About Street

Street Smash Burgers was born in Lisbon in with a simple idea: going back to the roots of the burger with quality product and the smash technique.

100% beef, an open kitchen and a casual, authentic atmosphere.

Today we're growing across nearly 40 restaurants in 4 countries, and we're looking for people with the drive to learn, energy and rhythm to grow with us.

Madrid, Spain

About Street

Street Smash Burgers was born in Lisbon in with a simple idea: going back to the roots of the burger with quality product and the smash technique.

100% beef, an open kitchen and a casual, authentic atmosphere.

Today we're growing across nearly 40 restaurants in 4 countries, and we're looking for people with the drive to learn, energy and rhythm to grow with us.

The role

We're looking for a Fullstack Developer with a strong backend focus to own features end to end, from the data model to the interface.

You'll build with solid engineering practices and use AI tools to move faster without cutting corners.

What You'll Do

Design and build scalable backend systems, applying patterns like Repository, Factory, CQRS and Dependency Injection

Design relational schemas and optimize complex queries in PostgreSQL and PostgREST





Build modular, strongly typed APIs and services with NestJS

Build and connect clean, functional interfaces in React (Vite or Next.js)

Use Claude Code and other AI tools to speed up your work, guiding them with clear patterns and context

Break down ambiguous problems, research them and ship pragmatic solutions

Ask questions early and challenge ideas when there's a better way

Who we're looking for

Must-have

Solid backend experience with Node.js, TypeScript and NestJS

Strong PostgreSQL and advanced SQL skills (schema design, query optimization)

Hands-on use of SOLID, design patterns, Clean Architecture and testing

Experience building interfaces in React

Autonomy, pragmatism and open communication

Professional working proficiency in English

Nice-to-have

Experience with PostgREST

Experience with Next.js or Vite

Experience using AI coding tools (e.g.

Claude

Code) in your daily workflow

What we offer A structured, fast-growing company

Dynamic, results-oriented environment

Continuous training and real career growth

Compensation package based on experience

Company benefits

📌 Fullstack / Heavy-Backend Developer (Nestjs + Postgresql) (Madrid)
🏢 Street Smash Burgers
📍 Madrid