Senior Kotlin Fullstack Developer Your New Company You will join a fast-growing international technology company where software is at the core of the company and engineering excellence is a key driver of success. You will become part of a highly skilled team responsible for core platform services that support critical business operations. The company is heavily investing in modern architectures, cloud technologies, DevOps practices, and scalable systems to support long-term growth. This is an environment where ownership, collaboration, innovation, and continuous improvement are highly valued. Your New RoleAs a Senior Backend Engineer, you will join a team responsible for maintaining and evolving a business-critical platform focused on transactional services and platform capabilities. You will work closely with other engineers to design, build, and maintain scalable backend services while contributing to architectural decisions and platform modernization initiatives. Designing and developing robust backend services using Kotlin.
- Participating in architectural discussions focused on scalability, performance, and maintainability.
- Contributing to the migration and modernization of cloud-native services.
- Managing services following a DevOps mindset, from requirements analysis through production operation.




- Supporting the adoption of modern engineering standards, testing strategies, and platform tooling. What will you need to fit5+ years of professional experience working with Kotlin.
- Strong backend development experience with technologies and frameworks such as:
- Kotlin
- Spring Boot (highly valued)
- PostgreSQL
- MySQL
- MongoDB
- Experience working with cloud platforms, preferably Google Cloud Platform (GCP).
- Experience with CI/CD pipelines and deployment automation.
- Experience with Kubernetes and GitOps tools such as Terraform, Helm, or Flux.
- Familiarity with monitoring and observability tools such as Grafana, Prometheus, and Kibana.
- Strong understanding of software design patterns, testing strategies, and Clean Code principles.
- Excellent written and spoken English communication skills. What you will get in returnPermanent contract directly with the end client.
- International working environment with highly skilled engineers.
- Hybrid working model.
- Adaptable

working hours
.
- Continuous learning and professional development opportunities.
- Exposure to modern cloud-native technologies and engineering practices.
- Kotlin, REST API, Spring Boot, Quarkus, PostgreSQL, MySQL,

📌 Senior Kotlin Fullstack Developer, hibrido (España)
🏢 Hays
📍 España