Job Description

Sr. GoLang OR C++ Developer - Chicago, IL or Reston, VA- ONSITE (4 days a week) at Comcast Corporation summary:

The Senior GoLang or C++ Developer at FreeWheel, a Comcast company, is responsible for designing, developing, and managing highly scalable, secure, and optimized cloud-based advertising infrastructure primarily on AWS. The role involves collaborating with global engineering teams, implementing security best practices, supporting business requirements, and ensuring high availability and performance of large-scale ad delivery services. Candidates must have strong software development skills, expertise in C++, GoLang, cloud technologies, and distributed systems, with a focus on innovation, teamwork, and adapting to a dynamic global environment.

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

We are looking for a savvy Engineer 4 to join our growing engineering team in Freewheel. If you’re excited to work with a tightly knit team of software engineers solving hard problems the right way using cutting-edge, this opportunity is for you. Our engineering team works on offering the world-class real-time ad delivery service that delivers billions of advertisements globally, with robust quality, high engineering/cost efficiency and technical excellence. We look forward to having you as a new member of this passionate and collaborative global team.

Job Description

Core Responsibilities

• Develop and manage highly scalable and reliable infrastructure on AWS, ensuring optimal performance and cost efficiency.
• Implement security best practices and ensure the integrity and compliance of the AWS infrastructure and containerized environments.
• Optimize application performance, scalability, and availability in the AWS cloud environment.
• Document and maintain software functionality.
• Support overall business requirements.
• Solve issues in technical way.
• Collaborate with global engineering and operations team to further incorporate collective innovations.
• Collaborate with cross-functional teams to gather requirements and translate them into technical designs and specifications
• 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.

Qualifications:

• Bachelor's in computer science or similar field of study
• 3 years or above of hands-on work in the field of Software development.
• Proficiency in C++ and network programming. GoLang is a plus.
• In-depth understanding of cloud, containerization and other related technologies, familiar with distributed architecture and commonly used middleware such as cache, message queue, Nginx, etc., good understanding of Linux/Unix, with excellent data structure and algorithm foundation
• Experience in large-scale online service design, development and operation and maintenance is preferred
• Experience with large system software design and development.
• Demonstrated expertise in problem solving and technical innovation.
• Strong passion with learning/practicing new technics.
• Knowledgeable about SDLC, Agile and Software Engineering Methodology.
• Team working skills, good communication skills, willingness to work under pressure.
• Have strong ability and persistence on technical support.
• Have ability to work close with global teams and accept additional working time besides normal working hours to have meeting or co-working with global teams.

Why Join FreeWheel?

Cutting-Edge Technology: Work with modern data stacks, cloud platforms, and real-time processing frameworks.

Innovation-Driven Culture: Collaborate with top engineers, data scientists, and industry leaders shaping the future of ad tech.

Growth & Impact: Solve complex, large-scale data challenges with tens of billions of daily events in a high-impact role.

Flexible & Inclusive Work Environment: We value diverse perspectives, work-life balance, and professional development.

About FreeWheel:

FreeWheel, a Comcast company, is a global leader in advanced advertising technology, enabling seamless transactions across screens, data types, and sales channels. Operating in nine countries, FreeWheel powers global ad insertion and recently launched Universal Ads , a cross-publisher TV advertising platform in collaboration with major media players like NBCUniversal, Warner Bros. Discovery, and Roku. Committed to innovation, inclusivity, and professional growth, FreeWheel fosters a dynamic work environment where diverse perspectives thrive while shaping the future of premium video advertising.

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.

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.

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.

Skills:

Leadership; Technical Requirements; Design Processes

Salary:

Primary Location Pay Range: $126,788.71 - $190,183.07

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 thecompensation and benefits summaryon 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.

Relevant Work Experience

7-10 Years

Keywords:

GoLang, C++, AWS, Cloud Infrastructure, Ad Tech, Software Development, Distributed Systems, Containerization, Scalable Architecture, Real-time Ad Delivery

Job Tags

Full time, Work experience placement, Flexible hours, Night shift, Weekend work,

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