Comcast Advertising
We helps brands connect with their audiences using advanced data.

C++ Software Engineer

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Employer Provided Salary: 82,220-192,703 Annually
Salary data is provided by the employer. Please note this is not a guarantee of compensation.

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
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. Beeswax is looking for a Software Engineer 3 to join our Beeswax Ad Serving team. The Ad Serving system is the backbone of the Beeswax 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

  • C++ experience is required for this position
  • 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.

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.
Minimum Qualifications and Requirements

  • 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.
  • Comfort 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.
  • Respect and promote inclusion & diversity.
  • Do what's right for each other, our customers, investors and our communities.


  • 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.

Comcast is proud to be 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. Comcast will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law, including the Los Angeles Fair Chance Initiative for Hiring Ordinance and the San Francisco Fair Chance Ordinance.
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.
Relevant Work Experience
5-7 Years
National Pay Range: $82,219.87 USD-$192,702.83 USD
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. 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.

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What are Comcast Advertising Perks + Benefits

Comcast Advertising Benefits Overview

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, not just generous paid time off programs, but also 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.
Here's a look at just some of the benefits and perks we make available to our US-based employees.

Volunteer in local community
Partners with nonprofits
Open door policy
Employee resource groups
Employee-led culture committees
Quarterly engagement surveys
Hybrid work model
Summer hours
President's club
Employee awards
Dedicated diversity and inclusion staff
Highly diverse management team
Diversity manifesto
Diversity employee resource groups
Hiring practices that promote diversity
Diversity recruitment program
Health Insurance + Wellness
Flexible Spending Account (FSA)
Disability insurance
Dental insurance
Vision insurance
Health insurance
Life insurance
Pet insurance
Wellness programs
Mental health benefits
Transgender health care benefits
Financial & Retirement
401(K) matching
Company equity
Employee stock purchase plan
Performance bonus
Charitable contribution matching
Child Care & Parental Leave
Childcare benefits
Generous parental leave
Family medical leave
Adoption Assistance
Return-to-work program post parental leave
Fertility benefits
Vacation + Time Off
Generous PTO
Paid holidays
Paid sick days
Flexible time off
Floating holidays
Bereavement leave benefits
Office Perks
Commuter benefits
Company-sponsored outings
Professional Development
Job training & conferences
Tuition reimbursement
Lunch and learns
Promote from within
Mentorship program
Continuing education stipend
Personal development training

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