"prototypes" Jobs

124 open tech roles matching “prototypes”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, TypeScript. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 124 results

Fireworks AI

Join Fireworks AI as an AI Field Engineer to build production systems for generative AI with large organizations across EMEA.

Fireworks AI London Published 1 month ago
Flexible on stack 70% coding
Monzo

Lead the design of web experiences at Monzo to help customers discover the value of their financial services.

Monzo Cardiff, London or Remote (UK) £90k–£110k/yr Published 4 days ago
AI-first team
Sierra

Design and deliver production-grade AI agents while partnering with enterprises to transform their operations at scale.

Sierra London Published 3 months ago
Flexible on stack
Figma

Lead the product teams responsible for Figma's Code area, focusing on design and code integration.

Figma London, England Published 3 weeks ago
Synthesia

Join Synthesia as a Staff Research Engineer to shape the future of interactive multimodal systems in AI video communication.

Synthesia Europe Published 1 month ago
Flexible on stack
Sierra

Design and deliver production-grade AI agents while partnering with enterprises to transform their operations at scale.

Sierra London Published 1 year ago
Flexible on stack
Sierra

Design and deliver production-grade AI agents while partnering with enterprises to transform their operations at scale.

Sierra London Published 9 months ago
Flexible on stack
Multiverse IO

Lead the Diagnose & Prescribe team at Multiverse, focusing on AI-native solutions for learner and employer needs.

Multiverse IO London Published 2 months ago
Flexible on stack Heavy meetings
Exa

Join Exa as a Forward Deployed Engineer to drive technical sales and build innovative solutions for AI-powered search.

Exa London Published 1 month ago
Flexible on stack
Flow Engineering

Join Flow Engineering as a Software Engineer to build AI-powered features for modern engineering organizations.

Flow Engineering London Published 4 months ago
Flexible on stack
Sierra

Design and deliver production-grade AI agents at a growth-stage company focused on enhancing customer experiences with AI.

Sierra London Published 1 year ago
Flexible on stack
hyperexponential

Join hyperexponential as a People & Talent Product Engineer, building bespoke tools for HR and talent management.

hyperexponential London (hybrid) Published 3 weeks ago
Together AI

Join Together AI as a Solutions Architect to drive customer success through innovative Generative AI applications.

Together AI London Published 11 months ago
Flexible on stack Heavy meetings
Sierra

Design and deliver production-grade AI agents while partnering with enterprises to transform their operations at scale.

Sierra London Published 1 year ago
Flexible on stack
Sierra

Join Sierra as a Software Engineer to design and deliver production-grade AI agents for diverse industries.

Sierra London Published 1 year ago
Flexible on stack