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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Integration Developer, (OIC, MuleSoft) - Onsite - **Company:** CGS Business Solutions - **Location:** Lake Forest, CA, United States - **Experience:** Expert - **Salary:** $130,000.0 - $165,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, ASC X12 Standards, AS2, Microsoft Azure, C Sharp (Programming Language), Cloud Computing, Data Integration, Database Queries, Software Design Patterns, Electronic Data Interchange (EDI), UN Electronic Data Interchange for Administration Commerce and Transport, Middleware, File Transfer Protocol (FTP) SSL Extension, Github, Revision Control Systems, JSON, Python (Programming Language), OAuth, RabbitMQ, Anypoint Studio, Simple Object Access Protocol (SOAP), Oracle Fusion Middleware, Data Streaming, Systems Integration, Web Services, Extensible Markup Language (XML), Data Import/Export, File Transfer Protocol (FTP), Bi Publisher, Software Security, Event Driven Architecture, Information Technology, Enterprise Integration, Integration Frameworks, Apache Kafka, Bitbucket, Api Design, Restful APIs, Oracle Erp, Oracle Integration, Oracle Cloud Infrastructure, Api Management, Mulesoft - **Published:** August 9, 2026 - **Apply:** https://www.wayup.com/i-j-Senior-Integration-Developer-OIC-MuleSoft-Onsite-CGS-Business-Solutions-271504502579885/ ## About the Role + 5+ years of experience in integration development with strong exposure to enterprise ERP systems and APIs. + Hands-on experience with Oracle Fusion ERP integrations and Oracle Integration Cloud (OIC). + Bachelor's degree in Computer Science, Information Technology, or related field. + Proficiency in programming languages such as Java, C#, Python, or JavaScript. Knowledge and Skills + Extensive hands-on experience with MuleSoft Anypoint Platform (API design, development, deployment). + Strong experience with Oracle Integration Cloud (OIC), including orchestration, adapters, and ERP integration patterns. + Solid understanding of Oracle Fusion ERP architecture, including modules such as Finance, SCM, or HCM. + Experience integrating with Oracle Fusion using: + SOAP/REST APIs + FBDI (File-Based Data Import) + BI Publisher / OTBI extracts + Event-driven integrations * Experience with API-led connectivity and middleware architecture across hybrid environments. * Strong proficiency in web services (REST, SOAP) and data formats like XML and JSON. * Familiarity with API security best practices (OAuth, JWT, etc.) and enterprise security principles. * Knowledge of event-driven architecture (Pub/Sub, Kafka, RabbitMQ). * Experience with EDI standards (ANSI X12, EDIFACT) and protocols (AS2, SFTP, FTPS). * Experience with version control tools (GitHub, Bitbucket). * Strong data integration skills (mapping, transformation, database queries). * Exposure to cloud platforms (AWS, Azure, Oracle Cloud Infrastructure). * Strong analytical and troubleshooting skills in complex integration and ERP environments. * Excellent communication and collaboration skills with business, ERP functional, and technical teams. * Ability to manage multiple priorities in a fast-paced environment. * Certifications in MuleSoft, Oracle Integration Cloud, or cloud platforms are a plus. ## Description Backed by deep industry insight and our proven TalentFlow Framework, we ensure every role we present is thoughtfully matched to your skills, passions, and career ambitions. If you're ready for a role that challenges you and moves your career forward, we're currently partnering with leading organizations to fill the following opportunity: CGS is hiring for a Senior Integration Developer with strong OIC and MuleSoft skills to be responsible for designing, developing, and implementing integration solutions that connect enterprise systems and applications. The Senior Integration Developer will lead the design and implementation of integration workflows, manage middleware platforms, and ensure seamless data flow across disparate systems. Major Duties and Responsibilities + Design, develop, and implement integration solutions using Oracle Integration Cloud (OIC), MuleSoft, and other iPaaS platforms across enterprise cloud and on-premise systems. + Lead integration efforts specifically supporting Oracle Fusion ERP modules (Finance, SCM, HCM), ensuring reliable and scalable data exchange. + Oversee the full API lifecycle, from designing and developing RESTful APIs to testing, monitoring, and optimizing for performance and scalability. + Build and maintain integrations using Oracle Fusion web services (SOAP/REST), FBDI, OTBI, and event-driven frameworks. + Create reusable API assets, connectors, and OIC integrations to accelerate development and standardize integration patterns. + Work closely with third-party vendors and integration partners to integrate external applications into Oracle ERP and enterprise ecosystems. + Monitor integration performance across OIC, MuleSoft, and other middleware platforms; troubleshoot and optimize system efficiency. + Collaborate with business analysts, ERP functional teams, and architects to define technical requirements aligned with Oracle Fusion capabilities. + Provide mentorship and guidance to IT peers on integration best practices, especially around ERP integrations and OIC design patterns. ## Related Videos - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [The Open-source Java SDK for Multi-Cloud Development - Sandeep Pal](https://www.wearedevelopers.com/videos/2113-the-open-source-java-sdk-for-multi-cloud-development-sandeep-pal) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j)