The Polymathic Engineer

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Storage types
An overview of the different storage types available in a computer and the cloud.
 • 
Franco Fernando
1
Availability
How to design high available systems and measure a system's availability.
 • 
Franco Fernando

March 2024

Linear Time Sorting
Why comparison based algorithms cannot sort in less than O(nlogn). And why counting sort, radix sort and bucket sort can do better.
 • 
Franco Fernando
2
Rendezvous
An introduction to rendezvous hashing in distributed system.
 • 
Franco Fernando
Priority Queue
What is a priority queue and how to implement it. Plus priority queues use cases and the heapsort algorithm.
 • 
Franco Fernando
2
Kubernetes
An introduction to container orchestration plus a deep dive into Kubernetes.
 • 
Franco Fernando
Pagination
What is API pagination and how different pagination method works.
 • 
Franco Fernando
3

February 2024

Multiplying Matrix
Three different approach to matrices multiplication: brute force, divide et conquer, and Strassen algorithm.
 • 
Franco Fernando
Geospatial indexes
How to efficiently store and retrieve spatial data: Quadtrees data structures and Geohash encoding.
 • 
Franco Fernando
Containerization
How to deploy and ship applications with containers. Plus a deep dive into the Docker technology.
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Franco Fernando
2
Shopify APIs
Case study: how Shopify scaled their new APIs. Plus Shopify architecture and tech stack.
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Franco Fernando
2

January 2024

Hooks
How webhooks work and compare to polling, Plus, how to avoid the most common mistakes during a coding interview.
 • 
Franco Fernando
2
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