About Decathlon Korea

Decathlon Korea is the South Korean subsidiary of Decathlon Group, the French-based global sports leader. Our core purpose is to bring people together through the wonders of sport and make well-being accessible for all. Driven by this mission, we work as one team to share the joy and value of sports with users across Korea.

Decathlon Korea is rapidly expanding its footprint both online and offline. We currently operate 19 stores nationwide, with new locations set to open in Gu-ui (Mar 2026) ,Yongsan (Apr 2026), Gangnam Flagship (Jul 2026), Wolgye (Aug 2026).

The impressive growth is driven by our strategic operations across the official online store and various marketplaces, solidifying Decathlon Korea’s position as a leading omni-channel sports retailer.

Join us in our journey to innovate and lead the future of the Korean sports industry. We look forward to having you on our team!

Role Summary

We’re looking for a dynamic and experienced E-Commerce Assistant - Official Mall (6M) to join our growing E-Commerce team. In this role, you will take ownership of supporting our official website and managing performance advertisement, driving end-to-end business operations, and crafting effective digital merchandising and marketing strategies.

This is an exciting opportunity for someone passionate about eCommerce business growth, data-driven decision-making, and creating seamless online shopping experiences.

Key Responsibilities

DTC Management

• Manage and support our official website based on data analysis.

• Operate and optimize performance marketing for supporting DTC channels.

• Ensure product listings, content accuracy, and promotional assets are up to date and on-brand.

• Participation and support of promotion planning within the year.

• Participate in establishing an official mall business strategy

• Analyzing business data and discovering insights

• Monitor backend operations, logistics status, and customer NPS (Net Promoter Score).
  

Digital Marketing & Traffic Acquisition

• Plan and execute SEO/SEM strategies and awareness campaigns to drive traffic and sales.

• Collaborate with digital agencies and marketing teams for integrated marketing execution.

• Branded Campaign Collaboration

• Plan website layouts and product placements to maximize visibility and conversion.
  

Skills & Qualifications

• Minimum 1 years of hands-on eCommerce experience, ideally with both official websites and third-party marketplaces.
• Minimum 1 years of supporting performance marketing or digital marketing-like activities.
• Ability to utilize data (excel / google sheet) and other solutions (Amplitude, GA4)
  
• Ability to utilize Photoshop
  
• Strong operational and analytical mindset with experience in backend monitoring and logistics coordination.
  
• Fluent in Korean and intermediate English proficiency (written and verbal).
  
• Experience working in a fast-paced, collaborative, and data-driven environment.

What We Value

We believe in people who are

• Entrepreneurial and take ownership of their projects.
• Customer-obsessed, always seeking to improve the customer experience.
• Team players who collaborate with honesty, positivity, and a growth mindset.
• Comfortable working in an agile, dynamic, and digital-first environment.
• Passion for sports, customer experience, and data-driven marketing is a strong advantage.

Who You’ll Work With

You will report directly to the Digital leader and work closely with:

• Retail commercial team
• Supply team
• Logistics & Operations Team
• Customer Service Team
• Digital IT team

Collaborating across teams to deliver an outstanding online shopping experience for our customers.

Working Conditions

• Company / Centre : Decathlon Korea / Seoul, South Korea
• Department : Ecommerce Team
• Job type : 6M Contract
• Job title : Ecommerce Assistant - Official Mall
• Salary : According to company policy

*Any falsification of information in the application may result in the revocation of the employment offer.