Short Bio

Hi, I am Rafiul Alam👋. Welcome to my blog. I am co-founder of Upskill, which has been awarded as one of the best EdTech startups in South Asia multiple times. I also founded PowerExt - focusing on AI, Productivity, and Web Extensions.

Currently, I train LLM models using SFT and RLHF techniques, and work on improving SWE Bench for top companies. I spend most of my time coding for my startups and work on other projects which interest me. I have created this blog to share my experiences mainly in programming, technology and my startup experience.

🎯 Go Design Patterns

Explore comprehensive guides to implementing classic design patterns in Go

🔄 Behavioral Patterns

Patterns that focus on communication between objects and the assignment of responsibilities.

Behavioral

Go Design Pattern: Strategy

📚 Go Design Patterns 🎯Behavioral Pattern ← Builder Pattern 📋 All Patterns Decorator Pattern → What is Strategy Pattern? …
Feb 13, 2024 Beginner

🏗️ Structural Patterns

Patterns that deal with object composition and typically identify simple ways to realize relationships between entities.

Structural

Go Design Pattern: Adapter

📚 Go Design Patterns 🏗️Structural Pattern 📋 All Patterns Decorator Pattern → What is Adapter? The Adapter pattern is …
Jan 2, 2024 Beginner

🏭 Creational Patterns

Patterns that deal with object creation mechanisms, trying to create objects in a manner suitable to the situation.

Creational

Go Design Pattern: Builder

📚 Go Design Patterns 🔨Creational Pattern ← Adapter Pattern 📋 All Patterns Strategy Pattern → What is Builder Pattern? …
Feb 27, 2024 Beginner

⚡ Go Concurrency Patterns

Master concurrent programming patterns and techniques in Go

🎛️ Control Flow Patterns

Patterns that manage the flow and coordination of concurrent operations.

Control Flow

Circuit Breaker Pattern in Go

Go Concurrency Patterns Series: ← Context Pattern | Series Overview | Rate Limiter → What is the Circuit Breaker …
Jun 5, 2024 Advanced
Control Flow

Context Pattern in Go

Go Concurrency Patterns Series: ← Once Pattern | Series Overview | Circuit Breaker → What is the Context Pattern? The …
Jun 5, 2024 Intermediate
Control Flow

Rate Limiter Pattern in Go

Go Concurrency Patterns Series: ← Circuit Breaker | Series Overview | Semaphore Pattern → What is the Rate Limiter …
Jun 5, 2024 Intermediate
Control Flow

Semaphore Pattern in Go

Go Concurrency Patterns Series: ← Rate Limiter | Series Overview | Actor Model → What is the Semaphore Pattern? A …
Jun 5, 2024 Intermediate

📡 Communication Patterns

Patterns for message passing and data exchange between goroutines.

Communication

Go Concurrency Pattern: Pipeline

Go Concurrency Patterns Series: ← Select Statement | Series Overview | Fan-Out/Fan-In → What is the Pipeline Pattern? …
Jul 3, 2024 Intermediate
Communication

Fan-Out/Fan-In Pattern in Go

Go Concurrency Patterns Series: ← Pipeline Pattern | Series Overview | Pub/Sub Pattern → What is the Fan-Out/Fan-In …
Jun 5, 2024 Intermediate
Communication

Pub/Sub Pattern in Go

Go Concurrency Patterns Series: ← Fan-Out/Fan-In | Series Overview | Request/Response → What is the Pub/Sub Pattern? The …
Jun 5, 2024 Intermediate
Communication

Request/Response Pattern in Go

Go Concurrency Patterns Series: ← Pub/Sub Pattern | Series Overview | Worker Pool → What is the Request/Response …
Jun 5, 2024 Intermediate

🔄 Synchronization Patterns

Patterns for coordinating access to shared resources and managing goroutine lifecycles.

Synchronization

Mutex Patterns in Go

Go Concurrency Patterns Series: ← Worker Pool | Series Overview | WaitGroup Pattern → What are Mutex Patterns? Mutex …
Jun 5, 2024 Intermediate
Synchronization

Once Pattern in Go

Go Concurrency Patterns Series: ← WaitGroup Pattern | Series Overview | Context Pattern → What is the Once Pattern? The …
Jun 5, 2024 Beginner
Synchronization

WaitGroup Pattern in Go

Go Concurrency Patterns Series: ← Mutex Patterns | Series Overview | Once Pattern → What is the WaitGroup Pattern? The …
Jun 5, 2024 Beginner
Synchronization

Worker Pool Pattern in Go

Go Concurrency Patterns Series: ← Request/Response | Series Overview | Mutex Patterns → What is the Worker Pool Pattern? …
Jun 5, 2024 Intermediate

🚀 Advanced Patterns

Complex patterns for building robust and scalable concurrent systems.

Advanced

Actor Model Pattern in Go

Go Concurrency Patterns Series: ← Semaphore Pattern | Series Overview What is the Actor Model? The Actor Model is a …
Jun 5, 2024 Advanced