Bengali Tech

Software Engineering

Complex concepts explained simply — through Bengali stories. For Bangladeshi developers.

Series

10 articles

OOP

Class, Object, Inheritance, Polymorphism, SOLID — object-oriented programming from the ground up.

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Design Principles

DRY, KISS, YAGNI, Separation of Concerns.

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Design Patterns

Singleton, Factory, Observer, Strategy, Decorator.

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Concurrency

Thread, Mutex, Deadlock, Async/Await, Event Loop.

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API Fundamentals

REST, HTTP Methods, OAuth, JWT, OpenAPI.

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2 articles

System Design

DNS, Load Balancer, CDN, Caching, Message Queue — how large-scale systems are built.

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Distributed Systems

Microservices, Service Discovery, Consensus, Tracing.

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Architectural Patterns

Monolith, Microservices, Serverless, Event-Driven, CQRS.

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Async Communication

Pub/Sub, Message Queue, Kafka, CDC, Dead Letter Queue.

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Caching

Cache Strategies, Eviction Policies, Redis, Distributed Cache.

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Database Fundamentals

SQL, Joins, Transactions, ACID, Normalization.

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Database Deep Dive

Sharding, Replication, Scaling, Bloom Filters.

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DSA

Data Structures, Algorithms — coding interview preparation.

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Networking

HTTP, TCP/IP, DNS, TLS.

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Machine Learning, LLMs, RAG.

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