{
  "apiVersion": "vlabs",
  "properties": {
    "orchestratorProfile": {
      "orchestratorType": "Kubernetes",
      "orchestratorRelease": "1.15",
      "kubernetesConfig": {
        "azureCNIURLLinux": "https://acs-mirror.azureedge.net/cni/azure-vnet-cni-linux-amd64-v1.0.17.tgz",
        "azureCNIURLWindows": "https://acs-mirror.azureedge.net/cni/azure-vnet-cni-windows-amd64-v1.0.17.zip"
      }
    },
    "masterProfile": {
      "count": 1,
      "dnsPrefix": "",
      "vmSize": "Standard_D2_v3",
      "distro": "ubuntu",
      "extensions": [
          {
              "name": "master_extension"
          }
      ]
    },
    "agentPoolProfiles": [
      {
        "name": "windowspool1",
        "count": 2,
        "vmSize": "Standard_D2s_v3",
        "osDiskSizeGB": 128,
        "availabilityProfile": "AvailabilitySet",
        "osType": "Windows",
        "preProvisionExtension":
            {
                "name": "agent_preprovision_extension",
                "singleOrAll": "all"
            }
      }
    ],
    "windowsProfile": {
      "adminUsername": "azureuser",
      "adminPassword": "replacepassword1234$",
      "windowsPublisher": "MicrosoftWindowsServer",
      "windowsOffer": "WindowsServerSemiAnnual",
      "windowsSku": "Datacenter-Core-1809-with-Containers-smalldisk",
      "imageVersion": "1809.0.20190214",
      "windowsDockerVersion": "18.09.0"
    },
    "linuxProfile": {
      "adminUsername": "azureuser",
      "ssh": {
        "publicKeys": [
          {
            "keyData": ""
          }
        ]
      }
    },
    "servicePrincipalProfile": {
      "clientId": "",
      "secret": ""
    },
    "extensionProfiles": [
       {
          "name":    "agent_preprovision_extension",
          "version": "v1",
          "rootURL": "https://raw.githubusercontent.com/kubernetes-sigs/windows-testing/master/",
          "script":  "node_setup.ps1"
        },
        {
          "name":                "master_extension",
          "version":             "v1",
          "extensionParameters": "parameters",
          "rootURL":             "https://raw.githubusercontent.com/kubernetes-sigs/windows-testing/master/",
          "script":              "win-e2e-master-extension.sh"
        }
    ]
  }
}

Add job template for 1.15 branch
Add job template for 1.15 branch
