Senior Product Software Engineer (C#/.NET, ReactJS, MongoDB) – 14380

Veritaz is a leading IT staffing solutions provider in Sweden, committed to advancing individual careers and aiding employers in securing the perfect talent fit. With a proven track record of successful partnerships with top companies, we have rapidly grown our presence in the USA, Europe, and Sweden as a dependable and trusted resource within the IT industry. Assignment Description: We are looking for a Senior Product Software Engineer (C#/.NET, ReactJS, MongoDB) to join our dynamic team. What you will work on: • Lead the design, development, and maintenance of complex software applications using C#/.NET, ReactJS, and MongoDB • Collaborate with product managers, product owners, QA, and engineering teams to define specifications and implementation details • Communicate progress, risks, and challenges clearly to stakeholders and team members • Prepare detailed technical specifications and requirements to support development activities • Identify performance bottlenecks and implement optimization strategies • Design innovative, user-centric software solutions that align with customer needs and industry best practices • Develop and execute thorough testing routines to ensure reliability, accuracy, and quality • Apply design patterns and architectural principles to solve complex technical problems • Troubleshoot and resolve issues throughout the development lifecycle in collaboration with team members • Provide technical support and guidance to end-users regarding software maintenance and usage What you bring: • Strong experience in end-to-end software engineering, including design, development, and maintenance • Proficiency in C#/.NET and JavaScript frameworks, particularly ReactJS • Solid experience with MongoDB and familiarity with relational databases • Deep understanding of software architecture, design patterns, and reusable design principles • Experience with unit testing, CI/CD pipelines, and code review processes • Hands-on experience working within agile development environments • Ability to design, develop, and maintain RESTful APIs • Proficiency with source control tools such as Git • Strong capability in producing and maintaining clear technical documentation • Excellent communication skills in English (minimum B2 level) • Competencies including inclusive collaboration, analytical thinking, strong performance drive, accountability, functional expertise, and operational excellence