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Own and operate Chess.com's Elasticsearch/OpenSearch platform: capacity planning, cluster architecture, performance tuning, incident response, migrations, and GitOps-driven infrastructure. Provide on-call incident leadership, snapshot/disaster recovery, index and mapping guidance, and enable cross-team use of dashboards and query optimizations at massive scale.

Build and maintain cloud-native, service-based systems connecting users across Chess.com. Develop and ship code to Kubernetes, use AI tools (Cursor/Claude), perform code reviews, and design scalable software serving millions of users while building telemetry and dashboards.

Design and own core Chess.com product experiences (gameplay, puzzles, bots, learning, tournaments). Partner with cross-functional teams to create polished web and mobile interfaces, build interactive prototypes, ensure design-to-code alignment, present design rationale, and proactively propose product improvements to elevate user experience for millions of players.

The Database Engineer will design and build scalable database systems for Chess.com's infrastructure, focusing on performance, automation, and data management. Responsibilities include developing tooling, engineering architectures for high availability, and optimizing data storage and access patterns.

The UX/UI Designer will create engaging interactions for web and mobile, owning projects from concept to implementation while collaborating with teams to define and solve design problems.

Lead a small data science team to build production algorithms and models across product and fair-play, partner with cross-functional teams to ship features, design cheating-detection systems, mentor data scientists, and communicate results to stakeholders.

Analyze player behavior and drive product innovation through data-driven insights. Collaborate with teams to design and evaluate experiments, maintaining data quality and delivering meaningful insights.

The Site Reliability Engineer will manage infrastructure stability and scalability, lead cloud migrations, and optimize performance across systems while mentoring team members.

As a Senior ML Engineer, you'll own ML-driven features from modeling to deployment, drive innovation in generative AI, and mentor junior members.

Write high-converting copy across onboarding, upsells, lifecycle emails, paid ads, and sale moments. Partner with product, design, and marketing to craft tests, iterate on A/B results, set tone of voice, and drive subscription revenue while preserving brand voice.