Sr. Software Engineer (GoLang)- Chicago, IL or Reston, VA- ONSITE (4 days a week) Job at Xfinity, Chicago, IL

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  • Xfinity
  • Chicago, IL

Job Description

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 AdTech software. We are looking for an Engineer 4 to join our growing engineering team. If you’re excited to work with a tightly knit team of engineers solving hard problems using cutting-edge technologies from backend to frontend for large-scale distributed systems, and monitoring tools in the cloud, this opportunity is for you. Our Business engineering team works with large datasets from various sources to help the world’s largest programmers, measurement partners, and networks monetize their supplies. We build and maintain responsive, user-friendly interfaces using modern web technologies on a Cloud-Native platform built on AWS. Our people are the most important part of our business, especially our engineers. We seek bright, enthusiastic problem solvers who love challenges, constantly evaluate and question, and are passionate about shipping products that solve real problems. Job Description Core Responsibilities Lead in a specific technical field, develop the technical roadmap, and promote continuous optimization. Collaborate with Product Management and Engineering leadership to gather requirements. Interface with global engineering teams as needed. Utilize cutting-edge technologies to enhance workflow flexibility and API responsiveness. Develop technical and case design documentation. Participate in technical and testing design reviews. Implement software solutions following engineering standards. Develop and execute Unit Tests, Regression Tests, and Automation Tests based on test cases. Implement integration tests across component teams. Participate actively in code reviews. Incorporate instrumentation, monitoring, and alert mechanisms into software. Ensure software solutions are always available and up-to-date. Handle product alerts and provide support. Fix bugs as necessary. Upgrade components, libraries, and infrastructure as needed. Exercise independent judgment and discretion in significant matters. Maintain regular, punctual attendance; work nights, weekends, and variable schedules as required. Perform other duties as assigned. Qualifications Bachelor’s or Master’s degree in Computer Science or related field. 5-8 years of professional software development experience. Strong knowledge of software development principles, data structures, and algorithms. Experience with web development: HTML, CSS, JavaScript, React.js, SQL. Proficiency in Golang/Java and understanding of design patterns like GoF, MVC, SOLID, MVP, Flux. Knowledge of testing principles and tools such as Junit, Selenium, Cypress, JMeter, Jest, Mocha. Excellent problem-solving skills for frontend and backend, using tools like Browser Developer Tools, Go PProf, JStack, JMap. Good communication skills and ability to thrive in a fast-paced environment. Experience with Scrum, Jira, CI/CD tools, Git, Jenkins, and DevOps principles. Experience with RESTful APIs, microservices, Docker, Kubernetes, or cloud platforms is a plus. Experience developing large-scale web applications preferred. Employee Expectations Understand and adhere to Operating Principles. Own the customer experience and prioritize seamless digital interactions. Be enthusiastic about learning and advocating our technology and products. Collaborate effectively and be open to new ideas. Participate in the Net Promoter System and provide feedback. Drive results and growth. Promote inclusion and diversity. Act ethically for customers, colleagues, investors, and communities. Why Join FreeWheel? Work with modern data stacks, cloud platforms, and real-time frameworks; collaborate with top engineers and industry leaders; solve large-scale data challenges; enjoy a flexible, inclusive work environment that supports professional growth. About FreeWheel FreeWheel, a Comcast company, is a leader in advanced ad tech, enabling seamless transactions across screens and data types. Operating globally, we power ad insertion and launched Universal Ads, a cross-publisher TV advertising platform with major media companies. We are committed to innovation, inclusion, and professional growth, fostering a dynamic environment for shaping the future of premium video advertising. Disclaimer This overview provides a general idea of the role and is not exhaustive of all duties and responsibilities. Skills Back-End Development, Software Development, Technical Requirements Compensation Base pay range: $126,788.71 - $190,183.07. Additional benefits and rewards are provided, including bonuses and comprehensive benefits. For details, visit our careers site. Application Timeline Applications are accepted for 30 days from posting, subject to change based on applicant volume. Education & Certifications Bachelor's degree preferred; relevant experience or coursework considered. Certifications if applicable. Work Experience 7-10 years preferred. We are an equal opportunity employer, considering all qualified applicants without discrimination based on protected characteristics. #J-18808-Ljbffr Xfinity

Job Tags

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

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