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Making Sense of React Query: How We Tamed Data-Fetching at CosX

Making Sense of React Query: How We Tamed Data-Fetching at CosX

Written by Bishakh Neogi At CosX, we built a platform where performance and responsiveness were non-negotiable. Our components often dealt with live job data, complex filters, and multiple data views switching rapidly. Initially, we leaned on traditional data fetching, managing loading states withuseState, tracking lifecycle withuseEffect, and juggling isLoading across

Cryptocurrency Is Still the Investment Opportunity of the Decade

Cryptocurrency Is Still the Investment Opportunity of the Decade

Written By: Abhinil Agarwal An introductory manual for newcomers looking to venture into cryptocurrency investment in the year 2025 Reviewing to my early post on hackernoon in Feb,2024, I am extending the article with more opportunities and areas to look around. This article is not alternate to my previous

Beyond LGTM: Bringing Speed and Quality to Code Reviews with AI Agents

Beyond LGTM: Bringing Speed and Quality to Code Reviews with AI Agents

Written By: Gurleen Kaur The Pain and the Promise of Code Reviews Here at CosX.ai, we make no compromises on shipping rock-solid code. As a team building complex backend infrastructure and AI-automated systems, we’ve always believed that code reviews are non-negotiable. They’re our safety net, our mentorship

Onesignal Integration with Next.js PWA

Onesignal Integration with Next.js PWA

Written By: Bishakh Neogi Problem Statement In today’s fast-paced digital world, ensuring timely and engaging communication with users is paramount for any web application. Push notifications have become a vital tool in achieving this goal. However, integrating push notification services like OneSignal with a Next.js Progressive Web Application

A/B Testing using Statsig with Next.js application

A/B Testing using Statsig with Next.js application

Written by: Bishakh Neogi Problem Statement Imagine you’re a developer working on a Next.js web application. You want to improve user experience by testing different features, but you’re unsure which version will perform better. It would be best to have a robust A/B testing solution that

Viem and Wagmi Integration with OperaMini

Viem and Wagmi Integration with OperaMini

Written By: Bishakh Neogi Problem Statement Integrating a Next.js application with MiniPay in today’s fast-paced world poses numerous challenges, particularly in achieving seamless integration with blockchain wallets and providing a smooth user experience. Developers often struggle with the complexities of Ethereum libraries, efficient wallet connections, and ensuring compatibility

Deploy Java SpringBoot & React.js with four steps on AWS

Deploy Java SpringBoot & React.js with four steps on AWS

Deployments can become a huge pain if any config is missed while setting up the deployment infra. Almost every time we face the below situation if deployment steps are not done correctly. I did everything right, followed all the steps of a(random blog), and also checked YouTube videos with

Deployment: Next/React.js and Spring Boot on AWS EC2 with Nginx

Deployment: Next/React.js and Spring Boot on AWS EC2 with Nginx

If you’re looking to host your Next.js/React.js frontend application along with your Spring Boot backend on AWS EC2 with Nginx as a reverse proxy, this article aims to provide beginner-friendly guide to help you seamlessly deploy your applications. Let’s explore how to host your end

Handling API responses with Advance Typescript

Handling API responses with Advance Typescript

Writing simple TypeScript is easy and fun, but when it comes to advanced TypeScript, it becomes complex and difficult. One of the most challenging use cases that engineering teams encounter is integrating backend APIs with their frontend applications. This requires handling errors, common payloads, user validations, and retrieving lengthy data

Improve Performance of React-Native App

Improve Performance of React-Native App

React-Native(RN) apps suffer huge performance issues as compared to native apps. During initial development days such challenges are ignored but as soon as the app grows developers find it difficult to improve. Sometimes, extreme calls to dump the RN app happen. We can escape such steps and you can

What’s New With React Native v0.64

What’s New With React Native v0.64

React Native version 0.64 is here. It’s already been 3 weeks since it was released and it’s full of new surprises. Though I suggest waiting for a couple of more weeks before you upgrade to the new version. I also believe there are 70% or more React-Native

Lazy Loading With React-Native

Lazy Loading With React-Native

There are enough blogs on Lazy Loading using FlatList but how do we implement lazy loading when we are not using FlatList. This blog will help you do that. Sometimes scrollView may contain images and other components to render, in that specific case we may not be able to use

Get Hired, by answering these questions in React-Native

Get Hired, by answering these questions in React-Native

React Native(RN) developers are in very high demand, startups, as well as tech giants are hunting them to improve their products. As the demand is going up for RN, a lot of people are trying, practicing, and mastering this technology. RN is a vast technology and it becomes difficult

Things you should do as React-Native Developer

Things you should do as React-Native Developer

React Native(RN) community has evolved a lot since 2015 from version 0.1.0 to 0.62.2. They do a lot of breaking changes in their major releases and on top of that Google, does the rest. With so much change going on, it’s crucial to catch