Full Stack Engineer

About Miraxis Miraxis is building production software for teams working with complex AI systems, operational data, and high-stakes technical decision-making. We are turning early customer workflows into a reliable, polished platform that helps teams inspect data, manage review processes, track evidence, and generate decision-ready outputs. We are looking for a Full-Stack Engineer who can help us build the real product from end to end. The Role You will work across frontend, backend, product workflows, APIs, data models, and user experience. This is a hands-on role for someone who can move quickly from ambiguous product requirements to clean, usable, production-quality software. You should be comfortable building interfaces that make complex technical information understandable, while also owning the backend logic and data flows that power them. Miraxis AI was founded by Artem Sokolov, who is also the Founder and CEO of Humanoid AI. https://thehumanoid.ai/te%d0%b0m / What You’ll DoBuild customer-facing product features across frontend and backe nd.Design and implement clean workflows for uploading data, reviewing results, tracking decisions, and generating repor ts.Build polished, information-dense interfaces for technical use rs.Implement backend APIs, database models, validation logic, and background workflo ws.Work with product and engineering leadership to turn messy internal workflows into simple user-facing flo ws.Build dashboards, tables, forms, detail pages, review screens, and report vie ws.Improve UX quality: loading states, empty states, errors, responsiveness, navigation, and visual clari ty.Integrate authentication, permissions, file handling, and customer workspace concep ts.Write tests and maintain high standards for correctness, usability, and maintainabili ty.Collaborate closely with platform/infrastructure engineering on deployment, observability, and production readine ss.What We’re Looking ForWe care more about your ability to ship reliable product software than any single language or framework; if you’ve done this in an equivalent stack, we’d love to hear from y ou.Strong full-stack product engineering experien ce.Strong TypeScript and modern frontend framework experience (React or equivalen t).Experience with Next.js or a similar modern web framewo rk.Backend experience with Python, Node.js, Go, or simil ar.Experience designing and consuming REST or RPC-style AP Is.Strong database fundamentals, especially PostgreSQL (or equivalent relational database s).Ability to build complex, data-heavy interfaces without making them feel clutter ed.Good product judgment: you can spot when a workflow is confusing, not just when code compil es.Comfort working in early-stage ambiguity and making pragmatic architecture decisio ns.Strong debugging skills across frontend, backend, API, and data sta te.Clear written communication and care for maintainable co de.Nice To H aveExperience with FastAPI, SQLModel, Prisma, Django, Rails, or similar backend framewor ks.Experience with Tailwind, design systems, component libraries, or data visualizati on.Experience building SaaS products for technical use rs.Experience with file uploads, large data artifacts, background jobs, and generated repor ts.Experience with AI/ML products, data platforms, review workflows, or internal too ls.Experience with auth, RBAC, audit logs, customer workspaces, or multi-tenant syste ms.What Success Looks L ikeUsers can move through complex workflows without needing internal explanati on.Product screens are clear, fast, and reliab le.Backend APIs and data models support real customer workflows clean ly.Features are shipped with enough test coverage and polish to survive production u se.The product becomes easier to extend over time, not hard er.You help turn rough prototypes into a coherent platfo rm.Why J oinThis is an early product engineering role with a lot of ownership. You will help define the core user experience, frontend architecture, backend workflows, and product quality bar for Mirax is.You will work directly with founders and technical users, ship visible product, and help turn a powerful prototype into a production platfo rm.Interview Proc essIntro call on background, motivation, and product engineering sty le.Technical deep dive on full-stack systems you have bui lt.Practical product-building exercise or code revi ew.Final working session with the te am. Show more Show less