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Junior C++ or Python Engineer (AdTech)- Chicago, IL or Denver, CO- ONSITE 4 X Week

Comcast
United Statesfull_timeVerifiedPosted 16 Oct 2025
πŸ’° $143,091/yr($91,058/yr – $143,091/yr)

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

Are you passionate about algorithms, performance profiling, and high scalability? Are your interests at the intersection of technology and business? Do you enjoy working with a highly collaborative and motivated team?

As a Software Engineer on the Ad Serving team here at FreeWheel, you will utilize your technical and business skills to help advertisers find their intended audiences cost-effectively, around the clock, and around the world.

The Ad Serving system is the backbone of FreeWheel's demand side platform (DSP) advertising business. 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

Required Skills:

  • 1+ years of professional experience with C++ or Python

  • Bachelor's Degree in a Technical Field.

Nice to Have:

  • Experience in the AdTech Industry.

Core Responsibilities

  • Provide technical leadership in designing, developing, maintaining, and troubleshooting servers and cloud-based systems

  • Write, maintain, and deploy cloud-based software and distributed computational systems using the Linux operating system

  • Develop software and software architecture using C++

  • Plan and execute the development, testing, and deployment of new software features and improvements to cloud- based software infrastructure; work with scalable design patterns

  • Use data warehouses including Snowflake, and distributed databases, including Aerospike

  • Analyze and optimize algorithm performance; document all development activity

  • Research, write, and edit documentation and technical requirements, including software designs, evaluation plans, test results, technical manuals, and formal recommendations and reports

  • Monitor and evaluate competitive applications and products; review literature, patents, and current practices relevant to the solution of assigned projects

  • Collaborate with project stakeholders to identify product and technical requirements; conduct analysis to determine integration needs

  • Work with the Quality Assurance team to determine if applications fit specification and technical requirements

  • Review code

  • Disseminate software best practices.

  • 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) and overtime 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 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

Collaborating, Python (Programming Language), Software Development

Compensation

Primary Location Pay Range: $91,057.68 - $136,586.52

This job can be performed in Denver Campus with a Pay Range of $91,057.68 - $143,090.64

Comcast intends to of

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Company

Comcast

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