C++ Software Engineer- 2 Days Onsite- Chicago- FreeWheel

Comcast

Chicago, USonsite$110k-$165k/yrPosted Jun 22, 2026
Posting intelligenceActively listedReposted 68×, possible evergreen/ghost posting

Skills

c++rustjavadspgo

About the role

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.

Job Summary Job Description Summary 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.

FreeWheel is looking for a C++ Software Engineer to join our Buyercloud (formerly Beeswax) Ad Serving team. The Ad Serving system is the backbone of the Buyercloud platform. It listens to billions of ad auctions per day, decides which of our hundreds of customers should participate, and executes complex bidding strategies to provide optimal results, in milliseconds

Job Description

Responsibilities:

Design and build data-driven and model-driven features for our customers to execute their marketing campaigns effectively.

Scale our distributed application and infrastructure to the next level.

Optimize algorithms and software architectures to save cloud hosting costs.

Support and extend the observability stack to capture and alert on any issues.

Participate in on-call rotations and be an escalation contact for service incidents.

Write systems documentation, playbooks, and other instructional manuals.

Other duties and responsibilities as assigned.

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.

Job Knowledge, Skills, and Abilities:

Communication: Speak, listen, and write in a clear, thorough, and timely manner using appropriate and effective communication tools and techniques. Be transparent.

Organization: Set priorities, track work, be transparent.

Analyze: Effective at looking at data to inform an approach or decision.

Creativity: Develop new and unique ways to improve operations of the organization and to create new opportunities.

Solve Problems: Assess problem situations to identify causes, gather and process relevant information, generate possible solutions, and make recommendations and/or resolve the problem.

Working conditions

The Software Engineer 3 must successfully work with team members located in multiple remote locations and time zones. Working conditions agree with conditions described within FreeWheel’s company handbook unless explicitly noted in this document.

Preferred Qualifications:

Bachelor's or master's degree in computer science, engineering, or a related technical field, or equivalent practical experience.

Five years of software engineering experience.

A deep understanding of what it means to build systems at scale.

Experience with optimizing performance, scaling and data modeling.

A strong grasp of software architecture.

Significant experience with compiled languages, such as C++, Java, Rust, and Go. C++ is the ideal preference.

Experience working in a Linux ecosystem.

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 customer feedback into the company by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.

Drive results and growth.

Support a culture of inclusion in how you work and lead.

Do what's right for each other, our customers, investors and our communities.

Disclaimer: This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.

Skills Communication, Software Engineering, System Designs

Compensation Primary Location Pay Range: $109,759.26 - $164,638.89

Comcast intends to offer the selected candidate base pay within this range, dependent on job-related, non-discriminatory factors such as experience. The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.

Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. Additionally, Comcast provides best-in-class Benefits to eligible employees. We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality – to help support you physically, financially and emotionally through the big milestones and in your everyday life. Please visit the compensation and benefits summary on our careers site for more details.

Education Bachelor's Degree

While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.

Certifications (if applicable)

Relevant Work Experience 5-7 Years

Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.

Compensation

This Software Engineer role pays $110k-$165k/yr. Within typical range for software engineer roles in United States.

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