Founding Software Engineer

Company Description

Jules is the first screen-free, AI-powered interactive storyteller designed to help families balance screen time meaningfully. It enables children to embark on magical adventures, learning through play while enhancing creativity, language skills, and curiosity, without screens. Aimed at 30 million families across the UK, Europe, and the US, Jules offers a safe, educational, and fun companion that reduces screen dependency. Our mission is to transform children’s entertainment using responsible AI and engaging, adaptive stories.

Role Description

• Enhance our voice-to-voice architecture with LLMs, STT/TTS, and sound design.
• Take ownership of the full software stack: from the low-level code running on the SoC all the way to the backend services.
• Collaborate with the hardware lead for seamless voice/hardware interaction.
• Work with our partner to design and implement our AI safety layer.
• Define the company’s technical roadmap and infrastructure needs.
• Establish the foundation for future hires and workflows

Qualifications

• Senior software engineer with experience in LLM technologies (startup/product experience preferred).
• Expertise in software architecture, audio engineering, or AI/LLM integration.
• Ability to work with early-stage prototypes and iterate quickly.
• A curious mind that actively explores and adopts new AI tools and workflows
• Commitment to ethical, age-appropriate technology for children.
• Collaborative spirit, working closely with founders.

Benefits:

• A mission-driven, creative, and impactful product.
• Founding equity and flexible role/schedule.
• Small salary with growth post-funding.
• Collaboration with partners, advisors, and supporters.
• Optionally represent Jules at Web Summit Lisbon in November (with the rest of the team)

Contact:If you're passionate about AI-driven learning through play, reach out to sandra@julesstories.com. Visit us at www.jules-stories.com.