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▏# Andrew MisselbrookSenior Frontend Developer · Amesbury/UK11+ years’ experience delivering scalable, high-performance web applications across frontend, full-stack, and backend roles. - Building delightful web + game-style interfaces with Next.js, TypeScript, Tailwind, Prisma, Postgres, Phaser 3.- Multi-platform apps (iOS, visionOS, tvOS, macOS) and playful dev-tools UIs.- Proven leadership at Efficio leading frontend teams and mentoring developers. Experienced across the full development lifecycle — from greenfield builds to maintaining enterprise systems.- Skilled at balancing frontend craftsmanship with backend and database expertise to deliver scalable, user-focused applications.- Comfortable adapting quickly to new technologies and frameworks.- Strong record of mentoring, collaboration, and stakeholder communication, helping teams deliver high-impact projects.- Passionate about continuous learning and creating engaging, playful, and innovative digital experiences. Skills at a Glance Frontend: React, Next.js, TypeScript, JavaScript (ES6+), Tailwind CSS, SCSS, D3.js, Phaser 3 Backend / Full-stack: Java, Go, PHP, Prisma, SQL, Groovy, Spring Boot, Hibernate Databases: PostgreSQL, Microsoft Azure SQLTools & Platforms: Git, Docker, Bun, Jira, IntelliJ, Visual Studio, Selenium, TortoiseSVN Environments: Linux, Ubuntu, macOS, WindowsOther Tech: Apache OFBiz, WebLogic, Freemarker, JSP, Raspberry Pi automation, self-hosting Soft Skills: Leadership & mentoring, cross-functional collaboration, stakeholder engagement, clear documentation, analytical problem-solving, adaptability, decision-making under pressure