Reddit
Technology & SoftwareDirect Greenhouse career site

Senior Software Engineer, Core Platform

Pay
$190,800 – $267,100 per year
Location
Remote (US)
Job type
Full-time
Level
Senior
Experience
5+ years
Listed
30 days ago

Skills & highlights for this role

  • distributed systems
  • GraphQL
  • gRPC
  • Kubernetes

Also useful

  • Thrift
  • Protobuf
  • AWS
  • GCP
  • HLS
  • MPEG-DASH
  • H.264
  • AV1

Stated benefits & perks

  • Health
  • 401k match
  • Parental leave
  • Pto

You will

  • 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.

You have

  • 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. You partner effectively with teams in a fully remote environment and discuss complex topics with technical and non-technical audiences.
  • 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 such as image scaling, cropping, and image formats like progressive JPEG, WebP, HTTP Live Streaming (HLS), MPEG-DASH, MP4, and other streaming protocols, as well as video compression standards (H.264, H.265/HEVC, VP9, AV1), and distribution from user origin, through CDN, to the user experience.

Benefits

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k with Employer Match
  • Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits
  • Flexible Vacation & Paid Volunteer Time Off
  • Generous Paid Parental Leave

#LI-Remote

Pay Transparency

This job posting may span more than one career level.

In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave.

To provide greater transparency to candidates, we share base salary ranges for all US-based job postings regardless of state. We set standard base pay ranges for all roles based on function, level, and country location, benchmarked against similar stage growth companies. Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below.

The base salary range for this position is: $190,800—$267,100 USD

In select roles and locations, the interviews will be recorded, transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out of recording, transcription and summarization prior to any scheduled interviews.

During the interview, we will collect the following categories of personal information: Identifiers, Professional and Employment-Related Information, Sensory Information (audio/video recording), and any other categories of personal information you choose to share with us. We will use this information to evaluate your application for employment or an independent contractor role, as applicable.

We will not sell your personal information or disclose it to any third party for their marketing purposes. We will delete any recording of your interview promptly after making a hiring decision. For more information about how we will handle your personal information, including our retention of it, please refer to our Candidate Privacy Policy for Potential Employees and Contractors.

About Reddit

Reddit is a community of communities. It's built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet's largest sources of information.

We are looking for a Senior Engineer to deepen our team's knowledge in ingestion, processing, storage, and distribution of media at global scale. You'll help us build, operate, and scale the media platform that powers Reddit for hundreds of millions of users around the world.

As a Senior Engineer on this team, you'll be a technical coach and mentor. You'll draw on your technical expertise to build Reddit's next generation media platform and to ensure all of our systems have high uptime and strong performance while working with your team to build a roadmap to match the needs of an ever growing engineering organization and to fuel the next wave of Reddit's growth.

Additionally, as part of The Core Systems & Libraries team you'll design, build, and run many critical foundational services, platforms, and libraries (media and non-media) that all engineering teams at Reddit rely on to serve our users and partners.

Join us and help build the future of Reddit!

Read the original posting

From Reddit's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

What is the salary for the Senior Software Engineer, Core Platform role at Reddit?

The Senior Software Engineer, Core Platform posting at Reddit states compensation of $190,800 – $267,100 per year. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on Reddit's official career site.

Where is the Senior Software Engineer, Core Platform job at Reddit located?

Yes, this Senior Software Engineer, Core Platform opening at Reddit is listed as Remote (US). Always check Reddit's application page for specific state eligibility or relocation policies.

What qualifications are required for Senior Software Engineer, Core Platform at Reddit?

For the Senior Software Engineer, Core Platform role, Reddit highlights 5+ years of relevant experience; experience with distributed systems, GraphQL, gRPC, Kubernetes. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Senior Software Engineer, Core Platform position at Reddit?

This listing links directly to Reddit's Greenhouse application page. You can apply directly on Reddit's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.