Senior.Net Software Engineer / 1

Mission We are looking for an experienced Senior .NET Software Engineer to join our talent pool and take part in project for our global client. New team members will be assigned to one of three teams working on the same project, taking into account their skills and experience.
Main Responsibilities: Active development of our internal, custom CRM and workflow management systems.
Participate in the development, improvement and enhancement of back-end systems.
Participate in all phases of the software development cycle, including architectural decisions.
Identify and implement quality, performance and maintainability improvements.
Conduct code reviews to ensure software quality.
Clarifying business customer (inhouse) requirements. Profile Required technologies and skills
Basic (common to all teams): C#, .NET
SQL (database operations performed directly in SQL, no ORM)
REST API, Web Services
Good communication skills and willingness to learn the business domain (telecommunications)
English language knowledge at B2+ level Additional competencies affecting team assignment: Angular + TypeScript - for a team that deals with UI in addition to the backend
Multithreading + Asynchronous - for a team working on processing complex processes
Advanced SQL - for a team working on more complex database operations Good communication skills are important so that the developer is able to explain the system requirements directly with the business team. Therefore, English language skills at B2+ level and above are required.
Work is conducted in a hybrid system: 3 days a week from one of our office - Warsaw, Poznan or Lublin.