Senior Fullstack Engineer (.NET+Typescript) [M/F]

Stackmine is developing and maintaining a modern platform that supports key sales and customer service processes by delivering new features and integrating with CRM, billing, and other business systems. The project uses microservice architecture, cloud-native solutions, and Microsoft Azure, ensuring high scalability and system reliability. The role involves working in an interdisciplinary team with real impact on product development, architectural decisions, and adoption of modern technologies.

• Minimum 8 years experience in software design and development
• Very good knowledge of .NET at Senior level and experience creating applications with TypeScript
• Knowledge of Java is an additional advantage
• Practical knowledge of SQL, NoSQL, design and implementation of integrations using REST/GraphQL and message brokers such as Kafka or RabbitMQ
• Experience designing modern solutions based on microservice architecture, cloud-native, and Microsoft Azure
• Independency in DevOps area including CI/CD, Infrastructure as Code, and deployment automation
• Knowledge of Agile methodologies (Scrum) and ability to collaborate effectively with Product Owners, Business Analysts, and other stakeholders
• Advanced proficiency in Polish and English languages

• Designing, developing, and implementing new functionalities and improvements in collaboration with Product Owners and Business Analysts
• Creating and developing stable integrations between internal systems and external business solutions (e.g., CRM, billing systems)
• Designing, developing, and maintaining Full Stack applications following best software engineering practices
• Writing high-quality code, preparing tests, and participating in deployment and monitoring of production solutions
• Collaborating on testing, validation, and quality assurance for delivered solutions
• Preparing and maintaining technical and architectural documentation
• Cooperating with business and technical teams to set priorities and deliver business value
• Supporting the development of application architecture compliant with cloud-native and API First approaches