Descripción de la oferta
Senior Backend Engineer – Dempo • A Coruña, España
Transform Backend development with us! At Dempo, we are a growing software development company where innovation, collaboration, and continuous professional growth are part of everyday life.
We’re looking for passionate technologists who enjoy solving complex challenges, working in collaborative environments, and continuously improving their craft. If you thrive in modern backend architectures and want to grow with a dynamic team, we’d love to meet you.
Responsibilities
Build scalable, secure, and high-performance backend systems
Design and develop robust APIs and services
Collaborate closely with frontend, product, and infrastructure teams
Write clean, maintainable, and well‑tested code
Design system architecture and make key technical decisions
Mentor developers and promote engineering best practices
Optimise performance, scalability, and reliability
Ensure data integrity, security, and compliance standards
Anticipate edge cases and design resilient solutions
Contribute to CI/CD pipelines and deployment processes
Requirements
Minimum 5 years of experience developing with Java and/or Kotlin, building microservices with Spring Boot
Highly‑skilled at writing automated tests and working with high‑quality coding standards
Solid knowledge of RabbitMQ and/or Kafka and relational databases (e.g., PostgreSQL)
Advanced experience in cloud‑native development
Experience with Git and CI/CD pipelines
Passion for clean code and continuous learning
Strong problem‑solving, communication, and teamwork skills
Advanced Spanish and intermediate English
Experience working in Agile environments with an open and collaborative mindset
Nice to Have (experience with)
Kotlin
Broad grasp of Kubernetes
No relational databases (e.g., MongoDB)
Experience with different cloud environments (Azure, AWS, or GCP)
Exposure to backend architectures
Mentoring junior developers
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