Sr. Full Stack Developer​/AI Platform Engineer

Position: Sr. Full Stack Developer / AI Platform Engineer
Description:
Greenwood Village, CO | Onsite 4 days per week

Our client seeks a Sr. Full Stack Developer / AI Platform Engineer to advance an AI-driven development ecosystem. The role will focus on building AI developer harnesses and workflows, integrating tools such as Claude Code, Codex, and Kiro, and contributing to an internal extension-sharing platform that enables scaled AI-powered development. The engineer will develop full stack applications, evaluate emerging AI coding tools, analyze usage data to produce dashboards, and act as an AI evangelist through demos, hackathons, and knowledge sharing.

Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $68.00 to $78.00/hr. w2

Responsibilities:

• Build and optimize AI developer harnesses and workflows.
• Contribute to an internal extension-sharing platform.
• Develop full stack applications and integrations.
• Evaluate and implement emerging AI coding tools.
• Analyze usage data and build reporting dashboards.
• Serve as an AI evangelist through demos, hackathons, and knowledge sharing.

Experience Requirements:

• 8-10+ years of full stack development experience.
• Proven architecture and system design experience.
• Strong experience with AI coding tools and developer harnesses, including Claude Code, Codex, and Kiro.
• Proficiency in Type Script and Python.
• Experience with data analysis, reporting, and metrics.
• Strong communication skills with the ability to lead demos and drive adoption.
• Nice to have: experience building developer platforms or internal tools.
• Nice to have: familiarity with LLMs, APIs, and prompt engineering.
• Nice to have: exposure to cloud and Dev Ops environments.

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (, ) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position.

All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
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About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations…