Front-End Developer (React/Next.js) - EnergyTech
Published:
February 13, 2026
About employment
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 EnergyTech 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.
What you will do
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.
Tech Stack
Core Technologies
- Next.js (App Router) | React | TypeScript
- tRPC | TanStack Query | React Hook Form + Zod
- Tailwind CSS | shadcn/ui | Framer Motion
Architecture
- Monorepo setup with Turborepo and pnpm workspaces
Cloud & DevOps
- AWS (Cognito, Lambda, App Runner)
- Docker
- CI/CD pipelines
Requirements
Experience
- 3+ years of experience with React.
- 2+ years of experience with Next.js (App Router preferred).
- 2+ years of production experience with TypeScript.
- 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.
Soft skills
- 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.
Nice to have
- 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).
What we offer
- Salary range: 32k – 40k
- Remote-first culture, with offices in Madrid or Barcelona if you prefer hybrid.
- High-impact role in a growing EnergyTech 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.






