Staff Software Engineer, ML Ranking Platform

Reddit; Myrtle Point (OR); Remote; USD 230,000 - 322,000; Full time

Job summary

A leading social media platform seeks a Staff Software Engineer to lead the technical vision for backend ML systems. You will design robust, scalable ranking systems, mentor teams, and collaborate across departments in a remote-friendly environment. Ideal candidates have 8+ years in software engineering and experience with distributed systems, MLOps tools, and strong communication skills. Competitive compensation includes equity options and comprehensive benefits.

Benefits

Comprehensive Healthcare Benefits

401k Matching

Workspace benefits

Professional development funds

Flexible Vacation

Paid Parental Leave

Paid Volunteer time off

Qualifications

• 8+ years of experience developing backend ML systems.
• Experience designing performant interfaces for ML systems.
• Strong attention to detail and project management skills.

Responsibilities

• Design and implement backend ML systems for personalized feeds.
• Work with ML engineers on scalable interfaces.
• Mentor and guide junior ML engineers.

Skills

Software engineering

Backend ML systems

Go

Python

C++

Distributed systems

MLOps tools

Organizational skills

Communication skills

Education

BS degree in Computer Science or equivalent

Job description

Overview

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 101M+ daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit redditinc.com.

Location

This role is completely remote-friendly. If you happen to live close to one of our physical office locations, our doors are open for you to come into the office as often as you’d like.

Team Description

At Reddit, our ML Ranking Platform is the brain behind how millions of people discover content every day. As a Staff Software Engineer, ML Ranking Platform, you will set (and lead) the technical vision for designing highly robust, scalable, reliable and performant ranking systems that power personalized feeds at Reddit scale. You’ll drive strategy, lead high-impact projects, and mentor teams building the ranking engines that balance speed, relevance, and reliability. Your work not only powers Reddit feeds; it’ll also shape how communities connect, grow, and thrive across Reddit!

You will partner with Engineering, Product, UX Research, and Product Design teams to push the boundaries of what\'s possible with these powerful language models.

Responsibilities

• Design and implement the next generation backend ML systems that power the personalized feeds on Reddit
• Work closely with ML engineers to design and implement scalable interfaces
• Explore new technologies that help grow our ML systems capabilities
• Champion and drive engineering processes and best practices
• Write efficient, scalable and maintainable code that will help us iterate quickly and safely
• Mentor and guide senior and mid-level ML engineers, fostering a culture of excellence, innovation, and knowledge sharing
• Drive technical discussions, present findings to leadership, and contribute to long-term ML planning and decision-making

Required Qualifications

• 8+ years of experience as a software engineer developing backend ML systems at scale, using Go, Python, C++ or any object oriented programming language
• Experience with building large-scale distributed systems and data intensive applications
• Experience with developing and improving MLOps tools such as deployment, automation, system diagnosis, reproducibility, model monitoring etc.
• Strong organizational skills with the ability to prioritize tasks and keep projects on schedule with a strong attention to detail
• BS degree in Computer Science, a similar technical field of study or equivalent practical experience
• Experience designing and implementing performant, stable, and maintainable interfaces for Machine Learning systems
• Familiar with software engineering best practices such as unit testing and code reviews, design, and documentation
• Entrepreneurial spirit. You are self-directed, innovative, and biased towards action in fast-paced environments. You love to build new things and thrive in ambiguity and even failure
• Excellent communication skills. You collaborate effectively with teams in a fully remote environment and discuss complex topics with technical and non-technical audiences

Benefits

• Comprehensive Healthcare Benefits
• 401k Matching
• Workspace benefits for your home office
• Personal & Professional development funds
• Family Planning Support
• Flexible Vacation (please use them!) & Reddit Global Wellness Days
• 4+ months paid Parental Leave
• Paid Volunteer time off

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 learn more, please visit redditinc.com/careers/.

To provide greater transparency to candidates, we share base pay 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 pay range for this position is: $230,000 — $322,000 USD

In select roles and locations, the interviews will be recorded, and transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out 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.

Reddit is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve. Reddit is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If, due to a disability, you need an accommodation during the interview process, please let your recruiter know.