Job Summary: Responsible for the analysis, design, and maintenance of integration solutions, defining architectures and ensuring the development and deployment of APIs and microservices. Key Highlights: 1. Analysis, design, and maintenance of complex integration solutions 2. Development of APIs and Microservices in digital transformation projects 3. Technical leadership and mentoring of development teams **Job Description:** Responsible for analyzing, designing, and maintaining integration solution architectures across multiple projects and systems. Will assess the AS-IS solution and design the To-Be solution; develop the technical integration architecture document with end-to-end functionality coverage, defining data mapping and API Swagger specifications, aligned with TM Forum, OpenAPI, and 4P standards as defined in the reference architecture. Conduct technical requirement analysis for projects, map impacted systems, and define the most appropriate integration solution. Ensure development and deployment of integration solutions. Monitor deliverables throughout the entire integration development lifecycle. Responsible for designing, specifying, and implementing APIs and Microservices (new and modified) for digital transformation projects. Develop backends using Spring / SpringBoot / Node.js Support evaluation and implementation of new technological initiatives and DevOps practices. Mentor, guide, and validate development work performed by a team composed of Junior, Mid-level, and Senior developers. Perform troubleshooting. Monitor production deployment and support operational launch. Provide development effort estimates. **Requirements:** Experience developing with microservice concepts/architecture. Experience with security patterns for microservice architecture, such as JWT tokens, OAuth protocol, and two-way SSL implementation. Proficiency in REST API development. Knowledge of Service-Oriented Architecture (SOA). Experience with distributed architecture, microservices, and event-driven architecture solutions. Knowledge of test automation. **Knowledge of Java language and its main frameworks:** Spring, SpringBoot, Maven, JUnit Knowledge of event broker (Kafka) message consumption and publishing solutions. Knowledge of relational and non-relational database concepts. Knowledge of API exposure patterns and concepts via API Gateway. Experience with Oracle SOA Suite 11g/12c (OSB, BPEL, BAM, Rules). Experience with Oracle Service Bus 11g/12c. Experience with Web Services (RESTful and SOAP). Experience with Enterprise Manager, DVN, XML, WSDL, WADL, XSD, JSON, xQuery, XPath, JAVA, and PL/SQL. Canonical entity modeling (SID); Knowledge of TM Forum; Proven experience in high-demand integration environments. Experience with JIRA, Quality Center, Jenkins, SVN, and GIT. **\*\*\*\*\*\*\*\*\*\* Desired Knowledge:** \*\*\*\*\*\*\*\*\*\* * Container platform (Kubernetes) * CI/CD pipeline knowledge; * DataPower knowledge. * Telecom experience.