Senior Software Engineer, Core Platform

Reddit, Inc.

Senior Software Engineer developing and optimizing APIs for Reddit's Core Platform team. Leading technical efforts and mentoring junior engineers while supporting major scaling solutions for the platform.

Posted 6/23/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $190,800 - $267,100 per yearWebsite

Tech Stack

Tools & technologies

Distributed SystemsGoPython

About the role

Key responsibilities & impact

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 hundreds of thousands 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.

Requirements

What you’ll need

Software development experience in Golang or Python
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.
Familiarity with API platform service architectures.
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.

Benefits

Comp & perks

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

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

GolangPythonAPI developmentdistributed systemsscalabilitymedia performance optimizationclean codemaintainable codewell-tested code

Soft Skills

communicationmentoringcoachingcollaborationremote teamwork