Gizmo

About the Company

Gizmo is on a mission to help students remember everything they learn in a simple and fun way. We use AI to transform notes and study materials into fun quizzes that are based on cognitive science: quiz for just 10 minutes a day, and you will remember everything you learn!

Gizmo is growing rapidly with teachers and students across the world who love the efficiency of the tool: just paste in your notes, and Gizmo turns them into fun, active recall quizzes.

Listed Jobs

Company Name

Gizmo

Job Title

Staff Product Engineer

Job Description

Job title: Staff Product Engineer Role Summary: Senior individual‑contributor focused on frontend development. Owns major user‑facing features, drives performance, usability, and rapid iteration. Works closely with design, product, and occasional backend teams to deliver high‑quality, production‑ready code across web and mobile platforms. Expactations: - Deliver frequent, high‑impact releases; merge to production daily. - Own end‑to‑end feature lifecycle: design, implementation, testing, release, and iteration. - Maintain and elevate engineering quality through reviews, planning, and feedback. Key Responsibilities: • Build, optimize, and own user‑facing features in React, TypeScript, and Tailwind. • Collaborate with designers and product managers to translate Figma designs into clean, maintainable code. • Contribute to backend services and APIs when required; work with PostgreSQL and RESTful interfaces. • Drive technical design, architecture decisions, and implementation for large‑scale features. • Participate in code reviews, sprint planning, and daily stand‑ups. • Monitor performance metrics and session replays to guide iterative improvements. Required Skills: - Proficiency in React and TypeScript. - Strong CSS knowledge, experience with Tailwind. - Full‑stack mindset: comfortable with frontend, backend logic, and APIs. - Familiarity with PostgreSQL (preferred). - Experience delivering production‑grade web and mobile applications. - Ability to prioritize high‑impact tasks and work independently. - Excellent communication, collaboration, and code‑review skills. Required Education & Certifications: - Bachelor’s degree in Computer Science, Engineering, or related field (preferred). - No mandatory certifications; relevant industry or stack certifications considered a plus.

London, United kingdom

Hybrid

29-10-2025

Company Name

Gizmo

Job Title

AI Engineer

Job Description

**Job Title**: AI Engineer **Role Summary**: Design, develop, and deploy AI‑powered features that drive personalized learning experiences. Work closely with founders and engineering teams to translate product vision into production‑ready systems, leveraging large language models and prompt engineering. **Expactations**: - Deliver high‑quality, scalable AI solutions that meet user needs and business goals. - Continuously iterate and improve model performance through experimentation and data enrichment. - Communicate complex model concepts clearly to non‑technical stakeholders. - Demonstrate ownership and entrepreneurial drive in a fast‑moving startup environment. **Key Responsibilities**: 1. Engineer AI features using prompt engineering, LLMs, and domain‑specific datasets. 2. Fine‑tune and evaluate models to enhance accuracy, relevance, and user engagement. 3. Deploy, monitor, and maintain AI components in the backend stack (Python or TypeScript). 4. Collaborate with product, data science, and backend teams to integrate AI into the user experience. 5. Advocate best practices for AI ethics, bias mitigation, and performance monitoring. **Required Skills**: - 4+ years of professional software engineering experience. - Proficiency in Python and/or TypeScript. - Hands‑on experience with ML/AI, including prompt evaluation and LLM fine‑tuning. - Strong problem‑solving and analytical abilities. - Excellent written and verbal communication; able to simplify technical ideas. - Self‑motivated, proactive “builder” mentality; preference for startup or founder experience. **Required Education & Certifications**: - Bachelor’s or Master’s degree in Computer Science, Machine Learning, AI, or a related field, OR equivalent professional experience. ---

London, United kingdom

On site

Junior

17-12-2025

Company Name

Gizmo

Job Title

Senior AI Engineer

Job Description

**Job title:** Senior AI Engineer **Role Summary:** Lead the design, evaluation, and production deployment of large language model (LLM) features within a TypeScript-based backend. Drive the AI strategy that powers the company's educational platform by integrating cutting‑edge models (Gemini 3, ChatGPT 5) and optimizing prompt engineering for user engagement across a rapidly growing user base. **Expectations:** - Deliver high‑impact AI solutions that directly contribute to product growth. - Demonstrate deep expertise in evaluating and fine‑tuning LLMs. - Own complete feature lifecycle from conception through production rollout. - Act as a trusted technical partner to the CEO/Co‑Founder and engineering org. - Exhibit startup‑mindset initiative, self‑direction, and clear communication. **Key Responsibilities:** 1. Design & implement AI features using advanced prompt engineering techniques. 2. Apply modern LLM evaluation methods to test, benchmark, and improve model performance. 3. Deploy integrated AI models into production, ensuring reliability within a TypeScript backend. 4. Collaborate cross‑functionally with product, design, and infrastructure teams to prioritize impactful work. 5. Mentor junior engineers and contribute to knowledge sharing on AI best practices. **Required Skills:** - 10+ years of software engineering experience; strong proficiency in TypeScript. - Advanced knowledge of LLM architectures (Gemini, GPT, etc.) and prompt engineering. - Practical experience in LLM evaluation, metric design, and performance optimization. - Excellent written and verbal communication; ability to simplify complex technical concepts. - Proven experience in fast‑paced, startup environments; self‑motivated, maker‑mindset. **Required Education & Certifications:** - Bachelor’s or Master’s degree in Machine Learning, Artificial Intelligence, Computer Science, or related field; or equivalent hands‑on experience in AI model evaluation. - Relevant AI/ML certifications (e.g., TensorFlow, PyTorch, GPT‑developer credentials) are a plus.

London, United kingdom

Hybrid

Senior

05-01-2026