Senior .NET Software Engineer (Fullstack) / 1

We are looking for an experienced Senior .NET Software Engineer (Fullstack) to join our development team. You will play a key role in building and enhancing our internal CRM and workflow management systems, working closely with business stakeholders and contributing to architectural decisions across the entire software lifecycle.

Your Responsibilities

• Active development of our internal, custom CRM and workflow management platforms

• Contribute to the development, improvement, and optimization of back-end systems

• Participate in all phases of the software development cycle, including architectural design

• Identify and implement improvements in quality, performance, and maintainability

• Conduct code reviews to ensure high software standards

• Clarify and translate business requirements into technical solutions

Project Technology:

Backend: .NET Framework 4.8, .NET Core, C#, pure SQL (no ORM), ASP.NET Web API, ASP.NET ASMX Web Services, Redis, Kafka

Databases: MS SQL Server, Informix, MySQL

Frontend: Angular 17, TypeScript

CI/CD & Infrastructure:

• Strong knowledge of .NET Framework 4.8 and .NET Core

• Excellent command of C#

• Solid understanding of relational databases and SQL fundamentals

  • Experience with MS SQL Server, Informix, or MySQL is a plus

• Experience building and consuming RESTful APIs

• Experience with SOAP (ASMX) web services

Additional Experience

Experience in at least one of the following areas will influence assignment to one of our project teams:

1. Frontend development: Angular, TypeScript, Bootstrap, CSS

2. Multithreading & Asynchronous programming

3. Advanced SQL expertise

Soft Skills

• English and Polish level B2 or higher

• Strong communication skills

• Willingness to learn the business domain and collaborate closely with non‑technical stakeholders

Nice to Have

• ASP.NET MVC

• JavaScript

• Bootstrap & CSS

• Jenkins