About this role
Staff Backend Engineer at Genestack Ltd. Location: Spain. Role: maintain core, optimize storage, drive architecture Requirements: 8+ years backend software engineering; strong Java/Kotlin; experience with RDBMS, columnar databases, search engines, NoSQL; messaging systems; performance optimization; English fluency. Category: Software Development Seniority: Senior Level Tools: Java, Kotlin, ClickHouse, MySQL, Solr, Kubernetes, Python Commitment: Full Time Workplace: Onsite Languages: English