Position : Senior Backend Engineer Location: Spain (Remote).
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Duration: Permanent Language Requirements English proficiency: B2 level or higher Spanish proficiency : B2 level or higher Job Description We are seeking an experienced Senior Backend Engineer to design, develop, maintain, and evolve backend services and cloud-based platforms.
The role focuses on delivering high-quality, scalable, maintainable, and reliable software solutions while contributing to product evolution through strong software engineering practices.
You will work in a modern technology environment built around containerized applications, distributed architectures, Kubernetes-based deployments, and CI/CD processes .
The position also involves driving engineering excellence through automation, quality assurance, modern development tools, and AI-assisted development solutions.
Required Qualifications: Technical Skills At least 2 years of development experience in Go , OR Strong Java development experience combined with React experience.
Hands-on experience with Docker and Kubernetes .
Experience designing, developing, and maintaining backend services and APIs .




Experience working in CI/CD environments , preferably using Git Hub Actions .
Preferred Qualifications Proven experience designing and implementing automated testing strategies (unit, integration, and end-to-end).
Strong understanding of software quality practices, testing methodologies, and test automation.
Experience with continuous integration, deployment, and delivery processes.
Experience managing and consuming artifacts with tools such as Artifactory .
Experience using feature flags or progressive rollout mechanisms.
Experience with AWS and cloud-native services.
Experience with React .
Experience with Java .
Knowledge of distributed systems and microservices architectures .
Experience with SQL and/or No SQL databases .
Knowledge and application of Domain-Driven Design (DDD) principles.
Experience with testing frameworks/tools such as: Playwright Cypress Selenium JUnit Testify Similar technologies Experience integrating automated tests into CI/CD pipelines. xqbhyrx
Experience with event-driven architectures .
Knowledge of Kafka or other messaging platforms.
Experience using AI-assisted development tools such as: Git Hub Copilot Cursor Similar solutions

📌 Senior backend engineer (Valencia do Sil)
🏢 Hays
📍 Valencia do Sil