• Act as a trusted advisor for enterprise customers, guiding them through the design, validation, and deployment of vKS solutions on VCF. • Collaborate closely with field account teams to align solution architecture with customer priorities and drive successful engagement outcomes. • Lead technical discovery sessions, workshops, and proof-of-concepts to validate vKS architectures and demonstrate business value. • Partner with sales to jointly develop customer proposals that address modernization goals, workload placement, and operational transformation. • Provide prescriptive guidance on Kubernetes adoption, DevOps/CI-CD integration, and enterprise requirements such as scalability, security, and disaster recovery. • Build and share reference architectures, deployment patterns, and technical assets to accelerate customer adoption of vKS. • Deliver clear, compelling technical presentations to diverse audiences, from architects to executive decision makers. • Stay current on industry trends, competitor offerings, and evolving enterprise requirements to position vKS effectively. • Collaborate with product management and engineering to provide field feedback that influences roadmap direction.

• Maintain the support and maintenance of multiple applications within our healthcare Early Intervention team. • Support an internet-based application written with ASP.Net, C# and/or VB.NET, using the MVC architecture, Web Forms, webservices. • Perform daily support needs such as defect fixes, coding new enhancements, peer reviews, unit testing, and troubleshooting. • Collaborate with the development team and business analysts in documenting the existing system.

• Design and develop scalable web applications using ASP.NET Core, Vue.js with Quasar framework, and MySQL. • Implement robust services and APIs to support the front-end architecture. • Manage and optimize application data using MySQL. • Integrate and manage message-oriented middleware systems such as RabbitMQ. • Work with AWS cloud services to deploy and maintain applications. • Provide leadership and guidance to mid-level developers, delegating tasks and responsibilities. • Collaborate with project managers to plan, execute, and deliver software projects on time and within budget. • Ensure code integrity, quality, and maintainability by conducting code reviews and optimizing performance.

Title: API Developer Location: Denver United States Job Description: Job#: 3027729 Job Description: The VA Lighthouse Program is a U.S. Department of Veterans Affairs initiative to modernize and streamline access to VA data and services through secure, reliable, scalable application programming interfaces (APIs), improving how veterans, partners, and internal teams access critical information. The AI & Engineering team supports the VA Lighthouse platform to accelerate digital delivery, modernize technology and operations, and drive measurable improvements for public sector clients through collaboration, innovation, and continuous improvement. As the API Developer you are responsible for designing, developing, and maintaining Application Programming Interfaces (APIs) that enable communication between different software systems. Below are the typical roles and responsibilities for this position: - Define and document API specifications, endpoints, data models, and protocols - REST, GraphQL. - Build and implement APIs using programming languages and frameworks such as Java, Python, Ruby and .net. - Ensure seamless integration of APIs with internal and external systems, applications, and third-party services. - Write unit, integration, and end-to-end tests for APIs. Debug and resolve issues to ensure reliability and performance. - Create and maintain clear, comprehensive documentation for API consumers, including usage examples and best practices. - Implement authentication, authorization, encryption, and other security best practices to protect data and services. - Monitor and optimize API performance, scalability, and reliability. - Manage API versions and ensure backward compatibility as APIs evolve. - Work closely with front-end and back-end developers, architects, QA engineers, and other stakeholders to deliver robust - solutions. - Provide ongoing support, troubleshoot issues, and implement enhancements based on user feedback Qualifications and Skills: - Java, SpringBoot & SpringBatch framework - GitHub, Jaeger, GitHub Actions, Git Releases - mySQL - Oracle - RDS - Document DBs (DynamoDB, MongoDB) - Ruby - Python - AWS Cloud - Backstage.io - Open API - OpenTracing - Docker, Kubernetes, Helm, - Familiarity with VA Lighthouse APIs Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details. Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide. Employee Type: Contract Remote: Yes Location: Denver, CO, US Job Type: Date Posted: March 25, 2026 Pay Range: $50 - $75 per hour Similar Jobs - Senior API Engineer - API Governance Lead - API Governance Lead - Integration/API Engineer - Software Engineering Consultant (Java/React & API Development) - Charlotte, NC