
Mulesoft API Developer
Resilient Co · Argentina · Remote
Weak hiring record · median 105 days open
All reasons
- Open 81 days
- 100% of this employer's openings are over 60 days old
In its favour
- Still listed on the employer's own board
Summary
We are seeking a Mid-to-Senior MuleSoft API Developer to design, build, deploy, and support enterprise-grade APIs and integrations using the MuleSoft Anypoint Platform. This role is central to delivering scalable, secure, and reusable integration solutions across cloud and on-premise environments and will collaborate closely with architects, business analysts, product owners, and engineering teams.
The ideal candidate has strong hands-on experience with API-led connectivity, REST and SOAP services, modern integration patterns, and Mule 4 development. This role offers the opportunity to shape integration architecture, create reusable assets, and support production APIs across a complex enterprise landscape.
Responsibilities
- Design, develop, and maintain APIs and integrations using MuleSoft Anypoint Platform.
- Build solutions using API-led connectivity principles (System, Process, and Experience APIs).
- Develop and support integrations between CRM, ERP, data platforms, SaaS applications, and internal systems.
- Create reusable integration assets, connectors, templates, and shared services.
- Participate in technical design sessions and help define integration architecture and best practices.
- Gather requirements from stakeholders, analyze business processes, and translate them into technical solutions.
- Develop APIs and services using RAML/OpenAPI specifications with proper versioning and documentation.
- Implement API security policies including OAuth 2.0, JWT, basic authentication, mutual TLS, and API gateway controls.
- Troubleshoot performance issues, integration failures, and production incidents.
- Support CI/CD pipelines and automated deployment processes for MuleSoft applications.
- Monitor integrations and APIs using platform tools and logging frameworks.
- Mentor junior developers and contribute to development standards, code reviews, and technical documentation.
Requirements
- Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field, or equivalent practical experience.
- 4+ years of experience in software development, integration, or API engineering.
- 3+ years of hands-on MuleSoft development experience using Anypoint Studio and Anypoint Platform.
- Strong experience developing RESTful APIs and working with SOAP web services.
- Solid understanding of integration patterns, message transformation, orchestration, and error handling.
- Experience with DataWeave for mapping and transformation logic.
- Proficiency with Mule 4.
- Experience with API Manager, Runtime Manager, and Exchange.
- Familiarity with RAML or OpenAPI/Swagger.
- Knowledge of JSON, XML, and XSD.
- Experience integrating with databases, file systems, SaaS platforms, and third-party APIs.
- Experience with source control and CI/CD tools such as Git, Jenkins, Azure DevOps, GitHub Actions, or GitLab.
- Strong problem-solving, debugging, and communication skills.
Nice to Have
- MuleSoft Certified Developer or other MuleSoft certifications.
- Experience with cloud platforms such as Azure, AWS, or GCP.
- Familiarity with containerization and deployment tools such as Docker and Kubernetes.
- Experience with event-driven integration patterns and messaging platforms such as Kafka, JMS, or MQ.
- Knowledge of enterprise architecture, microservices, and distributed systems.
- Experience working in Agile/Scrum delivery environments.
Engagement & Logistics
- Engagement Length: 6 to 11 Months.
- Time Zone: CST - 8:00 AM to 5:00 PM (7 hours overlap)
- Overtime Required: No
- Equipment: BYOD (Bring your own device)
- Holidays Calendar :Client Holidays (USA)
Selection process
- Meeting with Resilient Co. team.
- Technical Interview
- Panel Interview (Managers and Techical Lead)
Skills
- MuleSoft
- SOAP
- Mule
- RAML
- OpenAPI
- OAuth 2.0
- JWT
- TLS
- API Gateway
- Swagger
- JSON
- XML
- Git
- Jenkins
- Azure DevOps
- GitHub Actions
- GitLab
- Azure
- AWS
- GCP
- Docker
- Kubernetes
- Kafka
- JMS
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