Senior Cloud Integration Engineer

Project/Client: Banking Location: Baltic States (Remote) Start Date: ASAP Duration: 6+ months Seniority: Senior Rate: €37–42/hour Language: English We are looking for a Senior Cloud Integration Engineer to join a Salesforce -focused platform team within the banking industry. The role focuses on building middleware and integration services connecting Salesforce with internal systems. You will develop cloud-native microservices , implement REST API and event-driven architecture patterns, and contribute to scalable, secure integration solutions running on AWS . The ideal candidate brings 5+ years of backend development experience with strong expertise in Kotlin or Java , along with solid knowledge of DevOps , CI/CD , and modern integration practices. Key Responsibilities: Design and develop middleware and integration services connecting Salesforce with internal systems Build and maintain cloud-native microservices using Kotlin or Java Implement REST API -based and event-driven integration patterns across distributed systems Work with Kubernetes and Docker to deploy and manage containerized services on AWS Contribute to CI/CD pipelines and infrastructure as code practices Ensure API security best practices across integration layers Build and maintain connectors, adapters, and data synchronization components Drive test automation and quality-driven development standards Must-Have Requirements: 5+ years of backend development experience in Kotlin or Java Experience with Quarkus , Spring Boot , or similar frameworks Strong knowledge of integration patterns, including REST APIs , event-driven architecture , and messaging systems Hands-on experience with Kubernetes and Docker Solid experience with AWS cloud services Understanding of CI/CD , DevOps , and infrastructure as code Background in integration or middleware development, including connectors, adapters, and data synchronization Experience with test automation and quality-driven development Understanding of API security best practices Fluent English , spoken and written Nice to Have: Experience with Kafka or AWS MSK Familiarity with GitOps tools such as ArgoCD or Kargo Knowledge of the Salesforce ecosystem