Senior Product Designer — Europe (Remote + Equity)

Cast AI; Polska; Remote; PLN 219,000 - 341,000; Full time

Benefits offered by this job

Flexible remote environment

Equity options

Learning budget

Annual hackathon

Equipment budget

Extra days off

Job summary

Cast AI, a Miami-headquartered, globally distributed team, is seeking a Senior Product Designer to join Kimchi's design team. You'll own end-to-end design for CLI, desktop app, and developer tooling, work closely with engineers, and shape product strategy with hands-on coding and research.

You'll run user research, prototype in code where faster than Figma, and present findings to executives. This remote, international role welcomes candidates across Europe with strong storytelling and

Qualifications

• Portfolio showing senior-level design on developer tools, AI/LLM products, or data-heavy SaaS platforms.
• Experience owning research end-to-end and influencing product direction.
• Comfort working with AI-assisted development workflows and hands-on with codebase.
• Ability to defend a point of view under ambiguity.
• Experience designing for technical, engineering-savvy users and communicating about APIs and systems.
• Strong async communication and research-writing skills.

Responsibilities

• Own problems end-to-end across Kimchi surface — CLI, desktop app, inference/spend console, or developer tooling.
• Lead user research initiatives: plan, run, synthesize, and turn findings into product direction.
• Prototype in code when faster than Figma to test ideas in-product.
• Bring a point of view to product strategy backed by usage, research, and competitors.
• Participate in cross-squad design reviews to raise the quality bar.
• Track design debt and prioritize when risk factors or user feedback demand it.

Skills

Senior designer

User research

Hands-on coding

Strong opinions

Engineer-facing UX

Async communication

Job description

Cast AI, a Miami-headquartered, globally distributed team, is seeking a Senior Product Designer to join Kimchi's design team. You'll own end-to-end design for CLI, desktop app, and developer tooling, work closely with engineers, and shape product strategy with hands-on coding and research.

You'll run user research, prototype in code where faster than Figma, and present findings to executives. This remote, international role welcomes candidates across Europe with strong storytelling and