System Requirements

Hardware

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

Server-Software

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

Client-Software

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