Backend Developer .NET

What are the skills and experience we are looking for?

-Degree in Computer Engineering, Multiplatform/Web Application Development (DAW/DAM), or related degrees.

-Minimum 3 years of experience as a .NET Developer, having worked on the development and maintenance of complex applications.

Mastery of Visual Basic: You must feel comfortable working with the Visual Basic ecosystem in any of its variants: VBScript, VB6, and VB.NET

Web Ecosystem: Demonstrable experience in Classic ASP.

Modern Technology: Mastery of .NET Core /.NET 8+ for new developments.

Databases: Advanced experience in MySQL.

Version Control: Git.

Great analytical capacity to decompose complex problems.

Comfort and ability to work with both modern technologies and legacy systems.

Commitment to writing clean, maintainable, and testable code.

Ability to collaborate and communicate effectively and transparently.

Initiative to propose improvements and ability to work independently when necessary.

-Native Spanish or C2.

-English B1/B2 is valued.

What do we offer you?

Salary: 30-35K depending on the candidate's experience.

Model hybrid work: Some days in the office and others from home. The best combination!)

Our offices are in Madrid Centro (Bilbao Metro Area).

Join flowww. Become a flowwwer!

At flowww we are pioneers in creating a specific and scalable SaaS that has revolutionized the aesthetic medicine, beauty, and health sector, offering the best digital solutions on the market. We are leaders and benchmarks thanks to our commitment to technological innovation , excellence , and constant growth.

Our team is made up of passionate people, curious, with talent and a desire to grow. We are characterized by the desire to learn, tireless energy, and an open mindset toward new challenges. Each one of us who is part of flowww is essential to achieving our goals because the daily work of each one of us impacts the success of the company.

At flowww we foster creativity, initiative, and nonconformity because we believe the best ideas come from enthusiasm. We live the flowww project as our own and firmly believe in professional development and internal promotion.

As a BACKEND DEVELOPER, your mission will be to maintain, optimize, and modernize the base of our current code to guarantee its performance and stability; on the other hand, design and build the new generation of flowww functionalities and services. A large part of the backend is composed of Classic ASP (VBScript) and VB.NET libraries with the mission of progressive migration to .NET Core and microservices.

You will actively participate in strategic projects such as the migration of legacy modules, the development of new APIs for our mobile applications and integrations, and the general optimization of the architecture to scale the product.

-Guarantee the stability of the current business logic written in Legacy (VBScript/VB.NET) environments.

-Actively participate in the migration of modules towards the new generation of services in .NET Core.

-Legacy Maintenance and Evolution: Analyze and debug code in Classic ASP and VBScript (including migrated logic from VB6).

-DLL Management: Maintain the centralized logic in DLLs written in VB.NET that manage most of the requests.

-New Generation Development: Design and develop microservices and RESTful APIs using .NET Core and C#.

-Data Management: Optimization of queries and modeling in MySQL.

-Quality and Documentation: Perform Pull Requests, implement unit tests, and document migration processes.

-Refactor VBScript/VB.NET modules to facilitate their portability to modern systems.

-Code new endpoints in .NET Core for marketing customization and payment gateways.

-Diagnose bottlenecks in old code and propose pragmatic solutions.

-Collaborate with Frontend to define API contracts that connect the legacy world with the modern one.

Your working day will be 40h per week from Monday to Friday from 9 to 14 and from 15 to 18h.

Events and afterworks.

We love spending time together! That's why we organize different events throughout the year that allow us to see each other, have fun, and bond as a team.