Backend Engineer

Wallapop

Full-time Barcelona, Catalonia Assemblers and Fabricators

Posted:

June 06, 2026

Location:

Barcelona, Catalonia, Spain

Job Description

 
  The Challenge 
 Some of the interesting things we are currently doing include finding new ways to handle the complexity or improve resiliency. We leverage various AWS technologies (compute, storage, etc.) to meet our objectives. At Wallapop, as a Backend Engineer, you'll own team microservices, fully embracing the DevOps philosophy. Our tech stack includes the following:
 Java & Kotlin
 Spring & Axon Framework
 RabbitMQ
 MySql, DynamoDB, Redis & Memcached
 Docker
 ElasticSearch & Solr
 AWS: S3, ECS, CloudWatch, RDS, CloudFormation, Lambdas & more
  What You Will Do  
 Write robust, scalable code in Java or Kotlin, depending on your team's stack
 Develop new features using Domain-Driven Design (both tactical and strategic design)
 Address and refactor legacy components
 Testing all the things! Testing is a must, especially if you want to avoid t...
                

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Job Overview

Job Type: Full-time

Location: Barcelona, Spain

Posted: June 06, 2026

Deadline: July 16, 2026