Jobs and Careers
OP

Software Engineer III Python

OpenX
US - Remote, United StatesRemotefull_timeVerifiedPosted 19 Jul 2025

About the role

Company at a GlanceOpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
We are seeking a talented, communicative, and curious Software Engineer (Python) in the Western US (PT or MT) to join our talented, remote-first US team.
An ideal candidate is:Open-minded: Eager to give and receive feedback, comfortable with failing fast, and quick to adapt.Proactive: Driven to find effective and satisfying solutions.Self-motivated & Organized: Capable of managing their own work and priorities.
About Our Team:The Results by OpenX team works with Data Science and other Engineering teams to create and maintain the platform that enables our customers to utilize our growing suite of AI models.  You will have the opportunity to work closely with a team of SWEs and SDETs focusing on different domains (both frontend and backend), making impactful changes to our products.
Key Responsibilities:Apply strong understanding of system architecture and critical components to build scalable and maintainable software Design high-performance, distributed, low-latency systems Architect, create, and deliver new features and functionalityWork with Product to drive the requirements, and own the project end-to-endAnalyze and improve the efficiency, scalability, and stability of servers and processesWrite clean, reusable, readable, and testable code following team coding standardsDesign for testability, and contribute to test plans by writing robust unit, component, and integration testsParticipate in code reviews, providing high-quality and constructive feedback
Required Qualifications:5+ years of working experience with Python in a software engineering roleBachelor’s degree in Computer Science or equivalent experience; we’re open to non-traditional paths with strong engineering fundamentalsExperience with database system designAct as a technical lead on small to medium-sized initiatives, coordinating efforts and ensuring delivery qualityAbility to clearly articulate technical designs, trade-offs, and implementation details to teammates and stakeholdersProactively address technical debt and recommend refactoring strategies
Preferred Qualifications:Experience in digital media, marketing technology, or advertising technologyStrong understanding and application of data engineering and data warehousing best practicesFamiliarity with AI-assisted development tools like Cursor and CopilotExperience working in cloud-native environments (ask us about our migration to Google Cloud Platform!) using Kubernetes, Docker, and CI/CD pipelinesBe excited to work with emerging technologies and complex projectsFluently speak algorithms, data structures, and platformsExperience with the Python Pandas libraryPursuant to any state, local ordinance, or local hiring regulations, we will consider for employment any qualified applicant, including those with arrest and conviction records, in a manner consistent with the applicable regulation. 
OpenX is committed to fair and equitable compensation practices. For all applicants, the base salary range is noted above, per year + bonus + equity + benefits. A candidate’s salary is determined by various factors including, but not limited to, relevant work experience, skills, and certifications. 
A summary of our benefits, which include medical, dental, vision, 401k, equity and more, can be viewed here: https://www.openx.com/company/careers/ A candidate’s salary is determined by various factors including, but not limited to, relevant work experience, skills, and certifications.  
OpenX VALUESOur five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.
WE ARE ONEWe are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

OpenX

View company profile →