Integration Engineer

API Development and Integration

• Design, develop, implement, and maintain integrations between applications, services, databases, and external systems using RESTful APIs.

• Develop and configure API requests, endpoints, and integration workflows to support reliable data exchange between systems.

• Implement data mapping, transformation, validation, and serialization processes to ensure compatibility between integrated platforms.

• Work with JSON, XML, and other structured data formats to support data exchange and interoperability.

• Integrate with internal and third-party APIs while adhering to established technical standards and interface specifications.

• Support API versioning, backward compatibility, and integration changes as systems and requirements evolve.

• Collaborate with development teams to resolve interface dependencies and ensure successful integration across application environments.

Integration Testing and Troubleshooting

• Develop and execute integration tests to validate API functionality, data accuracy, response handling, and system interoperability.

• Use API testing tools such as Postman or comparable tools to validate requests, responses, status codes, and error handling.

• Troubleshoot API connectivity issues, authentication failures, data discrepancies, performance issues, and integration errors.

• Implement appropriate logging, monitoring, retry mechanisms, and exception handling to improve integration reliability.

• Document defects, investigate root causes, and coordinate with technical teams to implement corrective actions.

• Support integration testing, user acceptance testing, and production deployment activities.

Security and Performance

• Implement API authentication and authorization mechanisms, such as OAuth 2.0, API keys, and token-based authentication, as appropriate to the integration.

• Follow established security practices for data transmission, credential management, access controls, and sensitive information handling.

• Apply appropriate input validation, error handling, and secure coding practices to protect integrated systems.

• Monitor integration performance and identify opportunities to improve response times, reliability, and scalability.

• Support compliance with organizational, customer, and applicable regulatory requirements for data privacy and security.

Documentation and Collaboration

• Develop and maintain technical documentation, including API specifications, integration workflows, data mappings, configuration details, and troubleshooting procedures.

• Collaborate with software developers, data engineers, QA personnel, architects, and business stakeholders to define integration requirements.

• Participate in technical design discussions, code reviews, integration planning, and deployment activities.

• Support the maintenance and enhancement of existing integrations as business and technical requirements change.

• Identify opportunities to automate integration processes and improve development, testing, and deployment practices.

• Perform other related duties as assigned.

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or Associates degree plus two years' experience.

• At least 3 years of professional experience in systems integration, API development, application development, or a related technical field.

• At least 3 years of hands-on experience developing, implementing, or supporting RESTful API integrations.

• Strong understanding of REST principles, HTTP methods, status codes, request and response structures, and API design concepts.

• Experience working with JSON and other structured data formats, including XML where applicable.

• Proficiency in at least one programming or scripting language, such as Python, Java, JavaScript, or C#.

• Experience testing and troubleshooting APIs using Postman, Swagger/OpenAPI tools, or comparable technologies.

• Understanding of API authentication and authorization methods, including OAuth 2.0, API keys, or token-based authentication.

• Experience diagnosing integration failures, validating data exchanges, and resolving technical issues across connected systems.

• Strong analytical, communication, documentation, and problem-solving skills.

• Ability to manage assigned integration tasks independently while collaborating effectively with technical teams.

• Must live in the Continental US.

• Be either a US citizen or Permanent Resident due to the work we do. 

• Depending on agency requirements, you may need to possess or obtain a Public Trust designation or security clearance. Regardless of the specific requirement, all positions require the successful completion of a background check, background investigation, and the standard onboarding process.

• Experience in government contracting, healthcare (CMS (Center of Medicare & Medicaid) or in the health industry.

• Experience with API gateways, integration platforms, middleware, or enterprise service integration tools.

• Familiarity with OpenAPI specifications and API documentation standards.

• Experience integrating cloud-based applications and services.

• Familiarity with message queues, event-driven architectures, or asynchronous communication patterns.

• Experience with Git, automated testing, and CI/CD practices.

• Understanding of database concepts, SQL, and data transformation techniques.

• Experience working in healthcare IT, government contracting, or other environments with defined security and interoperability requirements.

• Familiarity with healthcare interoperability standards, such as HL7 FHIR, if applicable to the project.

• Qualified individuals living in HUBZone-certified areas are strongly encouraged to apply. To find out if you live in a HUBZone go to: https://maps.certify.sba.gov/hubzone/map#center=44.722800,-103.249700&zoom=4.