.In our team, you will develop projects for a European institution concerning security and border control activities (FRONTEX).Responsibilities:Designing and implementing solutions based on microservices architecture: Identifying and documenting requirements for microservices, designing microservices solutions and documenting them, and identifying risks and issues.Decomposition of monolithic applications into microservices: Analyzing the current monolithic application, defining the microservices boundaries, refactoring the code for modularization, decoupling microservices, and documenting the adopted solution.Working with backend and frontend teams to deliver consistent solutions: Defining API endpoints, delivering the required functionality, aligning the response formats, collaborating on integration points, and performing integration testing.Optimizing applications for performance and scalability: Analyzing the current application performance (searching for bottlenecks), refactoring the code for performance, scaling the microservices, implementing optimization strategies, and testing the performance.Creating technical documentation and conducting code reviews: Providing and maintaining comprehensive documentation on the architecture, setup, and usage of micro frontends, conducting code reviews, and providing feedback to ensure continuous improvement in the code quality.Supporting analysts in business requirements analysis: Collaborating with business analysts and architects to clarify business requirements, analyzing the technical feasibility of the requirements, breaking down complex requirements into manageable tasks for backend (micro)services, reviewing technical documentation, and contributing to the solution architectural documentation.WHAT DO WE NEED IN OUR TEAM?We are looking for backend developers with:Bachelor degree in Software Engineering or related field.Minimum 5 years of proven professional experience, including designing and building microservices-based applications for large organizations.Deep knowledge of building microservices and knowledge of architectural patterns such as orchestration and choreography (SAGA) using the Domain Driven Design approach.Develop, implement, and maintain scalable and loosely coupled microservices.Build and deploy high-quality APIs (REST / WebSockets based) to connect services and support external integrations.Expertise in containerization (Docker) and orchestration (Kubernetes).Strong programming skills in C#.Experience working in Agile (Scrum), ability to work in a team, sharing knowledge and guiding other team members.We will also value:Personal Security Clearance at EU-CONFIDENTIAL level or above.Master degree or PhD.Experience as a Senior Lead Developer or equivalent, guiding junior staff.Practical knowledge of the Red Hat OpenShift platform (RHOS).Deep knowledge of design patterns like Service Discovery, Circuit Breaker, and API Gateway (preferred KONG)