eSIM sales
SalomSIM
An eSIM store for travellers: a catalogue by country, orders and a partner API.
Open project
Task
Launch online eSIM sales: customers pick a country and plan and receive an eSIM, while partners connect through an API.
Technologies
- TypeScript
- Fastify
- GraphQL
- PostgreSQL
- Redis
- Prometheus
- Grafana
What was done
- Plan catalogue by country, region and network
- Ordering and one-time code sign-in
- Dedicated partner API
- Webhook processing
- Monitoring with Prometheus and Grafana
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- Address
- Tashkent, Uzbekistan