Senior FullStack Developer (.Net, React)

• Prestigious position at one of the world’s largest banks • Stable, long-term projects • Competitive salary with a B2B contract • Hybrid work (6 days per month from the office in Cracow) • Private healthcare and multisport card • Personal growth and development opportunities with the possibility to rotate between projects Daily tasks: - Implementing solutions according to best Design Patterns - Analyze requirements to fully understand solutions and recommend improvements - Leading UI changes and improvements to increase overall UX and application stability - Active involvement in DevOps Automation and improvement of CI lifecycle - Managing production changes in line with the change management process - Participating in software architecture design - Develop and work on application prototypes to validate concepts and designs - Provide exceptional customer support by addressing and resolving issues promptly - Communicate effectively with customers to understand their needs and provide appropriate solutions • A minimum of 7 years of professional experience in production applications development in .NET ecosystems including front-end development (preferably React) and DevOps activities with a strong ability to troubleshoot, resolve, and prevent issues in a high-pressure environment • Proficiency in C# and Web API development, with a solid understanding of building and maintaining scalable, secure, and efficient backend services • Strong, hands-on experience with React, with a focus on building dynamic, interactive, and high-performance web applications • Expertise in database design and SQL skills, particularly with SQL Server, including advanced T-SQL scripting, query optimization, and performance tuning • Comprehensive experience in DevOps activities like continuous integration and continuous delivery • Experience with the Software Development Life Cycle (SDLC), including requirements gathering, design, development, testing, deployment, and maintenance • Exceptional problem-solving skills and a keen attention to detail, ensuring high-quality deliverables and efficient resolution of complex technical challenges Must have: .NET, React, SQL