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CountIQ: A Systems Notebook on Real-World Backend Engineering
Zack Grooms
Zack Grooms
Zack Grooms
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Feb 15
CountIQ: A Systems Notebook on Real-World Backend Engineering
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backend
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systemdesign
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python
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3 min read
Temporal Workflow Engine: The Reliability Layer Your Distributed System Is Missing [2026 Guide]
Kunal
Kunal
Kunal
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Mar 20
Temporal Workflow Engine: The Reliability Layer Your Distributed System Is Missing [2026 Guide]
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temporal
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distributedsystems
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microservices
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7 min read
LLD-4:Weather Monitoring System
NOOB
NOOB
NOOB
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Feb 14
LLD-4:Weather Monitoring System
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lld
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3 min read
LLD-3:Shopping Cart Discount System
NOOB
NOOB
NOOB
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Feb 14
LLD-3:Shopping Cart Discount System
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3 min read
A 10% traffic spike took down a stable system in 3 minutes and 47 seconds.
Mlondy Madida
Mlondy Madida
Mlondy Madida
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Mar 9
A 10% traffic spike took down a stable system in 3 minutes and 47 seconds.
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distributedsystems
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sre
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3 min read
🚨 When “It Works” Isn’t Good Enough: Diagnosing Token Bottlenecks in Distributed Systems
PETER ABAH
PETER ABAH
PETER ABAH
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Feb 14
🚨 When “It Works” Isn’t Good Enough: Diagnosing Token Bottlenecks in Distributed Systems
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microservices
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performance
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2 min read
S&OP Engineering IV: Scaling to Enterprise (Multi-SKU & Bottlenecks)
Daniel
Daniel
Daniel
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Datalaria
Mar 20
S&OP Engineering IV: Scaling to Enterprise (Multi-SKU & Bottlenecks)
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6 min read
I Built a Key-Value Database from Scratch — Here’s What I Learned
Saksham Kapoor
Saksham Kapoor
Saksham Kapoor
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Mar 19
I Built a Key-Value Database from Scratch — Here’s What I Learned
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googlecloud
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4 min read
System Design Interview Preparation: The Complete Roadmap
Thesius Code
Thesius Code
Thesius Code
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Mar 20
System Design Interview Preparation: The Complete Roadmap
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6 min read
Designing a Rate Limiter to prevent spamming
Ganesh Parella
Ganesh Parella
Ganesh Parella
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Feb 18
Designing a Rate Limiter to prevent spamming
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3 min read
AI Execution on Mobile Will Depend as Much on Infrastructure as on Intelligence
Eastra
Eastra
Eastra
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Mar 20
AI Execution on Mobile Will Depend as Much on Infrastructure as on Intelligence
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ai
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infrastructure
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mobile
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2 min read
LLD-2:ECommerces Checkout
NOOB
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Feb 13
LLD-2:ECommerces Checkout
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3 min read
Back-of-Envelope Estimation: Numbers Every Engineer Should Know
Matt Frank
Matt Frank
Matt Frank
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Feb 13
Back-of-Envelope Estimation: Numbers Every Engineer Should Know
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estimation
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7 min read
What Is Runtime Authorization? A Guide to Dynamic Access Control and the Best Runtime Authorization Tools
Anna
Anna
Anna
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Feb 13
What Is Runtime Authorization? A Guide to Dynamic Access Control and the Best Runtime Authorization Tools
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security
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5 min read
Making a Public Form Secure: Tokens, Idempotency & Real-World Backend Design
Prajwal Gaonkar
Prajwal Gaonkar
Prajwal Gaonkar
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Mar 19
Making a Public Form Secure: Tokens, Idempotency & Real-World Backend Design
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webdev
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cleancode
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3 min read
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