Senior IBM API Connect (APIC) & Datapower Developer

Job Description We are looking for a Senior IBM API Connect (APIC) & Datapower Developer to join our great team in Southern California. This Long-term Contract position is onsite four days each week and focuses on building, securing, and supporting enterprise integration solutions across cloud and on-premises environments. The role will play a key part in API delivery, B2B connectivity, platform reliability, and technical leadership for large-scale business initiatives.Responsibilities:• Build and maintain enterprise API and integration services using IBM API Connect and IBM DataPower for business-critical applications.• Create and configure Multi-Protocol Gateway services, web service proxies, XML firewalls, and related gateway components to enable secure system connectivity.• Deliver B2B integration solutions with external partners and support reliable data exchange across internal and third-party platforms.• Implement security controls such as OAuth 2.0, mutual TLS, certificate management, proxy profiles, and crypto configurations across the integration landscape.• Investigate production issues affecting APIs, middleware, cloud integrations, and backend systems, then drive resolution through root cause analysis and corrective action.• Partner with architecture, infrastructure, security, cloud, and development teams to define scalable hybrid integration approaches and support project delivery.• Support CI/CD activities including deployment automation, release coordination, and promotion of code across environments.• Monitor platform performance, logging, and operational health, and apply improvements that strengthen availability, governance, and throughput.• Produce technical documentation such as design artifacts, architecture diagrams, support procedures, and operational standards while mentoring less experienced developers.• Participate in after-hours and weekend support for critical incidents and key business events as needed.• Strong hands-on experience developing enterprise integrations with IBM API Connect (APIC) and IBM DataPower. • Proven background configuring API gateways, security policies, web service proxies, and transformation or mediation services in complex environments. • Experience implementing API security standards including OAuth 2.0, mTLS, certificate lifecycle management, and related authentication controls. • Ability to troubleshoot production problems across APIs, middleware, cloud services, and backend applications using logs, metrics, and structured analysis. • Knowledge of hybrid integration architecture spanning cloud-hosted and on-premises systems. • Familiarity with CI/CD practices, deployment automation, environment management, and operational support processes. • Strong communication, planning, and documentation skills with the ability to work effectively across technical and business stakeholder groups. • Experience providing technical guidance, reviewing solution quality, and supporting team best practices in a senior development role.