Senior Backend .NET Developer

🌎 Nsure.com is America’s first digital insurance agency®. We empower customers by providing fully online tools to transparently secure home and auto insurance. Advantages of our platform: 50+ America’s top-rated home and auto insurance companies compete for customers on Nsure.com. Consumers can compare prices and buy insurance online, on Nsure.com, in minutes. Our proprietary algorithms and data mining technology recommend coverage levels, so buyers don’t overinsure or underinsure. Most data needed for comparative quotes is auto-filled, so all the buyer has to do is answer a few simple questions. There are no long forms to fill out. No salesman calling. Customers don’t have to wait for their existing policies to expire to switch and save. We will help with the paperwork. Customer data is safe with us. We will never sell or share personal information with third parties. - Join the Core team as a Senior Backend .NET Developer and build modern solutions based on GraphQL, Azure, and .NET. We're looking for an experienced specialist who embraces technological challenges, values ​​code quality, and wants to have a real impact on the architecture of backend systems. Scope of Responsibilities • Design, develop, and maintain Core system using .NET (C#).  • Integrate backend solutions with Azure services.  • Implement solutions following best practices, architecture and design patterns.  • Ensure code clarity, performance, and quality according to best engineering standards.  • Guarantee data security and compliance with relevant standards.  • Collaborate with other teams to deliver new features.  • Monitor and optimize API performance.  • Develop and maintain unit and integration tests.  • Provide technical support and mentorship to less experienced team members.  Required Skills and Technical Knowledge Technical Competencies: • Strong proficiency in .NET and the C# language.  • Hands-on experience with GraphQL. • Practical experience with Azure services. • Proficiency with Azure DevOps, including CI/CD pipelines.  • Experience working with SQL and NoSQL databases.  • Familiarity with containerization (Docker, Kubernetes) and microservices architecture.  • Experience working with message queue systems (like Azure Service Bus, RabbitMQ).  • Proficiency ChilliCream tools (Hot Chocolate, Fusion, Strawberry Shake, Nitro).  Soft Skills:  • Technical maturity and the ability to make independent decisions.  • Strong teamwork and communication skills, willingness to share knowledge.  • Proactive problem-solving and process improvement mindset.  • Accountability for results and quality of delivered work.  • Openness to feedback, cross-functional collaboration, and continuous growth.  💡 If this sounds like your kind of challenge, we’d love to connect! Benefits you’ll enjoy: 📱 Modern tech stack – Work with the latest technologies. 🧠 Continuous learning – Access to a training platform and support from experienced team members. 🚆 Well-connected office, 7 minutes to Gdańsk Wrzeszcz SKM station, 🏋️ Well-being support – Multisport card to help you stay active and healthy, 🍔 Lunch Thursdays - join our team lunches to connect and share ideas.