Full-Stack Engineer
$90,000–$190,000 year
On-site · Denver, Colorado, United States
Job Summary
CapTech is seeking a Full-Stack Engineer to design, develop, and maintain enterprise applications for clients in a project-based consulting environment. You will collaborate with team members and clients to deliver technical solutions, create quality deliverables, and communicate complex concepts to both technical and non-technical audiences. The role involves building RESTful APIs with Swagger/OpenAPI, front-end work with JavaScript/TypeScript and modern frameworks (Angular, React, Vue), and applying object-oriented design patterns. Candidates should have 6+ years of experience with the Microsoft Stack or Java, strong API and database design experience (SQL Server and NoSQL on Azure/AWS/GCP), familiarity with AI toolsets and agents, and proven abilities in delivering scalable, maintainable code. CapTech emphasizes learning and career progression, mentoring, and a flexible, client-focused work environment with on-site or CapTech office presence as required. CapTech cannot sponsor a work visa for this position and requires authorization to work in the United States without visa sponsorship.
Required Qualifications
- 6+ years of experience designing, developing, and maintaining applications the Microsoft Stack OR Java
- Hands-on experience building and consuming RESTful APIs, including API documentation with Swagger / OpenAPI
- Strong background in database design and development, including SQL Server and NoSQL technologies such as Azure OR AWS OR GCP
- Front-end development experience using JavaScript/TypeScript, HTML, CSS, and modern frameworks/libraries such as Angular, React, or Vue, with working knowledge of UI frameworks like Bootstrap
- Experience with Agentic AI development- Developing agents and developing with agents
- Experience with a Varied AI Toolset- Claude code, CodeX, Opencode, OpenClaude
- Preferred experience with AI orchestration
- Experience with source control systems (e.g., Git) and collaborative development workflows
- Familiarity with multi-system integrations, distributed systems, and common enterprise integration challenges
- Solid understanding of application performance tuning, scalability, and optimization techniques
- Ability to clearly communicate technical concepts, designs, and solutions to both technical and non-technical stakeholders
- Strong problem-solving skills and a commitment to clean, maintainable, and well-documented code
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