Backend Engineer - Ads Data Platform

Backend Engineer - Ads Data Platform

About the Role

As a Backend Engineer focused on building data infrastructure, you will be part of the Ads Data Platform team at Reddit. This role involves building and maintaining the data infrastructure tools used by the entire Reddit Monetization Org to generate, ingest, and access petabytes of raw data. Your work will focus on performance and optimization, writing scalable and fault-tolerant code, and collaborating with a team of top-quality engineers. You will contribute to one of the most powerful streaming event pipelines in the world and develop standards and frameworks to ensure high data quality.

Key Responsibilities

• Build large-scale data infrastructure applications.
• Set up and maintain data integration tools like Airflow or Spark.
• Host and maintain distributed data stores like Apache Druid.
• Refine and maintain data infrastructure technologies to support privacy-safe storage and usage of data.
• Own data pipelines that surface 65B+ daily events to all teams.
• Design and implement tooling for access management, monitoring, and anomaly detection.
• Perform code reviews to improve software engineering quality.

Technologies Used

• Languages: Scala, Go, Python, Java
• Frameworks: Spark, Thrift, Baseplate, Kafka, Flink, Airflow
• Datastores: Postgres, Cassandra, Druid, Redis, BigQuery
• Tools: Kubernetes, Argo, Docker

What We're Looking For

• A Bachelor's degree or higher in a quantitative or computer science-related field.
• 3+ years of full-time backend software engineering experience in a highly scalable computing environment.
• Experience in backend development and a passion for learning new technologies.
• Experience with building infrastructure/data infrastructure layers.
• Strong communication and collaboration skills.
• A commitment to delivering high-quality solutions that prioritize user privacy and security.

Nice to Have

• Experience using tools such as Kafka, Kinesis, Flink, or Spark.
• Prior experience in the digital ads space.
• Experience with agile development methodologies and version control systems like Git.
• A passion for mentorship and knowledge-sharing.

Benefits

• Comprehensive Health benefits
• 401k Matching
• Workspace benefits for your home office
• Personal & Professional development funds
• Family Planning Support
• Flexible Vacation & Reddit Global Days Off
• 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. 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.

Salary Range

The base pay range for this position is $164,200—$229,900 USD.

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.