This position focuses on managing and evolving customer-facing, production data platforms for a leading global consumer electronics and fitness brand.You will be responsible for the full strategic roadmap and day-to-day operations of our core data platforms (MySQL and Cassandra). This work involves building and maintaining large-scale, highly distributed database solutions on a GCP-based Linux platform, with a core focus on high availability, performance management, and security.Responsibilities: Design large-scale databases, ensuring scalability, security, and high availability Lead efforts in advanced database optimization, including query optimization, database indexing, partitioning, and storage management Develop solutions for high availability using database clustering, replication, and sharding Develop and implement comprehensive disaster recovery plans, ensuring data integrity and minimal downtime in case of failures Implement advanced security measures, including encryption, data masking, and user activity monitoring Automate database maintenance tasks, including backups, monitoring, and alerting systems Manage complex cloud and on-premise database infrastructures, ensuring they are scalable and cost-effective Implement robust monitoring solutions for databases, including alerting and performance dashboards Min requirements: Bachelor's degree in Computer Science, Computer Engineering, related field or equivalent practical experience. 4+ years of experience working with critical MySQL and/or Cassandra data platforms. IAAS Infrastructure experience for DB platforms. Source code-based management of DB configs and related infrastructure. Managing changes via Terraform and Ansible (or comparable tools). Demonstrated expertise with open source/Linux platforms. Cloud platform experience (GCP ideally). Kafka experience. Hands-on experience designing and implementing database replication strategies. Excellent scripting skills and working knowledge of Python and shell scripts. Experience in designing and automating repetitive processes. The ability to work under pressure and multitask. Proficient in English (B2). Would be a plus: Experience communicating technical concepts to audiences, great stakeholder collaboration skills. Stress-resistance, ability to efficiently detect and resolve production issues. Experience in supporting and optimising high-load production systems & services is an advantage. Experience in providing on-call support, troubleshooting issues and experience working according to the SLO. We offer: Opportunity to work on bleeding-edge projects Work with a highly motivated and dedicated team Competitive salary Flexible schedule Benefits package - medical insurance, sports Corporate social events Professional development opportunities Well-equipped office About us:Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.