Founding Engineer (Europe)

Clera; United States; Remote; USD 90,000 - 157,000; Full time

Benefits offered by this job

Visa sponsorship

Relocation support

Job summary

Clera is seeking its first engineering hire to evolve an AI-powered service into reliable infrastructure capable of scaling to a large user base. You will work directly with the founder to design scalable architecture, build the agent runtime, and align backend, infra, frontend, and AI components.

Ideal candidates have 2+ years shipping production software or founder experience, strong full-stack skills, and a track record of shipping iteratively in an early-stage team.

Qualifications

• 2+ years of experience shipping production software or equivalent founder/early-career engineer track record.
• Experience building and operating LLM or AI agent systems used by real customers.
• Strong full-stack range from backend/infrastructure to UI.

Responsibilities

• Design and build scalable architecture, data models, and infrastructure for the product.
• Develop the agent runtime, including orchestration, memory, verification, and multi-agent workflows.
• Work across backend, infrastructure, frontend, and AI agents to deliver product needs.
• Set technical direction and establish engineering practices as the team grows.
• Ship improvements regularly to businesses using the product in recruiting and web agency services.

Skills

Production software

AI/Agent systems

Full-stack development

Scale to production

Technical decision making

Founder / solo builder experience

Relocation readiness

Job description

About the Role

Join an early-stage AI infrastructure startup as its first engineering hire. You will work directly with the founder to evolve a working AI-powered service business product into reliable infrastructure that can scale to a large user base.

What You'll Do

• Design and build scalable architecture, data models, and infrastructure for the product.

• Develop the agent runtime, including orchestration, memory, verification, and multi-agent workflows.

• Work across backend, infrastructure, frontend, and AI agents to deliver what the product needs.

• Set technical direction and establish engineering practices as the team grows.

• Ship improvements regularly to businesses using the product in recruiting and web agency services.

What We're Looking For

• At least 2 years of experience shipping production software, or an equivalent record as a founder, solo builder, or exceptional early-career engineer.

• Experience building and operating LLM or AI agent systems used by real customers.

• Strong full-stack range, with the ability to take work from backend and infrastructure through to the user interface.

• Experience scaling a working prototype into production infrastructure, and making technical decisions independently in an early-stage team.

• A track record of shipping frequently and explaining the difficult technical decisions behind your work.

• Founder experience or experience building agent orchestration, memory, evaluations, verification, or multi-agent workflows is valuable.

• Based in Europe and willing to relocate to San Francisco within the first year.

Compensation & Benefits

Annual compensation is €80,000 to €140,000. Visa sponsorship and relocation support are available for the move to San Francisco.

Location

Remote within Europe initially, with relocation to San Francisco expected within the first year.