Senior Scala Developer (Aggregates Team)

The Mission AtScale is the semantic layer for modern data and AI. We bridge the gap between complex cloud data platforms—like Snowflake, Databricks, and Google BigQuery—and the business users who need consistent, AI-ready analytics. We are looking for a Senior Software Engineer to join our Aggregates Engineering Team to help us redefine how the world handles business intelligence. The Impact You’ll Make In this role, you will: Architect the Core Lifecycle: Design, build, and evolve the aggregate system that defines, manages, and optimizes aggregates to accelerate query performance across data platforms. Optimize Intelligent Performance: Architect the prediction and selection logic that identifies high-value aggregates and analyze query workloads to guide placement strategies. Scale High-Impact Systems: Improve maintenance and scheduling processes to ensure reliability and low overhead in large-scale environments, ensuring the system scales smoothly. Why You’ll Love It Here Ownership & Autonomy: You thrive as an individual contributor, owning one of the most critical and high-impact systems at AtScale. Innovation-First: Work at the intersection of AI and data at a company hitting its next major inflection point, collaborating with a team passionate about building high-performance systems. Culture of Trust: Enjoy a flexible, remote-friendly environment built on transparency, technical depth, and continuous professional growth. Who You Are Experienced Engineer: You have 6+ years of professional software engineering experience and a BA/BS in Computer Science or a related field. Scala Expert: You possess strong programming expertise in Scala and ideally have experience with Scala worker systems like Akka or Pekko. Systems Thinker: You can reason about complex system behavior, lifecycle state, and performance tradeoffs while maintaining a focus on production reliability. Technical Specialist: You have experience with data warehouse concepts (Snowflake, BigQuery, etc.) and containerization technologies (Docker, Kubernetes) . Collaborator: You have excellent communication skills and are comfortable working across query planning and platform teams. Location: You are based in or able to work Eastern European Time hours . The Perks Competitive salary + equity. Unlimited PTO and comprehensive benefits. The chance to shape the future of a global leader in AI-ready analytics. Ready to build the future of data? Visit www.atscale.com to learn more.