Comcast · 3 weeks ago
Senior GoLang Engineer - AdTech - High Performing, Real Time, Distributed Networks- Chicago, IL or Denver, CO- ONSITE 4X a Week
Chicago, IL
Full-time
Onsite
Mid, Senior Level
$130K/yr - $194K/yr
7+ years expComcast's FreeWheel provides comprehensive ad platforms for publishers, advertisers, and media buyers. The Senior GoLang Engineer will be responsible for planning and designing new software and web applications, overseeing development activity, and mentoring junior engineers while ensuring alignment with business objectives.
InternetTelecommunicationsTVVideoWeb Hosting
Responsibilities
Lead technical discovery and solution design by partnering with Product Management, Engineering leadership, and cross-functional stakeholders to translate complex business requirements into scalable, maintainable technical solutions
Apply deep, hands-on expertise in one or more major cloud platforms (AWS, OCI, Azure, or GCP), driving the adoption of best practices in automation, CI/CD pipelines, infrastructure as code, and cloud-native development
Demonstrate proficiency in multiple languages and platforms (e.g., Python, Java, JavaScript, Go), and lead by example in the use of modern build, containerization, and database technologies
Assume ownership for delivering end-to-end solutions which address business problems; proactively aligning engineering decisions with Freewheel’s strategic objectives and industry best-practices
Serve as a technical thought leader in 'buy vs. build vs. broker' evaluations, contributing to architectural reviews and guiding platform-level decisions across the broader engineering ecosystem
Champion the design and development of robust, scalable, and highly available software systems, balancing short-term delivery with long-term maintainability
Establish and enforce test automation standards, designing comprehensive unit and integration test suites to ensure reliability and reduce escaped defects
Drive adherence to and evolution of Freewheel’s engineering best practices, contributing to the refinement of design patterns, code quality standards, and review processes
Act as a mentor to junior and mid-level engineers, providing technical guidance, knowledge sharing, and support for professional development
Bring working knowledge or expertise in technologies such as Snowflake, Databricks, and Aerospike; exploring their application in data-intensive, mission-critical systems
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
Qualification
Required
Bachelor's or master's degree in computer science or a related field
3+ years of hands-on experience coding in Golang, Rust, Node.js, Python or Scala
2+ years of experience with microservices, Kubernetes, or EKS (AWS or OCI)
2+ years of experience with enterprise cloud services (e.g., S3, OCI Object Storage, EMR, Glue, EC2, ECS, OCI Compute, IAM, Lambda, CodeBuild, Athena, OCI Dataflow, Redis, ElasticSearch, RDS, Aurora, and Airflow)
Proficiency in CI/CD tools such as Jenkins, Terraform, or similar automation tools
Strong SQL skills with hands-on experience using data platforms such as Aerospike, Snowflake, Databricks, Spark, Presto, and EMR
Experience with monitoring tools like Datadog, Prometheus, Grafana, and ELK stack
Demonstrated ability to troubleshoot and resolve complex technical issues
Excellent communication and collaboration skills with the ability to work effectively across teams and regions
Ability to thrive in a fast-paced, dynamic environment with strong adaptability to changing priorities
Preferred
Experience in the advertising industry, particularly in audience targeting, is a plus
Benefits
Best-in-class Benefits
Company
Comcast
Comcast is a media and technology company that provides broadband internet, mobile services, and entertainment platforms. It is a sub-organization of SkyShowtime.
10001+ employees
H1B Sponsorship
Comcast has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (705)
2024 (561)
2023 (624)
2022 (750)
2021 (588)
2020 (583)
Funding
Current Stage
Public CompanyTotal Funding
$4.92BKey Investors
California Public Utilities CommissionMassachussetts Broadband InstituteMaine Connectivity Authority
2025-11-13Grant· $3.2M
2024-07-02Grant· $2.69M
2023-04-24Grant· $0.28M
Leadership Team
Neil Smit
President and Chief Executive Officer
Candy Lawson
SVP, Chief Compliance Officer and Senior Deputy General Counsel
Recent News
2026-01-07
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2026-01-07
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