Software Engineer

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 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.