Backend Engineer

Calyptus
Full-time , , Spain, , , Spain Informática y tecnología
Posted:
March 03, 2026
Location:
, , Spain, , , Spain, Spain

Job Description

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The Role

We are seeking an experienced Backend Engineer who is excited to build the technical backbone of a new generation travel platform. You’ll work with Java and Spring Boot to design and implement scalable, resilient backend services, and use databases like MySQL, MongoDB, and ElasticSearch to power search, personalization, and booking flows. Familiarity with Linux systems, AWS, and microservices architecture will help you ship reliable systems at scale.

Core Responsibilities

  • Design, develop, and scale backend systems using Java and Spring Boot.
  • Create low-latency search infrastructure (ElasticSearch, caching, query optimization).
  • Build and maintain supplier integrations ...

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Job Overview

Job Type: Full-time
Location: , , Spain, Spain
Posted: March 03, 2026
Deadline: April 12, 2026