Rahul Raghunathan

@RahulRaghunathan

🚀 Software Engineering Manager | 🛠️ Microservices | 🤖 AI & ML Explorer

BengaluruJoined December 2023

About

🚀 Software Development Engineer | 🛠️ Microservices Enthusiast | 🤖 AI & ML Explorer As a founding engineer at a fast-paced startup, I’ve been building the future of scalable APIs and microservices - From turning complex workflows into simple solutions to optimizing performance. Let’s dive into the world of APIs and tech innovation, one post at a time! 🌟 👋 Let’s connect on LinkedIn https://www.linkedin.com/in/rahul-r-raghunathan/

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Rahul Raghunathan's blogs

Untitled Publicationrahulraghunathan.hashnode.dev5 posts

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Recently published

RRRahul Raghunathanrahulraghunathan.hashnode.devAug 31, 2025 · 4 min read

⚡ The Hidden Trap of Integer Overflow

Have you ever written Java code that seemed perfectly fine, only to have it fail with large inputs? I encountered this issue while tackling the classic sqrt(x) problem using binary search. Initially, my implementation appeared solid. int mid = 46341;...

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RRRahul Raghunathanrahulraghunathan.hashnode.devJul 21, 2025 · 4 min read

From Monolith 📦 to Microservices 🧩: Our Migration Journey

Initially, our entire product was contained within a single Spring Boot application, a massive application that managed everything from real-time processing to management APIs. It was straightforward, with a small team and only a few features, and we...

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RRRahul Raghunathanrahulraghunathan.hashnode.devJul 13, 2025 · 8 min read

Docker 101: A Day in the Life of “It Works on My Machine”

Every developer has faced a situation like this: you just built the coolest microservice on your machine, when pushing to staging, and only to hear from QA or OPs that nothing works - dependencies are missing, ports clash, the API isn’t working, and ...

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RRRahul Raghunathanrahulraghunathan.hashnode.devJul 3, 2025 · 6 min read

🚀 Scaling a DAG-based Workflow Engine - A Journey in Backend Optimization and Scalability!

In recent weeks, my team and I discovered a performance issue when running a complex workflow in our API Builder agent in APIwiz, a DAG-based workflow engine. The workflows were taking 9-11 seconds end-to-end, which was far too slow for real-time nee...

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RRRahul Raghunathanrahulraghunathan.hashnode.devOct 9, 2024 · 6 min read

The Art of API Traffic Control: A Deep Dive into Rate Limiting

In today’s digital landscape, managing the flow of requests to web services and APIs is essential for ensuring system stability, security, and fairness. Rate limiting has emerged as a key technique to address these challenges. This article explores t...

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Rahul Raghunathan

About

Available for

Rahul Raghunathan's blogs

Recently published

⚡ The Hidden Trap of Integer Overflow

From Monolith 📦 to Microservices 🧩: Our Migration Journey

Docker 101: A Day in the Life of “It Works on My Machine”

🚀 Scaling a DAG-based Workflow Engine - A Journey in Backend Optimization and Scalability!

The Art of API Traffic Control: A Deep Dive into Rate Limiting

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Rahul Raghunathan

About

Available for

Rahul Raghunathan's blogs

Recently published

⚡ The Hidden Trap of Integer Overflow

From Monolith 📦 to Microservices 🧩: Our Migration Journey

Docker 101: A Day in the Life of “It Works on My Machine”

🚀 Scaling a DAG-based Workflow Engine - A Journey in Backend Optimization and Scalability!

The Art of API Traffic Control: A Deep Dive into Rate Limiting