PayFit simplifies and automates payroll and HR processes for small and medium businesses. mission is to support the digital transformation of HR management through a growing range of product features and services. have built a fast, intuitive and integrated SaaS solution to help business owners and HR professionals save time and money allowing them to refocus and what really matters: employees. Through a dedicated employee portal, employees have access to their payslips and are able to manage efficiently their leave and expense requests. To build such a solution, have created own programming language: JetLang. Thanks to JetLang were able to code ever changing payroll legislation and have the flexibility to update it within minutes and keep adding new features.