
Hey 👋,
I'm Gopi, a full-stack developer with over 10+ years of experience in software engineering. I help companies build and deliver software products to end clients using 𝗝𝗮𝘃𝗮 𝗠𝗶𝗰𝗿𝗼𝘀𝗲𝗿𝘃𝗶𝗰𝗲𝘀, 𝗥𝗲𝗮𝗰𝘁 𝗮𝗻𝗱 𝗡𝗼𝗱𝗲𝗝𝗦.
I worked for startups, government agencies, and tech giants from India and Europe. I have solid expertise in bootstrapping a full-stack Java Microservices application with React frontend from developer friendly to production.
I started freelancing in 2016 and have been a digital nomad since then. This website contains my life's work and learnings.
You will find articles and courses covering full-stack on Java, JavaScript, React, Microservices, patterns, and DevOps.
How To Prevent cannot read property map of undefined
The "cannot read property map of undefined" error occurs when we try to call the map method on a variable that stores an undefined or null value.

How can I remove a specific item from an array in JavaScript?
Removing a specific item from an array is the most use case a developer runs into. You will learn more than 7 ways to achieve this.

Free Courses For Beginner And Advanced In Coursera
With over 87 million students registered for upskilling, degrees, and master-track, Coursera is the most trusted learning platform for students.

A Complete Guide To JavaScript LocalStorage
localStorage is a property of the window object in JavaScript that allows you to store key/value pairs in a web browser. The data stored in localStorage persist even after the browser is closed, making it a useful tool for saving user data on the client side.

How to Prevent cannot read property split of undefined
The "cannot read property split of undefined" error occurs when we try to call the split() method on a variable that stores an undefined value.

What is Big-O Complexity Analysis
In this lesson, you will gain knowledge about algorithm complexity analysis and the various types of big-O complexity analysis.
Understanding the Importance of Big-O Notation in Coding Interviews
In this lesson, we will introduce the concept of big-o notation, a mathematical tool used to measure algorithm efficiency.

What Are Data Structures And Algorithms?
In this lesson, you will gain knowledge about the significance and correlation between data structures and algorithms.
Who Is This Course For?
This course deep-dives into each of the data structures and algorithms in computer science
How To Search For An Element In An Array?
In this lesson, you will learn two popular searching algorithms developers use all the time to search for an element in an array.
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