Senior Software Engineer, Infrastructure Engineering (AI)

Location: Remote - United States

Base salary: $190,000–$267,000 USD per year, plus potential equity and commission depending on the position offered.

Company

Reddit operates a large-scale platform of communities with more than 100,000 active communities and approximately 130 million daily active unique visitors.

What you will do

• Partner with Product Management, Product Design, Data Science, and iOS, Android, and Web engineers to turn user and business needs into reliable, low-latency solutions.
• Own major initiatives from technical design and API contracts through development, testing, rollout, and observability.
• Design, build, and evaluate A/B experiments using tools such as BigQuery, HEX, and Firebase to analyze behavior, conversion, and retention.
• Build and maintain scalable GraphQL, REST, and gRPC APIs and distributed backend services optimized for client performance.
• Drive high-leverage projects and improve authentication, authorization, and identity architecture.
• Establish engineering practices, improve developer workflows, mentor contributors, and collaborate across engineering teams.

Requirements

• 5+ years of experience building internet-scale software, preferably focused on machine learning storage infrastructure.
• Software development experience in one or more general-purpose languages: Golang, Python, C++, or Java.
• Experience with cloud infrastructure, including Kubernetes, CI/CD, AWS, or GCP.
• Hands-on experience implementing features, optimizations, and bug fixes for distributed messaging systems.
• Excellent communication skills for collaboration with engineering, data science, machine learning, and product stakeholders.
• Degree in Computer Science or an equivalent technical field.

Culture & Benefits

• Remote role for U.S.-based employees with comprehensive healthcare, income replacement programs, and 401(k) employer matching.
• Flexible vacation, paid volunteer time off, and generous paid parental leave.
• Family planning support, gender-affirming care, and mental health and coaching benefits.
• Global benefits supporting workspace, professional development, and caregiving.
• Interviews may be recorded, transcribed, and summarized by AI in select roles; candidates may opt out before scheduled interviews.

Hiring process

• Interview recordings, transcripts, and summaries may be used to evaluate the application where applicable; candidates can opt out before the interview.