SAP Integration & Full Stack Developer

Job description

**This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a SAP Integration & Full Stack Developer based in Poland.** This is a fully remote contract opportunity for a developer who can bridge SAP integration, APIs, backend services, frontend applications, and third-party enterprise platforms. You will design and deliver end-to-end solutions connecting SAP, Zoho, and other business systems across diverse technical environments. The role combines hands-on development with integration architecture, data transformation, API security, troubleshooting, and production support. You will work with technologies including SAP Integration Suite (CPI), SAP S/4HANA, SAP BTP, Node.js, JavaScript, TypeScript, Java, and modern frontend frameworks. A key part of the role is determining the right integration approach for both API-enabled and legacy systems, including file-based, SFTP, webhook, and database integrations. You will collaborate with technical, functional, and business stakeholders while helping strengthen internal capabilities through documentation, mentoring, and knowledge transfer. This position is ideal for a versatile engineer who enjoys solving complex integration challenges and building reliable applications across SAP and non-SAP ecosystems. ### Accountabilities - **SAP Integration Development:** Develop, configure, maintain, test, and monitor integrations using SAP Integration Suite (SAP Cloud Integration/CPI), connecting SAP S/4HANA, SAP BTP, Zoho, and other enterprise applications. - **API Development & Management:** Design, develop, consume, and maintain REST and SOAP APIs while applying sound principles of API architecture, lifecycle management, security, authentication, authorization, and monitoring. - **Full-Stack Development:** Build and maintain backend services, APIs, frontend applications, and supporting components using technologies such as Node.js, JavaScript, TypeScript, Java, React, Angular, or SAP UI5. - **Enterprise Integration:** Create reliable integrations between SAP, Zoho CRM, other Zoho applications, and third-party systems using APIs, webhooks, middleware, and other appropriate technologies. - **Non-API Integrations:** Develop alternative integration solutions for systems without standard APIs, including SFTP, file-based exchanges, scheduled data transfers, database connectivity, webhooks, and other suitable approaches. - **Integration Architecture:** Evaluate business and technical requirements and select appropriate integration patterns based on system capabilities, limitations, security considerations, data requirements, and overall architecture. - **Data Transformation:** Work with JSON, XML, OData, HTTP, REST, SOAP, and related protocols and formats, implementing mapping, transformation, routing, filtering, validation, and error-handling processes. - **Security:** Implement and maintain secure integration solutions using OAuth 2.0, certificates, authentication, authorization, and other API and enterprise security mechanisms. - **Testing & Production Support:** Develop, test, debug, deploy, monitor, and troubleshoot integration flows, APIs, and application services while performing root-cause analysis and implementing sustainable solutions. - **Automation & Process Improvement:** Identify opportunities to automate business processes and improve connectivity between SAP, Zoho, and other enterprise applications. - **Collaboration:** Work closely with SAP functional teams, developers, architects, business stakeholders, and external technology teams to understand requirements and deliver effective technical solutions. - **Documentation:** Create and maintain clear technical documentation covering integration architecture, configurations, interfaces, workflows, troubleshooting procedures, deployment processes, and support guidelines. - **Code Quality:** Participate in code reviews, testing, deployment activities, monitoring, and production support while following development and integration best practices. - **Knowledge Transfer:** Train and mentor internal team members on SAP Integration Suite, APIs, integration patterns, troubleshooting, monitoring, development practices, and long-term maintenance. - **Capability Building:** Help internal teams develop the skills and confidence required to independently maintain, troubleshoot, and enhance integrations and applications. ## Requirements - **Professional Experience:** 3–6 years of relevant experience in IT development, software engineering, integration, or a related field. - **SAP Integration:** Strong hands-on experience with SAP Integration Suite / SAP Cloud Integration (CPI), including the development and maintenance of integration flows. - **API Expertise:** Strong understanding of REST, SOAP, API development, API integration, API architecture, lifecycle management, and API security. - **SAP Ecosystem:** Experience integrating SAP S/4HANA with SAP and non-SAP applications; familiarity with SAP BTP is an advantage. - **Programming:** Strong programming skills in JavaScript, TypeScript, Node.js, or Java, together with a solid understanding of full-stack development concepts. - **Frontend Development:** Experience with React, Angular, or SAP UI5 is desirable. - **Data & Protocols:** Strong knowledge of JSON, XML, OData, HTTP, data transformation, data mapping, and enterprise integration formats. - **Security:** Practical understanding of authentication, authorization, OAuth 2.0, certificates, and API security principles. - **Development Practices:** Experience with Git, version control, CI/CD processes, testing, deployment, and production support. - **Cloud Architecture:** Understanding of cloud-based application and enterprise integration architectures; experience with Azure, AWS, or another cloud platform is a plus. - **Troubleshooting:** Strong analytical, diagnostic, and problem-solving abilities, with the ability to investigate complex integration and application issues and identify sustainable solutions. - **Enterprise Integration:** Knowledge of enterprise integration patterns and best practices, with the ability to select appropriate approaches for both API-enabled and non-API systems. - **Communication:** Strong communication skills and the ability to explain technical concepts clearly to both technical and non-technical stakeholders. - **Collaboration:** Ability to work independently while collaborating effectively with developers, architects, functional teams, business stakeholders, and external technology partners. - **Knowledge Sharing:** Willingness to document solutions, mentor colleagues, provide technical training, and contribute to long-term internal technical capabilities. - **Education:** A Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field is preferred. - **Additional Experience:** Experience with SAP API Management, SAP Event Mesh, event-driven architectures, SAP Cloud Application Programming Model (CAP), SAP Fiori/SAP UI5, third-party cloud integrations, Zoho CRM, webhooks, SFTP, database integrations, or scheduled data exchanges is an advantage. ## Benefits - **Competitive Compensation:** Competitive contract compensation package. - **Remote Work:** Flexible working conditions with the ability to work remotely. - **Professional Development:** Opportunities to expand expertise across SAP, AI, cloud technologies, enterprise integration, APIs, and modern application development. - **End-to-End Ownership:** Opportunity to contribute to complete integration and application development projects spanning frontend applications, APIs, integration layers, and enterprise systems. - **Technology Exposure:** Hands-on experience with SAP Integration Suite, SAP S/4HANA, SAP BTP, Zoho, cloud platforms, APIs, and modern development technologies. - **Career Growth:** Opportunities for professional development and advancement through increasingly complex technical responsibilities. - **Collaborative Environment:** Work alongside technical, functional, architecture, and business teams in a dynamic and supportive environment. - **Knowledge Sharing:** Opportunity to develop leadership skills through mentoring, technical training, documentation, and knowledge-transfer initiatives.