Job Title: Senior SAP BTP DeveloperLocation: Atlanta (Hybrid)Contract Duration: 12–36 MonthsExperience Required: 10–15 Years Company Overview :HireFlexpert is one of the most emerging freelance platforms that connects skilled freelancers with verified businesses for flexible project based work.Freelancers are evaluated through a structured assessment, and only qualified experts are assigned to projects.  Job SummaryWe are looking for a highly experienced Senior SAP BTP Developer / Technical Lead to design, develop, and maintain cloud-native applications and integrations on the SAP Business Technology Platform (SAP BTP). The ideal candidate will have strong expertise in SAP BTP services, SAP CAP, SAP Fiori/UI5, API development, and SAP S/4HANA extensions.The role involves building scalable side-by-side extensions, implementing secure APIs, mentoring team members, and supporting enterprise-grade SAP transformation initiatives. Key ResponsibilitiesSAP BTP Development<ul><li>Design, develop, deploy, and maintain applications on SAP BTP</li><li>Build side-by-side extensions for SAP S/4HANA while avoiding core modifications</li><li>Develop cloud-native applications using:</li><li>SAP CAP (Cloud Application Programming Model)</li><li>SAP Fiori/UI5</li><li>SAP Build Apps</li><li>Create scalable backend services using Java, JavaScript, and Node.js</li></ul> Integration &amp; API Management<ul><li>Design and implement RESTful and OData APIs</li><li>Develop and maintain enterprise integration patterns</li><li>Inventory, document, audit, and secure APIs</li><li>Ensure application performance, scalability, security, and maintainability</li></ul><h3> </h3>SAP Functional &amp; Technical Collaboration<ul><li>Work with SAP Signavio and SAP Ariba (buyer-guided forms)</li><li>Collaborate with cross-functional business and technical teams</li><li>Participate in architectural reviews, governance discussions, and audits</li><li>Support deployment activities and transition to operations/support teams</li></ul><h3> </h3>Leadership &amp; Documentation<ul><li>Mentor junior developers and provide technical guidance</li><li>Prepare technical documentation, deployment guides, and solution designs</li><li>Contribute to best practices for SAP BTP development and cloud architecture</li></ul> Required SkillsCore Technical Skills<ul><li>Strong hands-on experience with SAP Business Technology Platform (SAP BTP)</li><li>Expertise in:</li><li>Java</li><li>JavaScript</li><li>Node.js</li><li>SAP CAP</li><li>SAP UI5/Fiori</li><li>Experience with REST APIs and OData services</li><li>Strong understanding of:</li><li>Cloud architecture</li><li>Multi-tenant applications</li><li>Scalability concepts</li><li>DevOps practices</li><li>Integration patterns</li></ul>SAP Experience<ul><li>Experience extending SAP S/4HANA using side-by-side extensibility</li><li>Knowledge of SAP security, governance, and compliance standards</li><li>Experience with enterprise SAP landscapes and integrations</li></ul><h2> </h2>Preferred Skills<ul><li>SAP Analytics Cloud (SAC)</li><li>SAP Mobile Services</li><li>SAP AI Core / AI-ML integrations</li><li>SAP Signavio</li><li>SAP Ariba</li></ul>