# Service Builder Pattern for SDK
```csharp
var service = Service.Account().Build();
var profile = await service.SignIn();
var profile = await Service
.Account()
.WithEndpoint("dev-internal.trinsic.cloud")
.Build()
.SignIn();
```
```typescript
let service = Service.account().build();
var profile = await service.signIn();
var profile = await Service
.account()
.withEndpoint("dev-internal.trinsic.cloud")
.build()
.signIn();
```