Sr. Software Engineer; Python or GoLang - Tier 2 - Onsite X NY - FreeWheel

Job Summary

The Sr Software Engineer (Tier‑2) is responsible for the availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning for Free Wheel platforms, with a primary focus on the Ad Serving platform. This role supports and enhances the core Ad Serving systems responsible for ad decisioning, campaign delivery, targeting, and request processing. The engineer will play a key role in supporting customer‑facing issues, understanding customer traffic patterns and platform behavior, and driving end‑to‑end operational support for critical Live Events.

You will develop deep expertise in the business domain, system architecture, and application workflows to effectively troubleshoot issues, resolve complex break/fix scenarios, and proactively improve system reliability. This includes building automation tools, enhancing troubleshooting capabilities, driving operational efficiency, and continuously improving platform observability and operational processes. The role requires strong collaboration with engineering, client services, and external partners to deliver successful technical solutions while improving customer satisfaction.

Works with limited supervision and independently determines approaches for non‑routine challenges.

• Provide Tier‑2 support for the Ad Serving platform, including troubleshooting customer issues related to ad delivery, targeting, campaign execution, and request processing
• Drive end‑to‑end operational support for Live Events, including proactive monitoring, cross‑functional coordination, issue tracking, stakeholder communication, post‑event summaries, and operational reporting
• Own and contribute to the development and maintenance of Ad Serving services and components
• Develop a strong understanding of business logic, system architecture, and customer workflows to effectively diagnose and resolve issues
• Serve as a subject matter expert for customer usage patterns, identifying gaps and driving improvements to platform reliability and performance
• Build automation tools and scripts to improve troubleshooting, reduce manual effort, and increase operational efficiency
• Collaborate with project stakeholders to identify product and technical requirements and determine integration needs
• Debug, analyze, and optimize code across distributed systems to resolve complex technical challenges
• Partner with engineering, vendors, and client services to deliver scalable and reliable technical solutions
• Support critical production operations and incidents, ensuring minimal disruption and rapid incident response
• Improve customer satisfaction by reducing issue resolution time and enhancing platform reliability
• Contribute to process improvements and operational best practices across engineering and support workflows
• Participate in release cycles, including planning, testing, monitoring, and post‑release validation
• 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

• Strong coding, debugging, and troubleshooting skills in Go (Golang) and/or Python
• Experience developing, operating, and troubleshooting distributed, high‑throughput backend services
• Familiarity with distributed systems, microservices, and low‑latency service architectures
• Proficiency in SQL and database design
• Experience supporting applications in cloud environments (AWS or OCI), including hands‑on experience with AWS services such as VPC, EC2, S3, IAM, Route 53, and Lambda
• Experience with automation, monitoring, and observability tools
• Familiarity with CI/CD and SDLC tools (Docker, Kubernetes, Jenkins, Git, Ansible)
• Strong Linux, networking, and infrastructure fundamentals
• Working knowledge of cybersecurity best practices, including secure configurations and incident response

• Strong customer‑first mindset with the ability to translate technical issues into business impact
• Ability to quickly learn business context and system…