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Urgent! (Quedan 3 Días) Senior Frontend Engineer (Next.Js / React) Career Opportunity with Confidential in Spain
About LearnWise AIWe’re an AI-first scale up helping universities and colleges support students and faculty with smart, knowledge-driven tools from AI tutoring to feedback and support.
Small team, high ownership, real user impact.Why this role existsWe need a senior who can take product ideas from Figma to fast, accessible, production apps on Vercel - and lead the craft on performance, and accessibility.What you will do:- Ship high-quality frontend apps in Next.Js, React and TypeScript (App Router & Page Router, SSR/SSG/ISR, middleware, edge patterns).- Translate Figma designs into responsive, accessible UI;
iterate quickly with design & product.- Champion accessibility to WCAG 2.2 AA across components and flows.- Own performance: optimize data loading/streaming, reduce bundle size, profile the JS event loop and async flows.- Keep dependencies lean and healthy;
document decisions;
raise the bar through reviews.- Deploy, preview, and monitor apps on Vercel (analytics, error tracking, observability).You will do great here if you have:- 8+ years building production frontends.- Deep Next.Js knowledge (App vs Page routes) and strong React + modern TypeScript/JavaScript fundamentals.- Mastery of the browser runtime: event loop, promises, concurrency, streaming.- Proven track record shipping accessible UI to WCAG 2.2 AA.- Professional fluency in English (written & spoken).- Bias to action, comfort with ambiguity, and love for startup pace.Nice to have:- Built streaming UIs, chat experiences, or AI-powered apps (real-time, RAG, agents).- Experience with design systems, motion/interaction details, and component libraries.- Tooling for performance & observability (Web Vitals, Lighthouse, bundle analysis).How we work:- Default to open: write things down, share context early.- Small team, big ownership: you’ll own projects end-to-end.- Measure >
guess: we ship, we instrument, we learn.- Quality and speed: we don’t choose—we engineer for both.Location:- Remote is OK;
EU is a must-have.- Prefer Barcelona, Spain or Amsterdam, Netherlands if you want hybrid/office.Compensation- Salary: competitive (location-adjusted).- Flexible time off, home-office budget, and learning stipend.If you are passionate about creating intuitive, engaging user interfaces, interested in working for a startup, and excited about the opportunity to work on innovative AI projects that make an impact for students just like you, we would love to hear from you!To fast-track your application, please visit and complete the form on this page.
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Unlock Your Quedan 3 Potential: Insight & Career Growth Guide
Real-time Quedan 3 Jobs Trends in Spain, Spain (Graphical Representation)
Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph below. This graph displays the job market trends for Quedan 3 in Spain, Spain using a bar chart to represent the number of jobs available and a trend line to illustrate the trend over time. Specifically, the graph shows 11291 jobs in Spain and 192 jobs in Spain. This comprehensive analysis highlights market share and opportunities for professionals in Quedan 3 roles. These dynamic trends provide a better understanding of the job market landscape in these regions.
Great news! Confidential is currently hiring and seeking a (Quedan 3 Días) Senior Frontend Engineer (Next.Js / React) to join their team. Feel free to download the job details.
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An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Confidential adheres to the cultural norms as outlined by Expertini.
The fundamental ethical values are:The average salary range for a (Quedan 3 Días) Senior Frontend Engineer (Next.Js / React) Jobs Spain varies, but the pay scale is rated "Standard" in Spain. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.
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