Note: The job is a remote job and is open to candidates in USA. Conexess Group is seeking a Senior MuleSoft API Integration Engineer to support enterprise API integration initiatives within a large-scale banking environment. The role focuses on designing, developing, deploying, troubleshooting, and supporting scalable MuleSoft API solutions connecting business applications, third-party services, distributed platforms, and legacy systems.
Responsibilities
- Design, develop, test, deploy, and support MuleSoft API integration solutions utilizing the Anypoint Platform
- Build scalable, secure, and reusable APIs to support enterprise application integration initiatives
- Develop API-led connectivity solutions integrating distributed applications, legacy platforms, and third-party services
- Support integration efforts between IBM mainframe environments and modern distributed applications
- Design and implement RESTful APIs, API specifications, data transformations, and integration workflows
- Develop and maintain MuleSoft applications using MuleSoft development standards and best practices
- Create and maintain DataWeave transformations and integrations using JSON, XML, and other enterprise data formats
- Collaborate with architects, application developers, business analysts, and project teams to understand requirements and deliver integration solutions
- Troubleshoot and resolve complex MuleSoft API issues across development, testing, and production environments
- Ensure integrations meet enterprise standards for scalability, performance, security, and reliability
- Participate in API governance, lifecycle management, documentation, and operational support activities
- Develop technical documentation including API specifications, deployment documentation, support procedures, and design artifacts
- Participate in code reviews and provide technical guidance to other developers
- Assist with CI/CD deployment processes and enterprise platform onboarding activities
- Identify opportunities to improve integration processes, performance, and operational efficiency
Skills
- 7+ years of software development and enterprise integration experience
- 5+ years of hands-on MuleSoft development experience
- Strong experience with MuleSoft Anypoint Platform, including API design, development, deployment, and troubleshooting
- Experience designing and developing enterprise REST APIs and web services
- Experience with API integration patterns and API-led connectivity
- Experience working with: + REST + SOAP + JSON + XML + DataWeave + OpenAPI / Swagger
- Experience integrating applications within a distributed Microsoft .NET environment, including: + C# + .NET Framework and/or .NET Core + ASP.NET + SQL Server
- Experience working with enterprise mainframe technologies, including: + z/OS + COBOL + CICS + DB2 + IBM MQ
- Experience developing secure integrations using authentication and authorization standards such as: + OAuth + JWT + TLS + API security standards
- Strong SQL/database integration experience
- Experience with source control and CI/CD processes
- Previous experience within banking, financial services, or other highly regulated industries
- Experience integrating with credit bureau, identity verification, fraud prevention, or financial services platforms
- Experience supporting integrations with Experian or similar enterprise providers
- MuleSoft Certified Developer certification
- Experience with MuleSoft CloudHub, Runtime Fabric, or API Manager
- Experience with Azure, AWS, or hybrid cloud environments
- Experience with enterprise messaging technologies such as IBM MQ or Kafka
- Experience supporting production applications and resolving critical integration issues
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