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Senior Software Engineer, Core Platform

Reddit· Infrastructure
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New York City, NY$190.8k - $267.1kfull-timePosted 4mo ago

About the role

Senior Engineer focused on ingestion, processing, storage, and distribution of media at global scale. Build, operate, and scale Reddit’s media platform and foundational services used by all engineering teams.

Responsibilities

  • Develop and design new and innovative solutions to scaling Reddit
  • Build platform API projects that scale to the rest of the organization
  • Mentor and coach more junior engineers on your direct team to achieve our mission
  • Build, deliver, and operate services that scale to millions of transactions per second at 5+ 9’s of availability
  • Help us to optimize Reddit’s media experience for hundreds of millions of users across the world.

Qualifications

  • Strong software development experience in one or more general purpose programming languages; Python, Go or similar
  • 5+ years of experience with large-scale, mission-critical distributed systems
  • Excellent communication skills; ability to partner effectively with teams in a fully remote environment
  • Experienced with GraphQL, gRPC, Thrift, Protobuf, and the ability to design and implement maintainable APIs
  • Familiarity with Kubernetes and cloud platforms (AWS, GCP)
  • History of building clean, maintainable, and well-tested code
  • Media delivery expertise from back end systems to the user; experience optimizing media performance, scalability, and delivery by improving different stages of the stack
  • Familiarity with media processing and global media distribution; image processing and delivery technologies (image scaling, cropping, image formats like progressive JPEG, WebP, HLS, MPEG-DASH, MP4), streaming protocols, video compression standards (H.264, H.265/HEVC, VP9, AV1), and distribution from user origin through CDN to user experience.

Skills

Required:Programming languagesDistributed systemsAPI design

Benefits

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k with Employer Match
  • Global Benefit programs for workspace, professional development, caregiving support
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits
  • Flexible Vacation & Paid Volunteer Time Off
  • Generous Paid Parental Leave
Last updated Oct 14, 2026. Interested? Apply on the company site.
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