ashby
Senior Performance Engineer, Data Products
Turquoise Health
Remote, USA
Full-time
Senior · 5+ years experience
Remote
USD 172000-195000 yearly / year
Discovered 1 weeks ago
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Responsibilities
- Own performance investigations across the product and data stack, moving from slow queries or poor user experiences to measurable root causes and production improvements
- Design and evaluate data architecture changes
- Partner with Product, frontend, and backend engineers to adapt product behavior to the characteristics of the underlying data through techniques such as request batching, debouncing, caching, pagination…
- Develop representative benchmarks for important combinations of filters, datasets, and product workflows
- Measure query latency, throughput, concurrency, and infrastructure consumption, with particular attention to datastore performance and cost (we use ClickHouse Cloud)
- Evaluate the likely performance impact of upstream dataset changes before they reach production
- Assess future product requests and recommend technical or product approaches that balance functionality, responsiveness, scalability, and cost
- Prototype competing solutions, clearly communicate their tradeoffs, and validate the selected approach in production
- Improve performance instrumentation, monitoring, and regression detection across data-powered product experiences
- Establish reusable patterns and capabilities as the Data Product platform becomes a supporting layer for additional products and teams
What you’ll bring to the role
5+ years of experience building and optimizing production data systems, data-intensive applications, or analytical products
Advanced SQL skills and strong proficiency with Python or another general-purpose programming language
Experience optimizing analytical workloads in column-oriented databases or data warehouses
Experience changing how data is organized or stored to improve application performance. Examples may include restructuring tables, precomputing results, changing indexes, or optimizing how data is queried.
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