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About the Role

We are looking for an experienced .NET/C# Developer to join our team and contribute to the development of modern web applications in the FinTech sector. You will work in a skilled and collaborative environment using modern Microsoft technologies (.NET 8+) to build reliable, maintainable, and high-quality software solutions. As a full-stack developer, you will contribute across the entire application stack, with a primary focus on backend services and APIs, while also supporting frontend development where needed.

Responsibilities

Develop clean, maintainable, testable, and reusable C# code based on business requirements and user stories
Design, develop, and maintain applications using ASP.NET Core MVC, ASP.NET Core Razor Pages, and Entity Framework Core.
Design and implement RESTful APIs following best practices and scalable architecture principles
Contribute to frontend development using HTML5, CSS, Bootstrap, JavaScript, and TypeScript
Work with SQL Server, including data modelling, query optimization, and performance tuning
Implement automated tests (unit and integration) to ensure software quality
Collaborate using Git-based workflows and participate in code reviews
Contribute to CI/CD pipelines and automated deployments
Work with Microsoft Azure services and cloud-based architectures
Analyze, troubleshoot, and resolve technical and performance issues
Contribute to continuous improvement of code quality, architecture, and development processes

Requirements

Strong professional experience with C# and the .NET ecosystem
Hands-on experience with .NET Framework (maintenance and enhancement of legacy applications) and .NET 8+ / ASP.NET Core for modern application development
Solid experience with ADO.NET and Entity Framework Core
Experience designing and building RESTful APIs
Strong knowledge of SQL Server, relational database design, and query optimization.
Experience with frontend technologies (HTML5, JavaScript/TypeScript, CSS)
Experience with automated testing frameworks (e.g., xUnit, NUnit, MSTest)
Good understanding of software architecture principles and design patterns
Experience using Git in collaborative development environments
Familiarity with CI/CD pipelines and tooling
Experience with Microsoft Azure
Experience working in agile development environments
Strong problem-solving skills and focus on code quality
Good command of English and German

Skills

C#
.NET
.NET 8+
ASP.NET Core MVC
ASP.NET Core Razor Pages
Entity Framework Core
RESTful APIs
SQL Server
HTML5
CSS
Bootstrap
JavaScript
TypeScript
Unit Testing
Integration Testing
Git
CI/CD
Microsoft Azure
Agile Development

Location

Berlin

Work Type

Hybrid Working

Benefits

Deutschlandticket on a 100% basis
Membership of Urban Sports
Fresh fruit baskets, hot and cold drinks in our office
An international, dynamic, committed and supportive team
An office located right next to Berlin’s main railway station Hauptbahnhof, designed in the style of a co-working space
Opportunities for personal and professional development
A secure job in a company that has enjoyed a steady success story since its foundation in 2011

About the Company

VEXCASH AG is Germany’s leading online provider of short-term loans.
We offer our customers a quick and straightforward solution to bridge the gap until their next payday.
More than 800,000 customers already rely on our service.
Thanks to our innovative approach, they can secure financial liquidity without having to commit to a long-term agreement.