Staff Software Engineer- Product Security

The Cyber-Engineering and Security Automation team is responsible to build and operate security services across the domains of cybersecurity like Product Security Engineering, Identity and Access Engineering, Governance and Risk Engineering, Privacy Engineering, Vulnerability Management detection and remediation automation, Cloud security engineering, 3rd party risk, and Detection & Response automation. Cyber-Engineering and Security Automation team is a team of builders who code in multiple programming languages to solve problems that are on the cutting edge of security. Team builds on modern Kubernetes centered microservices and cloud native platform using Java, Spring, Golang, Python, C++

We are looking for a senior engineer who has deep understanding of modern full stack development or java backend and possibly security in a distributed system. You will be responsible to design the architecture and lead the team to deliver a modern security platform that powers all Coupang’s internal and external security applications.

As a Staff Software Engineer, Product Security in Cyber-Engineering team, you will partner with leaders of multiple platform teams. You will work closely with the product team to define and implement simple solutions of complex infrastructure problems while ensuring to build a highly scalable, reliable and efficient security platform.You will technically lead projects working on full stack development teams using JAVA, AWS, Kafka, Kubernetes, gRPC and another modern stacks. You will be accountable for raising the bar on engineering and operational excellence. In this role, you will:

- Take ownership of internal security applications related to DevSecOps, Cloud Security, and centralized security platforms and rapidly iterate while collaborating actively as part of a small, highly talented team.

· Write back-end APIs using REST/GraphQL/Hibernate using the Springboot and python frameworks.

· Architect workload and service management infrastructure.

· Hands-on develop critical infrastructure components.

· Decompose complex problems into simple, straightforward solutions, providing mechanisms for the teams to prioritize ruthlessly and “move with urgency”.

· Demonstrate excellence resulting in scalable systems and services with the highest quality architecture and design.

· Dive deep into critical system issues, proactively addressing similar root causes, and raise the bar on Operational Excellence.

· Collaborate with other Coupang tech leaders to make the service extensible to unlock opportunities for innovations.

Qualifications

· One who has bachelor’s degree in computer science or related technical fields.

· One who has 8+ years professional software development experience, or 6 years’ experience with advanced degree.

· One who has 2+ years’ experience of project tech lead.

· One who has hands-on experience in designing and developing large scale distributed system in the last 3 years.

· One who is fluent in one or more among C++, Java and Go.

· Proven track record of delivering mission critical systems.

· Experience with cloud computing using AWS or Azure or GCP.

Preferred Qualifications

· Strong experience with at least one of server-side webapp frameworks: Springboot.

· Working knowledge of databases, cache systems like redis, graph databases

· One who has experience in API security and modern web application security.

· Deep understanding of modern web applications design architecture, good API design patterns, performance and scale.

· One who has experience in CI/CD pipelines, Yaml and AWS cloud.

· One who has experience in Kubernetes, gRPC and go language.

· One who has experience in concurrency, multi-threading, synchronization, and non-blocking IO.

· One who has deep understanding of operating system kernel and distributed system such as Kafka, Cassandra and Google Spanner.

· Ability to handle multiple competing priorities in a fast-paced environment and leading the delivery of large-scale services for complex business offerings.

· One who is capable of or is fluent in English communication.