Senior Fullstack Engineer at Yoodliinc

Who we are: Yoodli is your private AI roleplay and communication coach. Our mission is to help people around the world communicate with confidence - without feeling judged. We’ve raised $7M+ in seed funding from leading investors like Madrona, AI2, and Cercano. Our partnerships, including Google, Sandler, and Toastmasters International, are helping us bring personalized roleplays and communication coaching to hundreds of thousands of users. We’re a fast-growing, mission-driven team based at the AI House in Seattle. Our team includes alumni from GoogleX, Apple, Intuit, and more. You can try Yoodli free at yoodli.ai. Watch our founding story and learn more about our “why” in this TED Talk. What we’re hoping you bring: Mission alignment: You believe in our vision and care deeply about helping people achieve more by communicating better Frontend-focused full-stack expertise: You have strong experience building scalable web applications, with solid backend instincts across APIs and distributed systems Customer-centric thinking: You keep users front and center, translating product requirements into clean, reliable technical solutions that deliver great communication coaching experiences Craft and quality: You hold yourself to a high bar for code quality and API design, and you make the engineers around you better This role is hybrid with an expectation of 3 days a week in the office - you'll need to be based in the Greater Seattle Area. About You: • 5+ years of professional development experience, shipping production code • Strong full-stack capabilities with a frontend lean - you've owned features end-to-end and have a track record of delivering in fast-moving environments • Solid experience with API design, system architecture, and writing code you are proud to maintain • Proficiency in modern technologies (TypeScript, React, backend frameworks) with the ability to debug complex distributed systems • Clear communicator who works well across engineering and product, and who gives and receives feedback well • You understand how your work connects to business outcomes and user impact • Bachelor's degree in Computer Science or equivalent experience Extra credit experience: • Experience with LLMs, generative AI, and AI-powered applications • Material UI, Next.js, and NoSQL databases • Speech/audio processing technologies and real-time communication systems What’s in it for you? • Huge impact opportunity: Define technical strategy and build foundational systems at a fast-growing startup • Competitive compensation: Significant equity opportunities at a venture-backed company • Base compensation: $160k - $190k • Work directly with the founding team and shape the future of AI-powered communication coaching • Join a fun, inclusive and highly motivated team culture (and help define it!)