API Integrations Developer

Regency Plaza, 4643 S Ulster Street, Suite 700, Denver, Colorado, United States of America

Posted Monday, June 8, 2026 at 8:00 AM

Thevision of Colorado Accessis to have healthy communities transformed by the care that people want at a cost we can all afford. Our mission is to partner with communities and empower people through access to quality, affordable care.

Why should you consider a career with Colorado Access?

We are a Colorado-based company, working to improve the health of our state. We care for individuals, families, and children who receive health care under Child Health Plan Plus (CHP+) and Health First Colorado (Colorado's Medicaid Program). O ur focus is driving improvements in quality, member experience, outcomes, and cost. We are a mission-driven organization whose foundation is built by our vision, supported by our values and pillared by diversity, equity and inclusion.

• Find work/life balance:
  We offer PTO, floating holidays, nine company paid holidays, a hybrid work environment, an Employee Assistance Program and a 401K.
• Be a part of something bigger and make an impact :
  We serve the underserved and most vulnerable populations in our community through access to quality and affordable health care. No matter what you do for Colorado Access, you are impacting our community and making a difference.
• Sharpen your skills, learn, and grow :
  We support your continued development through tuition reimbursement, leadership training, promotion opportunities, performance evaluations, employee recognition, and a language pay stipend.

What you will do:

We are looking for a API INTEGRATIONS DEVELOPER who can help shape our vision and support our mission. Here is what the position will look like.

• Design, develop, and maintain RESTful APIs using Python (Flask, FastAPI, Django), Node.js, Java, or .NET.
• Implement API best practices including idempotency, pagination, filtering, sorting, and versioning.
• Build secure authentication and authorization flows (OAuth2, JWT, API keys, mTLS).
• Create and maintain OpenAPI/Swagger documentation and Postman collections.
• Develop serialization/deserialization logic for JSON, XML, and healthcare‑specific schemas.
• Build integrations with EHRs, clearinghouses, PBMs, HIEs, CMS systems, and state Medicaid platforms.
• Translate and map X12 EDI transactions (270/271, 276/277, 278, 834, 835, 837) into API‑ready data models.
• Work with HL7 v2, CDA, and common FHIR resources (Patient, Coverage, Claim, EOB, etc.).
• Apply payer‑specific business logic including eligibility rules, dual‑eligibility, MCO structures, program codes, and retroactive eligibility.
• Support encounter reporting, capitation logic, and risk corridor adjustments.
• Understand state‑specific Medicaid program variations and regulatory requirements.
• Work with payer data models including members, providers, claims, encounters, coverage, risk scores, and care gaps.
• Build ETL pipelines and real‑time data flows using queues, events, and batch processing.
• Design SQL queries, stored procedures, and schemas using SQL Server or Snowflake.
• Implement SCDs, snapshot tables, system‑versioned tables, and Data Vault 2.0 patterns.
• Ensure all API and data workflows comply with HIPAA, CMS interoperability rules, and PHI/PII handling standards.
• Implement audit trails, lineage tracking, and data retention policies.
• Apply the Minimum Necessary Standard across all data access patterns.
• Deploy services using Docker, Kubernetes, and CI/CD pipelines (Git Hub Actions, Azure Dev Ops, Jenkins).
• Implement structured logging, distributed tracing, metrics, and error monitoring using ELK, Datadog, Prometheus, or Grafana.
• Collaborate with infrastructure teams across AWS, Azure, GCP, or hybrid environments.
• Write unit tests (pytest, JUnit), integration tests, and contract tests (Pact).
• Conduct performance testing using k6 or Locust.
• Ensure high reliability and auditability of all API endpoints.

What you will bring:

Education:

Bachelor’s degree in computer science or related field required or an equivalent combination of education and experience.

Experience:

4+ years of backend development experience (Python, Node.js, Java, or .NET). Hands‑on experience with HL7…