Design, develop, and maintain enterprise-grade applications using C#, .NET Framework, and .NET Core
Define system architecture, technical solutions, and development best practice
Build and optimize scalable, secure, and high-performance APIs and microservices
Collaborate with product managers, architects, and cross-functional teams
Drive code quality through code reviews and engineering standards
Mentor and support junior and mid-level developers
Identify and resolve performance bottlenecks and system issues
Contribute to DevOps practices, CI/CD pipelines, and automation initiatives
Maintain and enhance legacy .NET applications and services
Support frontend development activities using Angular and AngularJS
Wymagania
10+ years of experience in software development with strong expertise in C# and .NET technologies
Deep understanding of ASP.NET Framework, Web API, MVC, Windows Services, WinForms, and WCF Services
Strong knowledge of Object-Oriented Design (OOD) and design patterns
Expertise in Entity Framework Core, LINQ, and ORM tools
Extensive experience with RESTful APIs and microservices architecture
Strong experience with SQL Server, database design, and performance optimization
Experience with multithreading, asynchronous programming, and application performance tuning
Proficiency with Git and modern version control practices
Experience with Angular and legacy AngularJS applications
Experience managing SQL Server Databases and On-Premises SQL Server environments
Strong problem-solving skills and ability to work independently in a complex technical environment
Oferujemy
Ongoing support from a dedicated agent, taking care of your project continuity, client contact, necessary formalities, work comfort and development,
Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors,
Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle,
Spectacular integration events, both for you (e.g., annual Kick-Off trip, Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres),
Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients,
Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years,
A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad.
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