Junior Backend Software Engineer (Python or PHP) - Chicago - ONSITE 2X Week

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we’re making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world.

FreeWheel’s mission is to build great advertising software. We offer the most extensible and transparent advertising buying platform in the world, operating at a massive global scale. We don’t just operate a Demand Side Platform (DSP) – we are the platform that powers hundreds of DSPs! As a result, we process trillions of transactions to satisfy millions of dollars’ worth of advertising campaigns every month. Our employees enjoy a culture of transparency and one with many challenging problems to solve. We value moving fast, building high-quality reliable software, and supporting each other in the service of driving success for our customers’ businesses. Buyer Cloud (formerly Beeswax) is responsible for building and maintaining the services necessary to set up, configure, manage, monitor, and execute DSP digital real-time bidding campaigns. The App team focuses on APIs, support tools, and ad serving systems, supporting FreeWheel Engineering by enabling efficient and scalable programmatic advertising operations. We are seeking a Backend Python Developer to join our team. In this role, you will design, develop, and integrate backend solutions that support business needs and solve moderately complex technical challenges. You will contribute throughout the Software Development Life Cycle (SDLC), including requirements analysis, development, testing, deployment, and application integration. You will apply engineering best practices to deliver high-quality, reliable software and help improve system performance and operational excellence. Working collaboratively with teammates, you will participate in code reviews, provide constructive feedback, and contribute to maintaining strong engineering standards across the team.

Responsibilities: Writing and maintaining efficient code for software components, adhering to best practices in development Supporting the design and development of new software applications aligned with business objectives Implementing testing frameworks for software validation, including unit and integration tests, to ensure quality Documenting the software development process, including design and deployment procedures, to facilitate knowledge sharing Analyzing software integration needs and planning system architecture to meet technical specifications Reviewing current practices and technical literature to inform project solutions and applying engineering methodologies Working with Quality Assurance to ensure applications meet technical requirements and fit specifications Troubleshooting software issues, providing resolutions to enhance application performance and user satisfaction Consistent exercise of independent judgment and discretion in matters of significance. Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) as necessary. Other duties and responsibilities as assigned. Employees at all levels are expected to: Understand our Operating Principles; make them the guidelines for how you do your job. Own the customer experience think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services. Know your stuff be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences. Win as a team make big things happen by working together and being open to new ideas. Be an active part of the Net Promoter System a way of working that brings more employee and