Parottasalna Course Notes

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248 practical articles on backend engineering, system design, databases, Docker, Python, AI and DSA, explained simply.

9 articles tagged #Microservices · Clear filters

Programming

Learning Notes #38 - Choreography Pattern | Cloud Pattern

Today i learnt about Choreography pattern, where each and every service is communicating using a messaging queue. In this blog, i jot down notes on c…

Jan 5, 2025 · 4 min read
Programming

Learning Notes #31 - Outbox Pattern | Cloud Pattern

Today, i came across https://www.milanjovanovic.tech/blog/outbox-pattern-for-reliable-microservices-messaging which explains about Outbox pattern, wh…

Jan 3, 2025 · 4 min read
Programming

Learning Notes #30 - Queue Based Loading | Cloud Patterns

Today, i learnt about Queue Based Loading pattern, which helps to manage intermittent peak load to a service via queues. Basically decoupling Tasks f…

Jan 3, 2025 · 4 min read
Design Patterns

Learning Notes #18 - Bulk Head Pattern (Resource Isolation) | Cloud Pattern

Today, i learned about bulk head pattern and how it makes the system resilient to failure, resource exhaustion. In this blog i jot down notes on this…

Dec 30, 2024 · 5 min read
DevOps

Learning Notes #17 - Circuit Breaker Pattern | Cloud Pattern

Today, I learned about the circuit breaker pattern, which helps prevent cascading failures in systems. At first, I thought, “Why not just handle this…

Dec 29, 2024 · 5 min read
Programming

Learning Notes #13 - Gateway Aggregator Pattern

As part of cloud design patterns, today i learned about Gateway Aggregation Pattern. It seems like a motivation for GraphQL. In this blog, i write do…

Dec 27, 2024 · 3 min read
Patterns

Learning Notes #11 - Sidecar Pattern | Cloud Patterns

Today, I learnt about Sidecar Pattern. Its seems like offloading the common functionalities (logging, networking, …) aside within a pod to be used by…

Dec 26, 2024 · 5 min read
Tech

HAProxy EP 2: TCP Proxy for Flask Application

Meet Jafer, a backend engineer tasked with ensuring the new microservice they are building can handle high traffic smoothly. The microservice is a Fl…

Sep 10, 2024 · 4 min read
Docker

Docker EP 11 - Docker Networking & Docker Volumes

Alex is tasked with creating a new microservices-based web application for a growing e-commerce platform. The application needs to handle everything …

Aug 19, 2024 · 8 min read