System Design AI

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Start with a template. Work through each step. Ask Coach when you need a second opinion.

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81. Design a Proximity Search Service
Radius, k-nearest and map-box search over places that rarely move and drivers that ping every few seconds: R-trees, geohash, H3 and S2 cells, Redis GEO and OpenSearch. One-hour boards for junior, senior and staff, with the theory.
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+6
AWS Geohash Geospatial OpenSearch Quadtree Redis
Worked design
Practice

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