Sr. Mulesoft Developer-W2 only

Steneral Consulting; United States; On-site; USD 110,000 - 165,000; Full time

Job summary

Steneral Consulting seeks a senior QA engineer to design and implement a comprehensive automated testing strategy for MuleSoft integrations with Salesforce and external systems. You will build, maintain, and expand automated suites for integration, API, regression, and end-to-end tests, focusing on data transformation, retry behavior, and edge cases.

Collaborating with Salesforce and MuleSoft developers, QA engineers, and product teams, you will improve CI/CD pipelines and establish enterprise

Qualifications

• 5+ years designing and implementing MuleSoft integrations.
• Hands-on experience integrating Salesforce with external apps using REST, SOAP, Bulk, Platform Events.
• Experience managing test data and environments for integration testing.
• Proven ability to build automated API and integration tests (MUnit, Postman/Newman, REST Assured, Karate).
• Solid understanding of REST, asynchronous messaging, OAuth, and error handling.
• Experience with CI/CD pipelines and automated deployment processes.

Responsibilities

• Design and implement automated testing strategy for MuleSoft integrations.
• Build and maintain automated integration, API, regression, and end-to-end test suites.
• Validate bidirectional data flow between Salesforce and external systems including data transformation and retry logic.
• Identify gaps in test coverage and improve overall integration quality.
• Troubleshoot defects across Salesforce, MuleSoft, and downstream systems; perform root-cause analysis.
• Collaborate with Salesforce developers, MuleSoft developers, QA engineers, and product teams.
• Improve CI/CD pipelines to include automated integration testing.
• Establish testing standards, metrics, and coverage for enterprise integrations.
• Document testing patterns and coverage to enable scale.

Skills

MuleSoft integrations

Salesforce integration

Test data management

Automated API tests

REST APIs & OAuth

CI/CD testing

Tools

MUnit

Postman/Newman

REST Assured

Karate

Job description

Responsibilities

• Design and implement a comprehensive automated testing strategy for MuleSoft integrations.
• Build and maintain automated integration, API, regression, and end-to-end test suites.
• Build tests that specifically validate bidirectional data flow between Salesforce and external systems including data transformation logic, retry behavior, and failure/edge-case handling.
• Identify gaps in existing test coverage and improve overall integration quality.
• Troubleshoot integration defects and perform root-cause analysis across Salesforce, MuleSoft, and downstream systems using findings to close systemic gaps in test coverage, not just fix one-off bugs.
• Partner with Salesforce developers, MuleSoft developers, QA engineers, and product teams to ensure reliable deployments.
• Improve CI/CD pipelines to incorporate automated integration testing.
• Establish testing standards, best practices, and quality metrics (e.g., test coverage %, integration defect rate, MTTR) for enterprise integrations.
• Document testing patterns and coverage so the broader team can maintain and extend the suite going forward, rather than the knowledge sitting with one person.

Qualifications

• 5+ years of experience developing MuleSoft integrations.
• Strong experience integrating Salesforce with external applications, including familiarity with Salesforce API types (REST, SOAP, Bulk, Platform Events) and how Salesforce-side triggers/flows can affect integration timing and behavior.
• Experience managing test data and environments for integration testing, including Salesforce sandbox environments and simulating external dependencies that are unavailable or unsafe to call in test
• Experience building automated API and integration tests (e.g., MUnit, Postman/Newman, REST Assured, Karate, or similar frameworks).
• Strong understanding of REST APIs, asynchronous messaging, authentication (OAuth), and error handling.
• Experience with CI/CD pipelines and automated deployment processes.Ability to analyze complex cross-system issues and improve overall platform reliability.

Preferred

• Salesforce Platform knowledge and experience working alongside Salesforce development teams.
• Experience with event-driven integrations and enterprise integration patterns.
• Experience in government/federal contracting environments.