Staff Software Engineer - AI Infra

Coupang is reimagining the shopping experience with the goal of wowing each customer from the instant they open the Coupang app to the moment an order is delivered to their door. Powered by an outstanding end-to-end e-commerce and logistics network and a fanatical culture of customer centricity, Coupang has broken tradeoffs around speed, selection and price. Today, we provide exceedingly fast shipping speeds on millions of items including fresh groceries, delivered within hours nationwide, 365 days a year. We are doing this for millions of consumers in Korea. Korea is home to one of the largest and fastest growing e-commerce opportunities anywhere in the world. 

Coupang has been added into the 2023 fortune 500 list, a ranking U.S-based companies by revenue. We have been named as one of the ‘50 Smartest Companies in the World’ by MIT Technology Review, and as one of Forbes magazine’s ‘30 Global Game Changers.’ In 2020, we placed second on CNBC’s ‘Disruptor 50’ list.  

Job Overview:

The TSE - Software Engineering team is responsible Coupang’s on-prem and cloud infrastructure for Coupang’s internal workload management and microservice ecosystem which scales to thousands of microservices. We are in a process to revolutionize our developer experiences and internal infrastructure by adopting the best technologies available.

We are looking for an engineer who has deep understanding of distributed system, hands-on experiences in large scale backend services, Kubernetes, Golang and Java based micro services.

You will be responsible to design the architecture and deliver a modern platform that powers all Coupang’s internal services and ML platform.  

What You Will Do

As a Staff Software Engineer, 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 platform for our customers. You will technically work on full stack development teams using Golang, Java, AWS, Kafka, Kubernetes, Kubeflow, Argo CD and gRPC. You will be accountable for hiring and developing top talent, raising the bar on engineering and operational excellence.

In this role, you will:

• 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”.
• Envision roadmaps for the scalable and robust growth of Coupang’s growing Application infrastructure.
• 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 :

• 6+ years of professional software development experience.
• Hands-on experience in designing and developing large scale distributed system.
• One who is fluent in one or more among Golang and Java.
• Proven track record of delivering mission critical systems.
• Experience with cloud computing using AWS or Azure or GCP.
• Experienced in Machine learning job deployment infrastructure like Argo CD workflow.

Preferred Qualifications 

• Experience in Kubernetes, gRPC. 
• Experience in concurrency, multi-threading, synchronization, and non-blocking IO. 
• Deep understanding of operating system kernel and distributed system such as Kafka, Cassandra and Mongo DB.
• Proficient in some of the ML infrastructure and deployment frameworks like: TensorFlow, PyTorch, TensorRT, Triton backend etc.
• Ability to handle multiple competing priorities in a fast-paced environment and leading the delivery of large-scale services for complex business offerings.
• Ability to influence cross functional stakeholders, prioritize ruthlessly, Aim High and Find a Way to deliver results with grit.