Job ID: 299393

Senior API Developer

St Louis, Missouri

Regular / Day

We Are Hiring

Senior API Developer - FT, Days - 4600 Headquarters - St Louis, MO

Why Join Ascension?

Ascension Technologies is one of the nation’s largest healthcare information technology services organizations.
We provide Ascension and its subsidiaries low-cost, high-value IT infrastructure and software application services that:
• Support rapid and effective clinical decision making
• Improve efficiency and care transitions
• Foster information sharing across the continuum of care
• Make knowledge and data actionable, leading to improved patient outcomes

What You Will Do

As a Senior API Developer with Ascension Technologies, you will have the opportunity to convert business requirements into application/data/infrastructure architechiture and detailed design.


  • Provides end to end architecture for a project to ensure the detailed design and development remains consistent with the overall enterprise architecture.
  • Identifies issues between the architecture and vendor solution implementation.
  • Identifies solutions and formulate implementation and migration strategies.
  • Provides expertise in technical knowledge, methodology and framework, data integration and data flows, Enterprise Architecture, and software development and coding.
  • Provide technical leadership and architectural guidance related to API development.
  • Develop integration between multiple enterprise systems, electronic medical record systems and third party API services.
  • Design and pitch solutions to Senior management.

What You Will Need


  • Bachelor's Level Degree in Computer Science or Information systems or related field, or equivalent IT experience

Work Experience:

  • Ten years of progressive IT development, engineering and/or architectural experience in a healthcare setting
  • Experience designing, implementing and integrating APIs preferred.
  • Experience building microservices and CICD preferred.
  • Full stack application development experience preferred.
  • At least 7-8 years of development experience preferred.
  • Proficiency in Java preferred.
  • Knowledge of HTML5, JavaScript and CSS preferred.
  • Experience building mobile or ReactJS or Angular applications preferred.
  • Linux, Git, Maven or Gradle experience preferred.
  • Experience using AWS or Azure or Google cloud preferred.
  • Knowledge of OIDC/OAUTH and SAML preferred.
  • Working in an Agile development process preferred.

Equal Employment Opportunity

Ascension Technologies is an EEO/AA Employer M/F/Disability/Vet. Please click the link below for more information.
EEO is the Law Poster Supplement

E-Verify Statement

Ascension Technologies participates in the Electronic Employment Verification Program. Please click the E-Verify link below for more information.

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