Junior Full Stack Developer at OnLineTraining Ltd, Brighton

Role summary

We are looking for a Junior Full Stack Developer to support the development and maintenance of a modern cloud-hosted web application. The role is well suited to someone with a strong foundation in C#, web development, databases, and modern frontend technologies who is keen to learn within a practical production environment.

Key responsibilities

• Develop and maintain web application features using C#, ASP.NET Core MVC, and .Net core identity
• Build and update user interfaces using Razor templates, HTML, CSS, JavaScript, jQuery, and Tailwind CSS.
• Work with Azure SQL databases using Entity Framework Core 8.
• Support user account features using ASP.NET Core Identity.
• Assist with cloud hosting, storage, and background processing using Azure App Service, Azure Blob Storage, and Azure queues.
• Help maintain real-time features using SignalR.
• Support integrations with Stripe, OpenAI, Anthropic, and ElevenLabs services.
• Test, debug, document, and improve existing code 
• Follow secure coding practices and contribute to reliable, maintainable software.

Required skills and experience

• Good working knowledge of C# and the .NET platform.
• Basic experience with ASP.NET Core MVC, ideally on .NET 8 or a recent .NET version.
• Understanding of MVC architecture, Razor views, and server-side rendered web pages.
• Frontend skills in HTML, CSS, JavaScript, and jQuery.
• Some experience using Tailwind CSS or another modern CSS framework.
• Understanding of relational databases and SQL, preferably with Azure SQL.
• Experience or familiarity with Entity Framework Core for data access.
• Awareness of authentication and user account management, ideally using ASP.NET Core Identity.
• Interest in Azure hosting and storage services, including App Service, Blob Storage, and queues.
• Understanding of real-time web concepts or willingness to learn SignalR.
• Ability to work with external APIs and integrations such as Stripe, OpenAI, Anthropic, or ElevenLabs.
• Use of Visual Studio or a similar development environment.
• Willingness to learn

Desirable qualities

• Strong problem-solving skills and attention to detail.
• Ability to communicate technical ideas clearly.
• Organised approach to development tasks and deadlines.
• Interest in AI, voice technology, online payments, and cloud-based applications 

What we offer

This is an opportunity to gain hands-on experience across the full application stack while working with current Microsoft, Azure, payment, AI, and voice technologies. The successful candidate will have the chance to grow into a more advanced full stack development role.