resilient, high-performance systems
  • Track record of leading and completing projects with high levels of technical ambiguity while mentoring and growing peers

Responsibilities

  • Drive architecture and design for end-to-end systems within Custom Solutions, influencing platform patterns and best practices across teams
  • Develop custom APIs and backend services that integrate seamlessly with the core platform
  • Optimize data storage, retrieval, and API performance for global-scale programmatic workloads
  • Apply best practices in software engineering across the stack for scalability, maintainability, and resilience
  • Create and maintain data processing workflows and automation solutions to support large-scale advertiser operations
  • Collaborate with data scientists to integrate productionized models and algorithms into full-stack systems for advanced bidding and analytics
  • Implement monitoring, logging, and observability across frontend and backend systems to maintain reliability and performance

Other

  • 7+ years of software development experience, with significant experience building and scaling production systems
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent experience
  • Strong communication skills for aligning technical decisions with business priorities across technical and non-technical stakeholders
  • Ability to work in CO, CA, IL, NY, WA, and Washington DC
  • Ability to learn quickly and find solutions to complex problems