We are looking for an experienced freelance Web HMI Developer to assist with the development, integration, security, and maintenance of web-based Human-Machine Interfaces (HMIs) for presenting and visualising data stored in SQL databases. The role involves developing data-driven user interfaces using Angular, working with SQL databases, configuring and managing Apache web servers, developing and maintaining PHP applications, implementing reliable computer-to-computer database synchronisation, and maintaining appropriate security measures and digital certificates. The successful candidate will have strong database development skills, a thorough understanding of web server configuration and management, practical experience with application and communications security, and good working knowledge of both Windows and Linux operating systems. We are looking for someone capable of working across the different layers of the application, from database development and backend services through to frontend interfaces, server administration, security, and system integration. Someone with the following experience: Angular Web Development Strong practical experience developing web applications using Angular. Ability to work within an existing Angular development environment. Experience developing responsive, functional, data-driven user interfaces. Ability to integrate frontend applications with backend services and databases. Experience developing clear and effective interfaces for ..... full job details .....