Senior .NET Full-Stack Developer – Blazor Server Expert

Truffle; South Africa; On-site; ZAR 900,000 - 1,200,000; Full time

Job summary

Truffle, a leader in advanced construction servicing the semiconductor, datacentre and energy sectors, seeks a Senior Full Stack Web Developer to build and maintain internal platforms used across its global project delivery programme. Based in South Africa, you will work within an offshore Engineering Centre of Excellence to deliver production-grade web apps.

You will own Blazor Server and .NET Core apps, design APIs, manage SQL Server data, lead deployments in Azure DevOps, and mentor peers.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field preferred.
• Equivalent practical experience and demonstrated capability will be considered.

Responsibilities

• Architect and build Blazor Server web applications with reusable, well-tested component libraries.
• Design and consume .NET Core APIs; implement server-side rendering and ASP.NET Core page lifecycle management.
• Own database interactions using Entity Framework Core — migrations, raw SQL, stored procedures, and T-SQL functions.
• Build large-scale data grid UIs (Syncfusion or equivalent) for construction scheduling, task management, and project/phase/team administration.
• Configure and maintain IIS/Windows Server hosting environments; manage deployments.
• Lead Azure DevOps and Git source control, branching strategy, and release management.
• Collaborate with the analytics team to expose data to Power BI; own SQL jobs and data interfaces.
• Implement authentication and authorisation frameworks; build custom validation components.
• Write unit tests, technical documentation, and contribute to sprint planning and code reviews.
• Mentor mid-level developers and champion best practices across the engineering team.

Skills

Blazor Server

C#

ASP.NET Core

SQL Server

Entity Framework Core

Data Grid UI

Git

Azure DevOps

Power BI integration

IIS/Windows Server

Time zone overlap (US)

Education

Bachelor's degree in Computer Science or related field

Equivalent practical experience

Tools

Azure DevOps

Syncfusion

Telerik

Power BI

IIS

Job description

Truffle, a leader in advanced construction servicing the semiconductor, datacentre and energy sectors, seeks a Senior Full Stack Web Developer to build and maintain internal platforms used across its global project delivery programme. Based in South Africa, you will work within an offshore Engineering Centre of Excellence to deliver production-grade web apps.

You will own Blazor Server and .NET Core apps, design APIs, manage SQL Server data, lead deployments in Azure DevOps, and mentor peers.