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Senior Backend Software Engineer - Performance Pacing Squad

MNTN

Salary not specified
Aug 29, 2025
Remote, US
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MNTN is looking to streamline workflows and drive new solutions in their advertising software by enhancing efficiency with AI, while maintaining a people-first approach. They need to scale out microservices to ensure high performance and reliability for their distributed pacing and ad delivery systems.

Requirements

  • 5+ years of experience building distributed systems using Kotlin and Python
  • Expertise in non-relational and relational databases, including SQL, schema design, indexing, and performance tuning
  • Demonstrated experience with microservices architecture in production environments
  • Comfort working across tech stacks, including systems written in Rust, Python, and data platforms like PySpark
  • Familiarity with Kafka or other high-throughput messaging systems
  • Practical experience on cloud platforms such as GCP or AWS
  • Strong understanding of Linux/UNIX environments and developer tooling (e.g., Git, CI/CD)

Responsibilities

  • Design, build, and maintain Kotlin APIs and backend services that power MNTN’s distributed pacing and ad delivery systems
  • Own critical infrastructure that drives optimization decisions across multiple campaigns and audiences
  • Raise the bar for engineering quality and team culture through peer reviews, mentorship, and strong technical leadership
  • Scale out microservices to ensure high performance and reliability
  • Continuously optimize and evolve existing services for better performance and maintainability
  • Collaborate cross-functionally with Business and Project Leads to communicate complex technical concepts and translate business requirements into scalable solutions

Other

  • A product mindset, with curiosity about how your work impacts customers and how systems perform at scale
  • Enthusiastic about using AI tools in your workflow to enhance productivity
  • Big plus: exposure to OpenRTB, DSP, or ad delivery optimizations
  • 100% remote within the US
  • Flexible vacation policy