Case Study · Digilife Vietnam Digital Services Co., Ltd.
ESim Sales App (Cho ESim)
ShippedJun 2025 - Nov 2025·Dev Lead·6 members
Context & goals
Project delivered for Digilife Vietnam Digital Services Co., Ltd., with the goal of Dev Lead, team size 6 members, during Jun 2025 - Nov 2025.
Role & responsibilities
- Design and develop an eSIM sales app for VNSKY, Mobifone, and related services such as topup.
- Build both the mobile app and a CMS for order management, product registration, and sales reporting.
- Integrate with BCSS and GEM systems for effective eSIM sales across the ecosystem.
- Support system operation, troubleshoot issues, and provide training for partners.
- Lead the team, assign tasks, review code, and provide technical mentoring.
Results & value delivered
Cho ESim is an independent app for selling eSIMs and related services to VNSKY and Mobifone, including features like topup. The solution includes a mobile app, a CMS for order and product management, sales reports, and deep integration with the BCSS and GEM ecosystem.