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Senior Full Stack JavaScript Engineer - Global Remote | SaaS at Passion.io. </> Build the Future - Power Full Stack Experiences (and explore AI along the way!). Do you…... 💭dream in code. {JS} . speak fluent JavaScript. 🤖tinker with AI projects just for fun?. At Passion.io, we empower creators to launch impactful mobile apps that change lives. We’re on a mission to build game-changing experiences, and we need a . Senior Full Stack JavaScript Engineer. who can . thrive across the stack. while exploring the next generation of tech, . including AI-driven features.. We’re looking for a world-class engineer who’s equally comfortable in the . frontend. and . backend. , with a product mindset that goes beyond code. If you’re excited about designing beautiful, high-performing applications and shaping scalable, resilient backends, all while having the opportunity to get hands-on with AI-powered development - this is your moment! 👊. . What You Can Expect ⚙️. Imagine joining a team where your skills shape . both the look and the logic. of cutting-edge applications. You’ll…. . . Full Stack Ownership:. Build and maintain scalable web and mobile apps with . React, React Native, Node.js, and GraphQL.. . . . Create end-to-end solutions from. designing and optimizing backend services, APIs, and microservices to contributing to the Craft of intuitive, pixel-perfect User Interfaces that perform beautifully on Web, iOS, and Android.. . . AI-Powered Features. . (Optional, but exciting!). : Collaborate on the design and implementation of AI-driven features using APIs like OpenAI or Gemini. . . . Infrastructure Impact. : Work with AWS to keep our systems secure, scalable, and lightning-fast.. . . Code Quality & Performance. : Improve- and keep our codebase clean, efficient, and easy to build on. . . . Mentorship & Innovation:. Share your expertise, guide junior engineers, and bring your freshest ideas to the table.. . What We’re Looking For 🔍. Are you the frontend innovator we’ve been searching for?. ✅ . Must-Have Experience:. . 5+ years in JavaScript development (. React, TypeScript, Node.js. , and . React Native . expertise). . Proven experience in . full stack. development - building both frontend and backend systems. . Some exposure to AI-powered tools, APIs, or projects (commercial or personal). . GraphQL proficiency. . Solid understanding of microservices architecture. . Product Mindset: you think about the why behind the code. . . 🤩 . Bonus Points (bring these and we’ll be . extra. hyped!). . Experience building AI models or advanced AI features. . Strong AWS and infrastructure skills. . Experience with basic DevOps (CI/CD, monitoring, or deployment pipelines).. . A sharp design intuition with an eye for UX/UI polish. . Company Location: Poland.