Senior Backend Engineer - Node.js/TypeScript, Real-Time APIs

Fourvenues; Valencia; Híbrido; EUR 45.000 - 70.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Salary based on candidate's skills and

Annual bonuses for those who signfican

MacBook laptop and high-resolution Mon

Hybrid work model (3+2)

Flexible working hours

Private health insurance

Flexible benefits plan

Extra vacation days

Descripción de la vacante

Fourvenues is a tech platform born from within the entertainment industry, providing everything venues need to run their business—from online ticket sales and guest list management to a fully integrated POS system for bars and box offices.

As a Software Engineer you will develop backend services in Node.js/TypeScript, applying Hexagonal Architecture and DDD to craft modular solutions, with hybrid work in Valencia or Madrid.

Formación

• 4+ years of experience as a Software Engineer on high-demand projects.
• Strong knowledge of JavaScript and TypeScript, with Node.js and Express.
• Experience with relational and/or non-relational databases.
• Experience developing and consuming RESTful APIs.
• Experience with WebSockets or real-time communication.
• Hybrid work model with on-site presence in Valencia or Madrid.
• Knowledge of Hexagonal Architecture, DDD and Clean Code.
• Experience with MongoDB, PostgreSQL and ORM/ODM tools such as Mongoose.
• Autonomy, proactivity, and strong problem-solving mindset.
• Collaborative attitude and openness to feedback.

Responsabilidades

• Develop and maintain backend business logic using JavaScript or TypeScript in a Node.js environment.
• Design and build modular, reusable backend solutions following software engineering best practices.
• Apply Hexagonal Architecture and Domain-Driven Design (DDD) to structure the codebase and maintain a clear separation between application, domain, and infrastructure layers.
• Work with real-time communication through sockets, handling requests and responses efficiently.
• Build and integrate RESTful APIs using Express, designing clear endpoints and working with JSON data for frontend consumption.
• Work with both relational and non-relational databases, implementing CRUD operations and managing data persistence with technologies such as MongoDB, PostgreSQL, Mongoose, or similar tools.
• Write unit, integration, and end-to-end tests using tools such as Jest, Mocha, or Chai to validate business logic and application behaviour.

Herramientas

Express

MongoDB

PostgreSQL

Mongoose

WebSockets

REST APIs

Node.js

TypeScript

DDD

Hexagonal Architecture

Clean Code

Descripción del empleo

Fourvenues is a tech platform born from within the entertainment industry, providing everything venues need to run their business—from online ticket sales and guest list management to a fully integrated POS system for bars and box offices.

As a Software Engineer you will develop backend services in Node.js/TypeScript, applying Hexagonal Architecture and DDD to craft modular solutions, with hybrid work in Valencia or Madrid.