The following section show the hardware requirements for the different implementation architectures. If a different architecture is used an operations engineer is required to provide the hardware specification.
Single Server Architecture
4 vCPUs or higher
16 GB RAM or higher
HDD Storage
OS: 40 GB HDD or higher
database: 500 MB or higher
applicant documents: approx. 10 MB / applicant
applicant database: 2 MB / applicant
DMZ Server Architecture
Intranet Server
4 vCPUs
16 GB RAM
HDD Storage
OS: 40 GB HDD
database: 500 MB
applicant documents: approx. 10 MB / applicant
applicant database: 2 MB / applicant
Applicant Portal Server
4 vCPU
3 GB RAM
40 GB HDD
Data Center Architecture
Intranet Server
4 vCPUs
16 GB RAM
40 GB HDD
Applicant Portal Server
4 vCPU
4 GB RAM
40 GB HDD
SQL Server / SQL Server Cluster
500 MB for application database
2 MB / applicant
SAN / SMB storage
500 MB eRecruiter customizing
approx. 10 MB / applicant
In order to install the eRecruiter on-premise the following software requirements must be met on the target servers:
Microsoft Windows Server ≥ 2016 (with IIS 10.0) or higher. Recommended is WinServer2022, since this will be a precondition in the near future for using specific features of eR
Microsoft .NET Framework 4.8
Microsoft .NET Core 6
Microsoft SQL Server 2019 or higher, with Fulltext Services
Microsoft SQL Server 2019 Express with Advanced Services (max. 10000 applicants), with Fulltext Services
Microsoft SQL Server 2019 Standard, with Fulltext Services
Microsoft SQL Server 2019 Enterprise, with Fulltext Services
internet access through direct connection or proxy server
Due to the fact that eRecruiter is a web-based recruiting tool, the only requirement for clients/users is a modern web browser:
Google Chrome
Mozilla Firefox
Safari 9.1 or higher (macOS only)
Microsoft Edge