Principal, Back-End Engineer
- Level
- Principal
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
Principal Engineer/Chief Architect, Coupang Eats
Coupang is one of the largest and fastest growing commerce platforms on the planet. We are on a mission to revolutionize everyday lives for our customers, employees and partners. We solve problems no one has solved before to create a world where people ask, “How did we ever live without Coupang?” Coupang is a global company with offices in Beijing, Los Angeles, Seattle, Seoul, Shanghai, and Silicon Valley.
Coupang Eats, one of the fastest growing business units within Coupang, innovates to offer the best customer experience with our fast and convenient food delivery service. We are an interdisciplinary team consisting of Business, Product, Engineering, Sales and Operations focused on building the best food delivery company in the world. Coupang Eats strives to deliver your food faster and safer than ever and offers a seamless one-touch payment to help customers save time paying to spend more time choosing their menu.
If you have the technical and leadership aptitude with a passion to drive impact, join us.
Role Overview
Coupang Eats Engineering builds various products & services for our Customers, Stores (Restaurants/Cafes), Couriers and internal operations. It’s a complex multi-faceted problem that requires optimization across the business (customer experience, merchant management, delivery efficiency & effectiveness) to provide fast and cost-effective experience to our customers and partners.
As a senior technical leader in Eats Engineering, you will drive cross-team initiatives that are critical to business growth while ensuring engineering excellence. You will ensure all of Eats Engineering platforms are scalable, extendable, and highly available. You will be comfortable getting into code level details with other engineers and building software.
Key Responsibilities
- Provide technical leadership to Eats Engineering organization and ensure that our engineers are working on building scalable and fault-tolerant systems
- Engage with senior leadership and product owner(s) in developing and executing technical strategy and roadmap ensuring scalability and simplicity
- Drive mission critical projects in collaboration with various stakeholders and engineers to solve complex business problems
- Own the overall architecture plan and application of best practice architecture, design patterns and ongoing simplification of the system landscape
- Dive deep to solve critical system issues. Ideally identify them before they happen and device a plan to address them
- Help recruit top tier senior engineers to develop and grow a high performance and impact-driven organization
- Develop, mentor, and coach engineers on architecture, design and engineering best practices
- Communicate clearly and concisely with the team members, peers and leadership team
- Own definition, measurement, and reporting of system and operational metrics
Minimum Qualifications
- 10+ years of industry experience building B2C scale products, preferably in Java stack and AWS cloud environment
- 7+ years of experience in technical leadership roles. Demonstrated experience in driving technical vision and execution at an organization / business unit level
- Hands on technical skills in designing, building and delivering scalable and highly available products and services
- Solid technical expertise and experience in Java development, system & data architecture, distributed computing & storage, messaging services, caches and performance tuning
- Experience collaborating and driving initiatives across globally distributed teams
- Data driven, business centric, and a high bias for action and impact. Strong sense of ownership, urgency, and drive
- Strong verbal and written communication skills
- Bachelor/Master/PhD in Computer Science or Engineering, or related field
- Ecommerce / Food Delivery product development experience, a big plus
What this role asks for
Standard for backend roles
AWS · Java
Common in backend postings at any company.
Read against Coupang's other open postings on this site.
The team: Eats Tech HIRES STEADILY
This role is one of 7 open in Eats Tech. 2 were posted in the last 30 days and the oldest in April: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
AWS (2 of 7), Java (2 of 7), Jira (2 of 7)
OTHER ROLES ON THIS TEAM
- Senior Software Engineer posted Oct 13
- Senior Android Engineer posted Oct 13
- Senior Staff, Machine Learning Engineer (Coupang Eats Search) posted Aug 21
- Senior Staff Data Scientist posted Aug 12
- Staff, Program Manager(CoupangEats Engineering) posted Jul 16
- Staff, Technical Program Manager(CoupangEats Engineering) posted Jul 14
From the team and dates on Coupang's own job board.
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