Nagarro—Associate Staff Engineer (IBM API Connect)

Job description

Description: 👋🏼We're Nagarro. We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at a scale — across all devices and digital mediums, and our people exist everywhere in the world (18500+ experts across 39 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in! Requirements - Experience : 4+ years - Strong hands-on experience in enterprise integration development. - Strong hands-on experience with IBM API Connect v10/v12. - Strong hands-on experience with IBM App Connect Enterprise (ACE) v12/v13. - Strong experience with IBM MQ and message-based integration. - Strong knowledge of REST, SOAP, XML, XSD, and JSON. - Strong experience with OAuth 2.0, JWT, and TLS security mechanisms. - Strong knowledge of OpenAPI/Swagger, YAML, JSON, and REST architectural principles. - Hands-on experience developing message flows and integration solutions using IBM ACE. - Strong experience with ESQL and good knowledge of Java for integration development. - Experience developing transformations and working with DFDL, XML schemas, and message models. - Experience integrating systems using MQ, REST, SOAP, JDBC, ODBC, and other enterprise connectivity mechanisms. - Hands-on experience designing and implementing APIs using IBM API Connect. - Experience configuring API policies for security, authentication, authorization, throttling, rate limiting, transformation, and traffic management. - Experience integrating APIs with ACE, MQ, microservices, databases, and external applications. - Understanding of API governance, lifecycle management, naming conventions, documentation, and enterprise standards. - Strong troubleshooting skills with experience resolving production issues, gateway errors, security exceptions, connectivity problems, latency, and performance bottlenecks. - Experience preparing unit test cases, executing unit testing, and fixing defects identified during testing. - Experience supporting SIT/UAT and resolving integration-related defects. - Ability to analyze business and technical requirements and translate them into scalable integration solutions. - Strong collaboration skills with architects, backend teams, development teams, and other technical stakeholders. - Good understanding of enterprise integration patterns, API management, messaging, and distributed systems. - Strong analytical, problem-solving, communication, and documentation skills. Responsibilities - Design, develop, and deploy enterprise integration solutions and message flows using IBM App Connect Enterprise (ACE) v12/v13. - Design, build, publish, and manage REST APIs using IBM API Connect v10/v12. - Develop and maintain integrations using IBM MQ, REST APIs, SOAP services, JDBC, ODBC, and other enterprise integration technologies. - Create and maintain message models using DFDL, XML schemas, XSD, JSON, and related data formats. - Develop transformation and integration logic using ESQL and Java. - Apply REST architectural principles and develop APIs using OpenAPI/Swagger and YAML specifications. - Configure and implement API policies for authentication, authorization, rate limiting, throttling, transformation, and security. - Implement API security using OAuth 2.0, JWT, TLS, and role-based access controls. - Integrate APIs with backend systems including ACE, IBM MQ, microservices, databases, and external applications. - Define and implement API governance standards, naming conventions, lifecycle practices, and documentation guidelines. - Troubleshoot and resolve production issues related to message flows, APIs, gateways, connectivity, security, and integration failures. - Analyze and optimize message flow and API performance, including latency and throughput improvements. - Participate in requirements analysis and provide integration architecture and solution design recommendations. - Collaborate with architects, backend developers, application teams, and business stakeholders to understand requirements and implement effective integration solutions. - Develop unit test cases and perform unit testing for integration flows and APIs. - Support System Integration Testing (SIT) and User Acceptance Testing (UAT) cycles and resolve defects identified during testing. - Prepare and maintain deployment artifacts and support deployment across environments. - Create and maintain technical documentation including mapping sheets, solution designs, API specifications, integration patterns, and operational documentation. - Support continuous improvement of integration frameworks, reusable components, and enterprise integration standards. Bachelor’s or master’s degree in computer science, Information Technology, or a related field.