Job Title: MuleSoft Developer
Location: Lenexa, KS
Contractor Work Model: Hybrid Onsite
Job Summary:
System One is seeking a MuleSoft Developer for a long-term, hybrid-onsite opportunity in Lenexa, KS. The MuleSoft Developer builds, enhances, and supports integrations across digital-transformation platforms using MuleSoft Anypoint and API-led best practices. This role is hands-on across the full API lifecycle-design, development, testing, deployment, monitoring, and optimization-and works closely with business users, BAs, and system owners to deliver secure, resilient, reusable integrations.
Responsibilities - Design, develop, and maintain real-time/near-real-time APIs and ETL-style data integrations using MuleSoft (CloudHub/CloudHub 2.0) and reusable components aligned to API-led architecture.
- Configure and support integrations for Salesforce, ServiceNow, NetSuite, Dayforce, and internal applications.
- Build and optimize API flows, connectors, mappings, and error-handling frameworks.
- Develop and enhance scheduled enterprise integrations and ensure high availability, performance, and reliability.
- Conduct detailed analysis of existing integrations to identify improvements in security, resiliency, and performance.
- Implement and support deployments using Azure DevOps Services (repos, branching, CI/CD pipelines) in alignment with DevSecOps practices.
- Unit test, validate, and release integrations across non-prod, production, and DR environments.
- Maintain documentation, mapping specs, and architectural standards; contribute to component reuse.
- Collaborate with fellow developers and SMEs to clarify requirements, troubleshoot issues, and ensure alignment with data and integration strategies.
Qualifications: - 4+ years of software or integration engineering experience (MuleSoft CloudHub required; Java/.NET/API background preferred).
- Strong hands-on experience with Anypoint Studio, API-led design, RAML/OAS, and MuleSoft deployment models.
- Experience with CloudHub/CloudHub 2.0 operational best practices (DLBs, SSL/TLS termination, custom domains, listing, HA configuration).
- Familiarity with messaging technologies (RabbitMQ, Anypoint MQ, or ActiveMQ).
- Proven troubleshooting, performance tuning, and environment evaluation skills.
- Experience using Azure DevOps Services in Azure cloud for Git repos and CI/CD release pipelines.
- Strong documentation habits and ability to collaborate in cross-functional design sessions.
- Growth-oriented mindset with interest in progressing toward senior engineering or integration architecture roles.
System One, and its subsidiaries including Joul, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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Ref: #431-IT Tampa
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