Staff Back-end Engineer

The role

You will design and implement systems to enhance the scalability, reliability, availability, extensibility, and performance of the Rocket Growth platform. You will collaborate with engineers to build high-quality software and take direct ownership of new features.

What you will do

• Design and implement systems for the Rocket Growth 2P marketplace
• Collaborate with engineers to design and implement systems
• Take direct ownership of new features
• Enhance scalability, reliability, availability, extensibility, and performance of the platform

Required qualifications

• 7+ years of professional software development experience, with focused on large-scale back-end systems and microservices architectures
• Proven track record of designing, building, and operating high-throughput, low-latency distributed systems in production
• Deep technical mastery in at least one modern back-end language (e.g., Go, Java, Python, C++, or Rust)
• Strong proficiency with relational (e.g., PostgreSQL, MySQL) and non-relational databases (e.g., Cassandra, Redis, DynamoDB)
• Demonstrated experience establishing architecture paradigms, API standards (REST, gRPC, GraphQL), and technical strategy across multiple engineering teams
• Hands-on experience with cloud infrastructure (AWS, GCP, or Azure)
• Hands-on experience with container orchestration (Kubernetes)
• Hands-on experience with modern CI/CD pipelines

Nice to have

• Expertise in event-driven architectures and distributed messaging platforms (e.g., Apache Kafka, RabbitMQ, Pulsar)
• Proven history of leading major technical turnarounds, such as zero-downtime database migrations, legacy system modernization, or major infrastructure cost-optimization initiatives
• Strong background in observability and reliability engineering (distributed tracing, OpenTelemetry, chaos engineering, incident management leadership)
• History of active technical mentorship—successfully growing Senior (L5) engineers into Lead/Staff roles

Benefits

• Medical/Dental/Vision/Life, AD&D insurance
• Flexible Spending Accounts (FSA) & Health Savings Account (HSA)
• Long-term/Short-term Disability
• Employee Assistance Program (EAP) program
• 401K Plan with Company Match
• 18-21 days of the Paid Time Off (PTO) a year based on the tenure
• 12 Public Holidays
• Paid Parental leave
• Pre-tax commuter benefits
• MTV - [Free] Electric Car Charging Station

Before you apply

• Complete the attached Internal Transfer Request Form and submit
• Apply with your Coupang e-mail address

About the company

Coupang is a commerce company that aims to make shopping, eating, and living easier. It has a startup culture with the resources of a large global public company.