Why You're Here We're building Fuser — an AI-native creative platform for professionals. We've shipped a public beta with a solid foundation: multiplayer infrastructure, a node-based canvas, 50+ AI integrations, and 100k+ lines of code. As we continue to scale and add features, we need help ensuring everything works reliably across different scenarios and user workflows. As our QA Engineer Intern, you'll work directly with our founding engineers to test new features, identify edge cases, document bugs, and help us deliver a polished product. This is a hands-on role where you'll gain real-world experience with modern web technologies, AI integrations, and quality assurance practices.

What You'll Do

• Test new features and AI integrations across different browsers, devices, and user scenarios
• Write clear, detailed bug reports with reproduction steps and supporting evidence
• Communicate with users about technical issues
• Develop and maintain test cases for critical user workflows and features
• Write technical documentation for new features
• Explore edge cases and think creatively about how users might break things
• Collaborate with engineers to verify bug fixes and feature implementations
• Help improve our testing processes and documentation

What You'll Bring

• Strong attention to detail and curiosity about how things work
• Clear written communication skills for documenting bugs and test cases
• Basic understanding of web technologies (Javascript, HTML, CSS)
• Systematic approach to testing and problem-solving
• Ability to think from a user's perspective and anticipate issues
• Enthusiasm for learning and asking questions

Bonus Points For

• Familiarity with browser developer tools and debugging
• Experience with creative software (design tools, video editors, DAWs, 3D software)
• Interest in AI/ML technologies and their applications
• Coursework or projects involving software testing or QA
• Experience with bug tracking tools (Linear, Jira, GitHub Issues)
• Background in design, film, music, or other creative fields

Our Stack (What You'll Be Testing)

• Frontend: React 19, React Router 7, Zustand, React Flow, Three.js
• Backend: Cloudflare Workers, tRPC, Drizzle ORM, PartyKit, Durable Objects
• Database & Storage: Supabase (PostgreSQL), D1, DO, R2
• AI Integrations: 50+ APIs (OpenAI, Anthropic, Runway, FAL, and more)

How We Work

• Part-time & flexible — 10-20 hours per week, work around your schedule
• Remote-friendly — Work from anywhere in the U.S. with hybrid work in LA as desired
• LA-based core team — Collaborate async via Slack and regular check-ins
• High trust, high ownership — We value initiative and clear communication
• Small team, big impact — Your work directly improves the product users experience
• Learn by doing — Work alongside experienced engineers on real production challenges

Commitment

• Part-time internship (10-20 hours/week)
• Flexible schedule around classes and other commitments
• Paid internship with competitive hourly rate
• Minimum 3-month commitment preferred

How We Interview

• Intro Call — Meet a founding engineer to discuss your interests, our product, and how we work
• Practical Take-home Exercise — Document bugs in a sample scenario
• Follow-up Team Conversation — Brief conversation with the team to discuss the previous step
• Internship — If all goes well, continue for the semester with option to extend

We welcome candidates from all backgrounds who are curious, detail-oriented, and excited to help build the future of creative software. At Fuser, the process is the point. Fuser is a creative technology company founded by artists, educators, and engineers. We’re building tools for professionals who ideate, orchestrate, and deliver with intention. Our flagship product is a collaborative canvas for working across text, image, video, audio, and 3D, powered by the latest AI models. We’re a small team in Los Angeles designing the future of creative software: joyful, intuitive, and powerful tools for real-world storytelling and production.