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# Application Developer (DAAS API GW)

- **Company:** Horizons Incorporated
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $125,000.0 - $135,000.0
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Agile Methodology, Business Process Model and Notation, Information Systems, Databases, Integrated Development Environments, Knowledge Management, Microsoft SQL Server, Anypoint Studio, Software Tools, Salesforce.Com, Software Engineering, Appian, SC Clearance, Information Technology, Low-code, Nintex, Software Coding, Mulesoft, Servicenow
- **Published:** September 25, 2026
- **Apply:** https://www.builtincolorado.com/job/senior-application-developer-daas-api-gw/11364414?handler=ApplyRedirect

## About the Role

* Five (5) years of total work experience developing.
 * Experience with application programming interfaces (APIs) to support Low-Code/No-Code Development Platform models.
 * Experience using low-code/no-code business process modeling notation (BPMN) tools.
 * Experience developing application/process automation software based on BPMN models; experience using software tools such as Appian, Salesforce, Nintex, etc., with Microsoft SQL Server databases and Microsoft .NET development environment.
 * Experience in agile and hybrid low-code application development.
 * Experience in MuleSoft Anypoint Platform-based development., * Education: BS in Computer Science, Information Systems, Engineering, Business, or related discipline.
 * 8570/8140: DoW Approved 8570 Baseline Certification: Category IAT Level I.
 * Certification:
 + MuleSoft Certified Developer - Level 1.

## Description

The Application Programmer will provide experience and knowledge of sustainment lifecycle management activities for programs and project operations. This role supports the design, development, testing, and maintenance of computer programs to ensure applications meet user and system requirements.

You will work with systems analysts and designers to research and document requirements, analyze objectives, translate solutions into detailed program specifications, and assist with program design and modifications. This position also involves supporting testing, documentation, and reporting to ensure the smooth sustainment of system software applications., Coordinate end-to-end installation projects for customers by tracking progress, scheduling within SLAs, documenting interactions, resolving work order issues, and communicating with customers, service providers, stores and vendors. Maintain compliance documentation, use systems (Installation Management System, myRedVest, Salesforce), deliver customer support via inbound/outbound calls, and adapt to process changes while meeting performance goals.


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