Six Figure Work

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

Comcast

Company websitecomcast.com (Comcast, opens in new tab)

Base salary $129,516  to $194,274

Employer-published annual base salary, USD. Advertised base range in Chicago, IL +1 more

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  • LocationChicago, IL +1 more
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (1 h ago) · observed since
All places named
  • Chicago, IL
  • 350 N. Orleans St 1300N

About this job

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.

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 looking for a Sr Backend Python Developer to join our team. You will be responsible for planning and designing new software and web applications. Analyze tests and assists with the integration of new applications. Oversee the documentation of all development activity. Train non-technical personnel. Assist with tracking performance metrics. Provide guidance and support to other engineers. Integrate knowledge of business and functional priorities. Act as a key contributor in a complex and crucial environment.

Job Description

Responsibilities:

  • Collaborates with project stakeholders to identify product and technical requirements. Conducts analysis to determine integration needs.
  • Designs new software and web applications, supports applications under development and customizes current applications. Develops software update processes for existing applications. Assists in the roll-out of software releases.
  • Trains junior Software Development Engineers on internally developed software applications.
  • Oversees the researching, writing and editing of documentation and technical requirements, including software designs, evaluation plans, test results, technical manuals and formal recommendations and reports.
  • Keeps current with technological developments within the industry. Monitors and evaluates competitive applications and products. Reviews literature, patents and current practices relevant to the solution of assigned projects.
  • Assists with technical leadership throughout the design process and assists in guidance with regards to practices, procedures and techniques. Serves as a guide mentor for Software Development Engineers.
  • Assists in tracking and evaluating performance metrics. Ensures team delivers software on time, to specification and within budget.
  • Works with Quality Assurance team to determine if applications fit specification and technical requirements. Tests and evaluates systems, subsystems and components.
  • Acts as a technical contact and liaison for outside vendors and/or customers.
  • Presents and defends architectural, design and technical choices to internal and external audiences.
  • 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.

The Ideal Skillset:

  • 4+ Years of experience working with Python and Django.
  • Experience creating/developing RESTful API's using Django.
  • Experience with PHP
  • Experience with Kubernetes/EKS, AWS, owning production deployments at scale for critical backend services.
  • Bachelor's degree in Computer Science or relatable technical field or experience equivalent.

BONUS POINTS:

  • AdTech or Advertising experience.

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

Back-End Development, Collaboration, Design

Compensation

Illinois Pay Range: $129,515.93 - $194,273.89Comcast 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 (Required)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

7-10 YearsComcast 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.

Source: Comcast on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($129,516) is above 32% of the 158 Software Engineering roles in Illinois listed on this site; 1 other lists the same floor. Their median floor is $141,850; the middle half runs from $120,075 to $175,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 5, 2026.

This range next to 6 other live Comcast roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Comcast roles with the nearest advertised base floor
RolePublished base
Senior Backend Software Engineer (Python or PHP) - Chicago - ONSITE 2X Week- FreeWheel (this listing)$129,516 - $194,274
Sr Software EngineerFrom $129,516
Senior Software Engineer (Python, Java, C++, or GoLang) - Chicago, IL- ONSITE 2X Week- FreeWheel$129,516 - $194,274
Lead Software Engineer- Englewood, CO or Sunnyvale, CA- ONSITE 4X Weely- FreeWheelFrom $130,996
Solutions Architect - FreeWheel - (AdTech) - NYC$126,050 - $189,075
Product Manager$125,205 - $187,807
Product Manager, Buyer Cloud, Freewheel$125,205 - $187,807

Same $100K to $400K scale as every card. All Comcast roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-10-30
Where this pay comes from

Location as the employer wrote it: IL - Chicago, 350 N. Orleans St 1300N

Illinois Pay Range: $129,515.93 - $194,273.89

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.