Next.Js & Supabase Developer

buscojobs España; Madrid; Híbrido; EUR 35.000 - 55.000; Jornada completa

Descripción de la vacante

A leading company is looking for an experienced Fullstack Developer to join their team in Madrid. The ideal candidate will work across their entire stack, from Next.js frontend to Supabase backend, implementing new features and ensuring the system's reliability. This role offers the flexibility for occasional remote work and requires strong skills in React, TypeScript, and PostgreSQL.

Formación

• 2+ years of experience with React and TypeScript.
• Familiarity with modern Next.js features and relational databases (PostgreSQL).
• Experience with Docker and writing unit/integration tests.

Responsabilidades

• Maintain and enhance Next.js frontend application with React and TypeScript.
• Implement features for AI-assisted content and debug issues across the stack.
• Collaborate on improving test coverage using Jest and Playwright.

Conocimientos

React

TypeScript

API development

Database operations

CSS Modules

PostgreSQL

Docker

Testing

Descripción del empleo

We are seeking an experienced Fullstack Developer to join our team. The ideal candidate will work across our entire stack, from Next.js frontend to Supabase backend, helping us deliver new features and ensure system reliability.

Work across our entire stack, from Next.js frontend to Supabase backend.

Help deliver new features and ensure system reliability.

Occasional remote work is an option.

Key Responsibilities :

Maintain and enhance our Next.js 15 frontend application with React and TypeScript.

Work with our Supabase-based backend, including PostgreSQL database and Edge Functions.

Implement and improve features for AI-assisted content.

Debug and fix issues across the stack, from UI to database operations.

Contribute to our dockerized development and deployment processes.

Collaborate on improving our test coverage using Jest and Playwright.

Work with internationalization features to support multiple languages.

Requirements :

2+ years of experience with React and TypeScript.

Experience with API development and database operations.

Familiarity with modern Next.js features, ideally App Router.

Experience with component-based styling approaches (we use CSS Modules).

Strong typing skills and ability to maintain type safety.

Experience with relational databases (PostgreSQL).

Nice-to-Have Skills :

Experience with Supabase or similar Backend-as-a-Service platforms.

Knowledge of social media APIs (Facebook, Instagram).

Experience with AI / ML integration or working with LLMs.

Experience with internationalization in web applications.

Deno and Edge Functions knowledge.

Docker : Basic understanding of containerization concepts.

Testing : Experience writing unit and integration tests.