Greenhouse ·
full-timeSoftware Engineer
Reddit · San Francisco, CA
Reddit hosts thousands of interest‑based communities where users submit, vote, and comment on topics they care about. The Software Engineer position focuses on building the backend systems that power Reddit’s advertising products. Day‑to‑day work includes collaborating with product managers to design and implement ads features, developing microservices and APIs in Java, Go, or Python, and constructing horizontally scalable services on AWS using container orchestration such as Amazon ECS or Kubernetes. Engineers also create dashboards and data visualizations, instrument services for observability with tools like CloudWatch and X‑Ray, and run A/B experiments to measure ad performance. They support project management by communicating updates, tracking timelines, and ensuring code quality through automated testing integrated into CI/CD pipelines. The role requires working closely with data and platform teams to model data for relational and NoSQL stores, optimize queries, and deliver extensible components that meet product goals. A master’s degree in a quantitative field and four years of relevant experience are listed, along with expertise in backend services, distributed systems, service‑to‑service APIs, data modeling, and advertising technology.
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. For more information, visit www.redditinc.com . Job Duties: Collaborate with product managers to design and implement Ads products. Work closely with the platform and data teams while building new features. Lead the processes needed to improve operational stability, including improving code quality, delivering dashboards and data visualizations. Build extensible components that align with the product objectives. Support day-to-day project management tasks, including communicating project updates, managing project timelines, and overseeing project execution. Design, develop, and operate backend microservices and APIs that power ads, including resolution, validation, and transformation across the advertising data models. Build and maintain distributed, horizontally scalable backend systems that serve high-volume production traffic, including data storage, caching, and instrumentation for observability and reliability. Design and execute A/B experiments and feature rollouts to evaluate product changes, and partner with data science teams to measure ad performance and inform product decisions. Full-time telecommuting is an option. Requirements: Master’s degree in Computer Science, Engineering (any field) or related quantitative discipline and four (4) years of experience in the job offered or related occupation. Special Skills Requirement: Backend services design and development in Java, Go or Python; Distributed, horizontally scalable backend system design for high-traffic production workloads (e.g., real-time ad serving); Service-to-service API design using RPC or HTTP-based frameworks (e.g., gRPC, Thrift, GQL ); Deployment and operation of production services on Amazon Web Services (AWS), including container orchestration platforms (e.g., Amazon ECS or Kubernetes); Data modeling and schema design for relational and NoSQL datastores (e.g., MySQL, Amazon DynamoDB), including query optimization and indexing; A/B testing and feature-flagged experimentation in production environments; Production observability instrumentation, including metrics, logs, and request tracing (e.g., Amazon CloudWatch, AWS X-Ray), for incident diagnosis and resolution; Automated unit, integration, and functional testing integrated into continuous integration and continuous deployment (CI/CD) pipelines; Backend system development in digital advertising technology, including ad ingestion, ad serving, or ad-targeting workflows; and Technical design and end-to-end delivery leadership of multi-quarter projects, including authoring technical design documents and driving cross-functional execution with product, data, and platform partners. 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 Submit a resume with references using the apply button on this posting or by email at: applicationsreview@reddit.com at Req.# 1016.248.3. 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 https://www.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. The base pay range for this position is: $229,000.00 - $267,100.00 USD #LI-DNI 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 inform
| Role | Software Engineer |
|---|---|
| Company | |
| Location | San Francisco, CA |
| Type | internship |
| Compensation | Not disclosed |
| Posted | 2026-10-01 |
| Deadline | Rolling |
Typical process for this type of role
A general guide — the exact steps for this specific listing may vary; check the original posting for details.
- 1ApplicationSubmit your resume through the apply link.
- 2ScreeningRecruiter reviews your background against the role.
- 3AssessmentA technical test, assignment, or coding round, depending on the role.
- 4Interview(s)One or more rounds with the hiring team.
- 5OfferOffer letter with compensation and start date.
Before you apply
0/4Software Engineer at Reddit: frequently asked questions
- What is the salary for this role?
- Reddit has not stated compensation in the listing. Check the original posting or ask during the application process.
- Is the Software Engineer position remote, hybrid or onsite?
- The listing gives San Francisco, CA as the location and does not state a work mode.
- What is the application deadline?
- Reddit has not listed a fixed deadline, so apply early in case the opening is filled.
- How do I apply for the Software Engineer role?
- Use the Apply button on this page. It opens the original listing on job-boards.greenhouse.io, where you submit your application with the company.
More at Reddit
Other jobs at Reddit
- Staff Machine Learning Engineer, Ads Creative Effectiveness · Remote - United States
- Strategic Finance Senior Manager · Remote - United States
- Chief Of Staff, Global Sales · New York City, NY
- Senior Product Manager, Notifications · Remote - United States
- Revenue Strategy & Operations Partner · New York City, NY
Explore Related Placements
// similar opportunities
You might also like
Software Engineer
Asana
Software Engineer - Product (AI Teammates Platform Team) AI Teammates are Asana’s flagship AI innovation - autonomous agents embedded directly into enterprise w...
Software Engineer
Cloudflare
About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of ...
['Hybrid work mode', 'Internship']
Software Engineer
Strideone
Software Engineer at StrideOne Posted by Aakanksha Jain Apply now Gurugram · 2 - 3 years · ₹10L - ₹15L / yr · Posted 24 Sep 2026 Microservices Python Google Clo...
Software Engineer
UFO Moviez
Software Engineer at UFO Moviez 1 recruiter Posted by Manali Prabhu...
Software Engineer
Japan Dev
Software Engineer...
0-1 year experience eligible.
Software Engineer
Tokyodev
Software Engineer...
0-1 year experience eligible.