Senior UI Engineer with AI agents

Ethereum Technologies LLC; Austin (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Ethereum Technologies LLC in Austin, TX seeks a senior frontend software engineer to explore cross-platform component libraries, build proof-of-concept applications, and design AI-enabled UI agents.

You will implement an MCP server, architect multi-step AI agents, and ensure reliability, scalability, and cost optimization in high-volume environments.

Qualifications

• Strong knowledge of frontend web technologies and programming languages.
• Experience producing technical analyses and recommendations on technology choices.

Responsibilities

• Investigate cross-platform component library technologies and build proof-of-concept applications to evaluate their features and limitations.
• Implement and enhance a component library-based MCP (Model Context Protocol) server.
• Architect and develop multi-step AI agents that integrate with UI component libraries and frameworks.
• Ensure AI agents are reliable, scalable, and cost-optimized for high-volume environments.
• Produce comprehensive technical analyses comparing frameworks and provide actionable recommendations.
• Work independently to deliver high-quality, well-tested code.

Skills

Frontend web technologies

AI technologies familiarity

Component library experience

Architectural design

Independent work

Job description

• Investigate cross-platform component library technologies and build proof-of-concept applications to evaluate their features and limitations.
• Implement and enhance a component library-based MCP (Model Context Protocol) server.
• Architect and develop multi-step AI agents that integrate with UI component libraries and frameworks.
• Ensure AI agents are reliable, scalable, and cost-optimized for high-volume environments.
• Produce comprehensive technical analyses comparing frameworks and provide actionable recommendations.
• Work independently to deliver high-quality, well-tested code.

Ideal Candidate Profile:

• Deep knowledge of frontend web technologies and programming languages.
• Experience producing technical analyses and recommendations on technology choices.
• Comfortable with AI technologies; able to create MCP servers and AI agents from scratch.
• Self-driven, with a track record of delivering robust, scalable solutions.

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract