Front-End Developer; React​/Next.js - EnergyTech

We are looking for people who are passionate, innovative and ready to make a difference.

February 13, 2026

At QUIXOTIC, we are reshaping how modern energy companies operate. Our mission is to empower energy retailers and communities with intelligent, flexible, and automated technology—unlocking scalability, efficiency, and a more sustainable energy future.

We are a fast-growing Energy Tech company combining deep industry expertise with cutting‑edge AI to modernize operations, product configuration, and customer experience for utilities and energy communities. We foster an inclusive, collaborative, and flexible work environment where people can be themselves, grow continuously, and have a real impact on the energy transition.

We’re growing fast and working with increasingly complex products, data, and international clients — and we’re looking for a Front-End Developer to help shape and evolve our platform for end users.

As a Front-End Developer
, you will play a key role in shaping the user experience of our products and translating complex energy logic into clean, scalable, and maintainable interfaces.

You will:

• Optimize front‑end performance and fix bugs.
• Develop new features and iterative improvements on an existing SaaS platform.
• Continuously refactor and improve code quality.
• Integrate front‑end applications with external APIs and AWS services.
• Build reusable UI components and shared libraries.
• Participate actively in code reviews and technical documentation.
• Collaborate closely with Product, Backend, and CX teams.
• Take ownership of features and communicate progress clearly in an international environment.

• tRPC | Tan Stack Query | React Hook Form + Zod
• Monorepo setup with Turborepo and pnpm work spaces
• Docker

• 3+ years of experience with React
  .
• 2+ years of experience with Next.js (App Router preferred).
• 2+ years of production experience with Type Script .
• Experience working in monorepos or large‑scale applications.
• Knowledge of authentication systems and user flows.
• Knowledge of design systems, pixel perfect eye and user centric mindset.
• Strong communication skills in English (advanced – mandatory) and Spanish.
• Team‑oriented mindset and collaborative approach.
• Strong problem‑solving skills.
• Attention to detail and focus on code quality.
• Proactive, autonomous, and comfortable taking ownership.

• Experience with AWS services (Cognito, Lambda, App Runner).
• Familiarity with Docker and CI/CD workflows.
• Experience with testing frameworks (Jest, React Testing Library).
• Knowledge of internationalization (i18n).
• Understanding of web accessibility standards (WCAG).

• Salary range: 32k – 40k
• Remote‑first culture, with offices in Madrid or Barcelona if you prefer hybrid.
• High‑impact role in a growing Energy Tech company.
• Real ownership and influence on product and technical decisions.
• Collaborative, low‑ego, and pragmatic engineering culture.
• Work on meaningful products shaping the future of energy.

Duration

Contract | Immediate start

Are you interested in this vacancy? Don't miss the opportunity to be part of something big, send us your CV to hrrgy
, and we will contact you very soon. We are excited to meet you and find out how you can contribute to the energy revolution at QUIXOTIC!