Coupang

Staff Back-end Engineer (Security Infrastructure)

Coupang$142K — $309K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or related technical field.
  • 4+ years of relevant software development experience.
  • Masters or PhD in computer science or related field preferred.
  • Working knowledge of security protocols like OIDC and OAuth2.
  • Experience with high-reliability systems in the Cloud.

Responsibilities

  • Develop IAM platforms through rapid iteration in a collaborative environment.
  • Partner with cross-functional teams to assess current and future technical needs.
  • Identify technical solutions while balancing strategic goals and immediate impacts.
  • Architect and design robust, scalable systems.
  • Hands-on development of critical infrastructure components.
  • Write back-end APIs in Java and Go using industry-standard frameworks.
  • Drive platform adoption across teams, prioritizing ruthlessly.

Benefits

  • Medical/Dental/Vision/Life and AD&D insurance.
  • Flexible Spending Accounts (FSA) & Health Savings Account (HSA).
  • 401K Plan with Company Match.
  • 18-21 days Paid Time Off (PTO) based on tenure.
  • Free Electric Car Charging Station.
Full Job Description
Job Overview:

As a Staff Engineer on the Security Infrastructure team, you will build the platform that enables Coupang to win and grow our customers' confidence while rapidly expanding and scaling our services.

The Security Infrastructure team builds core security services and libraries used by all Coupang services to secure themselves and our customers. Our work supports teams across Coupang and thousands of microservices. We aim to make Coupang and its products more secure while also making our engineers more productive. Our responsibilities include building Identity and Access Management (IAM) functionality for our entire ecosystem of vendors, sellers and shoppers.

We are looking for engineers who are passionate about building platforms at scale, with emphasis on usability, reliability and efficiency. You will work on adding features to our authentication and authorization platforms, and deeply integrating them with Coupang's service infrastructure. The successful candidate will be a well-rounded engineer who balances strategic and design thinking with attention to detail in implementation and operations. If that sounds like you, come join us!

What You Will Do

In this role, you will:
  • Develop our IAM platforms and rapidly iterate while collaborating actively as part of a small, highly talented team.
  • Partner with teams across the company to understand their current needs and future direction.
  • Think systematically to identify technical solutions, balancing strategic goals and immediate impact.
  • Demonstrate excellence in architecture and design, resulting in robust and scalable systems.
  • Hands-on develop critical infrastructure components.
  • Write back-end APIs in Java and Go, using industry-standard frameworks.
  • Work across teams to drive platform adoption, helping teams prioritize ruthlessly and "move with urgency".
  • Dive deep into critical system issues, constantly raising the bar on Operational Excellence.
  • Serve as a role model for other engineers and shape our team culture.


Qualifications

  • Bachelor's degree in computer science or related technical field.
  • 4+ years of relevant software development experience.


Preferred Qualifications
  • Masters or PhD degree in computer science or other related technical field.
  • Working knowledge of security protocols such as OIDC and OAuth2.
  • Working knowledge of IAM systems such as identity providers and role based authorization.
  • Experience working with Kubernetes, gRPC and Istio.
  • Experience building high-reliability and low-latency systems in the Cloud.
  • Experience with CI/CD pipelines and Infrastructure as Code.
  • Fluent in one or more of C++, Java and Go.
  • Recent hands-on experience designing and developing large scale distributed systems.
  • Proven track record of delivering mission critical systems.
  • Experience with cloud computing using AWS, Azure or GCP.
  • Deep understanding of Cloud applications design and architecture, good API design patterns, performance and scale.


Pay & Benefits

Our compensation reflects the cost of labor across several US geographic markets. At Coupang, your base pay is one part of your total compensation.

The base pay for this position ranges from $142,000/year in our lowest geographic market to $309,000/year in our highest geographic market. Pay is based on several factors including market location and may vary depending on job-related knowledge, skills, and experience.

General Description of All 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

General Description of Other Compensation

"Other Compensation" includes, but is not limited to, bonuses, equity, or other forms of compensation that would be offered to the hired applicant in addition to their established salary range or wage scale.

Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to actual or perceived race (including traits historically associated with race, including but not limited to hair texture and protective hair styles), color, religion, religious creed (including religious dress and grooming practices), sex or gender (including pregnancy, childbirth, breastfeeding, and medical conditions related to pregnancy, childbirth or breastfeeding), gender identity, gender expression, sexual orientation, ,ancestry, national origin (including language use restrictions), age (40 and over), physical or mental disability, medical condition, genetic information, HIV/AIDS or Hepatitis C status, family status (including but not limited to marital or domestic partnership status), military or veteran status, use of a trained dog guide or service animal, political activities or affiliations, ancestry, citizenship, family and medical leave status, status as a victim of any violent crime, or any other characteristic or class protected by the laws or regulations in the locations where we operate. Coupang is also committed to providing a safe work environment for its employees and its consumers. If you need assistance and/or a reasonable accommodation in the application of recruiting process due to a disability, please contact us at [email protected]

Requisition: R0059872

Equal Opportunities for All

Coupang is an equal opportunity employer. Our unprecedented success could not be possible without the valuable inputs of our globally diverse team.

About Coupang

Coupang is a South Korean e-commerce company based in Seoul, South Korea, and incorporated in Delaware, United States. Founded in 2010 by Bom Kim, the company expanded to become the largest online marketplace in South Korea. Its expansion led the company to the video streaming distribution after the launch of the service Coupang Play. Coupang is often referred to as the "Amazon of South Korea", due its position and corporate size in South Korean online market.

Coupang Careers

Join the vibrant team at Coupang, one of the largest and most innovative e-commerce platforms in the world. At Coupang, we are not just a company; we are a revolution in online shopping, dedicated to transforming the customer experience through bold innovation and leadership in the digital landscape.

Work You’ll Do

Embark on a career journey with Coupang, where job opportunities abound to elevate your professional life. Whether you're seeking an entry-level position or a leadership role, Coupang offers a dynamic environment for growth and advancement.

Innovate and Lead

At Coupang, innovation isn't just another buzzword—it's the cornerstone of our operations. Join our team and contribute to projects that redefine the norms of e-commerce. With a focus on rapid delivery and customer satisfaction, your work will directly impact millions of lives every day.

Diversity and Inclusion

We believe that diversity fuels innovation. Coupang is committed to creating a diverse work environment where everyone, from any background, can thrive. Our diversity training ensures that all team members are valued and understood, fostering an inclusive culture that supports professional and personal growth.

Grow Your Career

Coupang is the perfect place to future-proof your career. We support our employees with unmatched training, development programs, and opportunities for upward mobility. From internships to full-time positions, every role at Coupang is designed to enhance your skills and push the boundaries of what you can achieve.

Be Part of Our Team

Our team at Coupang is composed of passionate, curious, and innovative professionals. We are hiring individuals who are not only looking to advance their careers but also to make a significant impact on the industry. Join us and be part of a team that values creativity and solution-driven mindsets.

Benefits and Culture

Coupang offers a competitive package of benefits that address the diverse needs of our employees. From health and wellness to financial planning, we ensure our team is equipped to lead a balanced life. Experience our culture where work-life balance is not just promised but practiced.

Networking and Professional Development

Networking at Coupang opens doors to expansive career opportunities. Connect with leaders and peers within the company through various networking events and collaborative projects. Our commitment to your career development is reflected in our continuous learning initiatives and professional growth activities.

Explore Job Opportunities

Are you ready to take the next step in your career? Explore the numerous job opportunities at Coupang, from customer service to tech innovation. Check out our current openings and find where your skills and interests align with our needs.

Stay Connected

Keep up to date with the latest at Coupang by following our careers blog. Gain insider perspectives and industry-leading insights that you can apply to your professional life today.

Apply Now

Ready to make a significant impact? Submit your resume, complete your profile, and prepare for an interview where you can showcase your unique abilities. At Coupang, your next great job opportunity awaits.

SEARCH COUPANG JOBS

Join Coupang and be part of a forward-thinking company that prides itself on leadership, innovation, and a commitment to the careers of its employees.
Learn more about Coupang
Market Cap
$27.5 billion
Industry
Founded
2010
5 Year Trend
+61.5%
NASDAQ

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