The Polymathic Engineer

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Salt and Pepper
How to safely store password in a database. Plus the 3 metrics you need to know to increase the cache hit ratio.
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Franco Fernando
1
Leader election
An introduction to leader election algorithms.
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Franco Fernando
Unique identification
How to generate unique identifiers in a distributed system.
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Franco Fernando
August 2023
Synchronizing machines
Why synchronize the clock on distributed machines is important. And how to synchronize clocks with the NTP and PTP protocols.
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Franco Fernando
2
Binary Search Trees
What are binary search trees. Plus the most common BSTs implementations.
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Franco Fernando
Remote procedures
An introduction to Remote Procedure Calls (RPCs) and gRPC. Plus a step by step guide to setup gRPC.
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Franco Fernando
July 2023
Statistics
Why knowledge of statistics is essential also as a software engineer.
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Franco Fernando
Delivering content
A deep dive into how a content delivery network works. Plus the moving average coding challenge.
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Franco Fernando
Dynamo
An introduction to Amazon Dynamo DB. Plus what is WebSocket.
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Franco Fernando
Networking Protocols
A roadmap to computer networking. Plus how TLS protocol works.
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Franco Fernando
1
Retaining knowledge
Tactics to use to maximise your learning and retain more knowledge. Plus, how to pick the right data structure between arrays and linked lists.
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Franco Fernando
June 2023
Cake without eggs
How GitHub code search works. Plus how it is important to know the users' thoughts before launching a product.
 • 
Franco Fernando
© 2023 Franco Fernando
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