- Design, develop, deploy, and maintain APIs using IBM API Connect.- Configure and manage IBM DataPower Gateway for API security and traffic management.- Develop RESTful and SOAP web services based on business requirements.- Implement API security policies including OAuth 2.0, JWT, SSL/TLS, SAML, API Key, and Mutual Authentication.- Create API products, plans, catalogs, and developer portals within IBM API Connect.- Perform API testing using Postman, SoapUI, and other testing tools.- Monitor API performance, troubleshoot issues, and optimize API throughput.- Integrate APIs with enterprise applications, microservices, and cloud platforms.- Collaborate with architects, developers, and business stakeholders to define API strategies and standards.- Participate in code reviews, deployment activities, and production support.