Senior Software Engineer – Web Foundation

📋 Description Explore and validate emerging React/Next.js features. Build prototypes (App Router, Suspense, RSCs Work hands-on with code: prototype, debug, validate architectural ideas, and write decision records. Design frontend architecture and build systems: component composition, state management, code Own technical quality: lead rigorous code reviews and architectural decisions; maintain consistency. Contribute to alignment across teams: work with backend and platform architects on middleware layer Improve developer experience by identifying and fixing friction: slow builds, missing tooling 🎯 Requirements 8-10+ years as a Software Engineer, with substantial experience building or refactoring large-scale Deep proficiency in React.js, Next.js, TypeScript, and Node.js (shipped production code in all Expertise in frontend architecture and component design. Built or refactored tooling and build processes: understands bundler configuration, code splitting Shipped code optimizing for performance: debugged and fixed performance issues across the stack. Led or influenced architectural decisions: wrote RFCs, design docs, or architectural decision 🎁 Benefits Staff discount on all H&M Group brands (in-store and online) H&M Incentive Program (HIP) with competitive benefits Collective Agreement and ITP pensions (Swedish market competitive) 30 days' vacation, health care allowance, strong work-life balance Benify partner discounts and other perks