You will get Add Custom JavaScript Features or Fix JavaScript Issues on Your Website
Project details
Do you need custom JavaScript features for your website, or are you facing annoying frontend bugs? I’ll help you write, fix, or enhance clean, efficient JavaScript code to improve user interaction, interface behavior, and page functionality. Whether it’s a dynamic form, slider, calculator, or custom animation, I’ve got you covered.
JavaScript developer, Custom JS script, JavaScript fix, DOM manipulation, Dynamic form, Modal popup, JavaScript slider, Tabs with JS, Scroll animations, JavaScript calculator, JS validation, Bug fixing JS, JavaScript event handling, Website interactions, Vanilla JS developer, Pure JS animation, Code logic in JS, JavaScript timer, Real-time search, Dynamic dropdown, JavaScript toggle, Code optimization, Custom JavaScript plugin, JS for WordPress, JS for Wix, Interactive web feature, HTML/CSS/JS, Fetch API integration, Async/await script, Loading animations, JavaScript counters, Chart JS integration, Weather API JS, JS shopping cart, Custom tooltips JS, LocalStorage feature, JavaScript tabs UI, Accordion menu JS, Lightbox with JavaScript, Scroll reveal, Sticky navbar, Floating button, Modal forms JS, JavaScript game, Simple JS app, Interactive buttons.
JavaScript developer, Custom JS script, JavaScript fix, DOM manipulation, Dynamic form, Modal popup, JavaScript slider, Tabs with JS, Scroll animations, JavaScript calculator, JS validation, Bug fixing JS, JavaScript event handling, Website interactions, Vanilla JS developer, Pure JS animation, Code logic in JS, JavaScript timer, Real-time search, Dynamic dropdown, JavaScript toggle, Code optimization, Custom JavaScript plugin, JS for WordPress, JS for Wix, Interactive web feature, HTML/CSS/JS, Fetch API integration, Async/await script, Loading animations, JavaScript counters, Chart JS integration, Weather API JS, JS shopping cart, Custom tooltips JS, LocalStorage feature, JavaScript tabs UI, Accordion menu JS, Lightbox with JavaScript, Scroll reveal, Sticky navbar, Floating button, Modal forms JS, JavaScript game, Simple JS app, Interactive buttons.
Programming Languages
HTML & CSS, JavaScript, JavaCoding Expertise
Performance Optimization, Security, DesignWhat's included
| Service Tiers |
Starter
$80
|
Standard
$180
|
Advanced
$350
|
|---|---|---|---|
| Delivery Time | 2 days | 4 days | 7 days |
Number of Revisions | 2 | 3 | 4 |
Bug Investigation | - | - | - |
Fix Documentation | - | - | - |
Detailed Code Comments | - | - | - |
Frequently asked questions
About Daniel
JavaScript Software Developer | Reactjs | Nodejs | Typescript
Ijebu Ode, Nigeria - 12:54 am local time
Most of my clients come to me after their last developer broke everything slow sites, messy code, missed deadlines. I fix what others can’t. I build clean, scalable, React, Node.js, and TypeScript projects that just work fast, secure, and maintainable. Hit the "𝕀𝕟𝕧𝕚𝕥𝕖 𝕥𝕠 𝕁𝕠𝕓" or "𝕄𝕖𝕤𝕤𝕒𝕘𝕖" 𝕓𝕦𝕥𝕥𝕠𝕟 to 𝔹𝕠𝕠𝕜 𝕒 𝕗𝕣𝕖𝕖 𝕔𝕠𝕟𝕤𝕦𝕝𝕥𝕒𝕥𝕚𝕠𝕟.
𝐁𝐞𝐜𝐚𝐮𝐬𝐞 𝐲𝐨𝐮𝐫 𝐢𝐝𝐞𝐚 𝐝𝐞𝐬𝐞𝐫𝐯𝐞𝐬 𝐦𝐨𝐫𝐞 𝐭𝐡𝐚𝐧 𝐣𝐮𝐬𝐭 𝐜𝐨𝐝𝐞, 𝐢𝐭 𝐝𝐞𝐬𝐞𝐫𝐯𝐞𝐬 𝐚 𝐬𝐦𝐨𝐨𝐭𝐡, 𝐢𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭 𝐰𝐞𝐛 𝐚𝐧𝐝 𝐚𝐩𝐩 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐭𝐡𝐚𝐭 𝐰𝐨𝐫𝐤𝐬 𝐩𝐞𝐫𝐟𝐞𝐜𝐭𝐥𝐲.
🚨 𝐌𝐨𝐬𝐭 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐜𝐨𝐦𝐞 𝐭𝐨 𝐦𝐞 𝐚𝐟𝐭𝐞𝐫 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬 𝐥𝐢𝐤𝐞:
🗸 The “cheap developer” left halfway through a project.
🗸 The React site or app looks nice but loads slowly or breaks SEO.
🗸 The Node.js backend fails under real users or traffic spikes.
🗸 TypeScript errors pile up with confusing typings.
🗸 Next.js pages load slowly, and data fetching gets messy.
🗸 The codebase is bloated, disorganized, or impossible to maintain.
That’s where I step in, fixing, rebuilding, and scaling React + Node.js + full-stack (Frontend + Backend) JavaScript projects, websites, and applications the right way.
I build fast, scalable, and production-ready JavaScript websites and web applications with clean architecture, modular code, and smooth performance. No unnecessary complexity, just powerful solutions that deliver real business results.
I specialize in React.js, Next.js, Node.js, and TypeScript, building both frontend and backend systems that scale effortlessly and perform beautifully.
If you need a developer who can build, fix, or optimize your website, web app, SaaS, or CRM with precision and clarity, you’re in the right place.
⚙️ 𝐖𝐡𝐚𝐭 𝐘𝐨𝐮’𝐥𝐥 𝐆𝐞𝐭 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞:
✅ High-performance frontend interfaces built with React, Next.js & Tailwind CSS
✅ Reliable backend architecture with Node.js, Express & MongoDB
✅ Clean, maintainable, and scalable full-stack codebases
✅ SEO optimization, lightning-fast performance & responsive design
✅ Authentication (JWT, Firebase Auth)
✅ RESTful & GraphQL API integration
✅ State management using Redux, Zustand, or Context API
✅ Deployment to Vercel, Netlify, or DigitalOcean
✅ Version control with Git & GitHub
💻 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐈 𝐏𝐫𝐨𝐯𝐢𝐝𝐞:
✅ Frontend Development, modern, responsive, and pixel-perfect UI (React.js, Next.js, Tailwind CSS)
✅ Backend Development, scalable APIs, authentication, and databases (Node.js, Express, MongoDB)
✅ Full-Stack Website & Web App Development
✅ Custom SaaS Platforms, CRMs, & Dashboards
✅ Business Websites, Landing Pages & Portfolios
✅ API Integration & Automation (Stripe, Firebase, Twilio, ChatGPT, etc.)
✅ Performance Optimization, Code Refactoring & Bug Fixing
✅ Maintenance & Support for Existing Projects
✅ No-Code / Low-Code Development (Bubble.io, Adalo, FlutterFlow)
✅ MVP Development for Startups
🧠 𝐌𝐲 𝐉𝐨𝐮𝐫𝐧𝐞𝐲:
I started as a self-taught developer fixing a broken project, that experience sparked my passion.
Now, I specialize in turning messy, underperforming codebases into fast, scalable, and reliable frontend and backend systems that clients love.
Every line of code I write is clean, tested, and built to last, because great software isn’t just written, it’s engineered.
⭐ 𝐖𝐡𝐚𝐭 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐒𝐚𝐲:
⭐️⭐️⭐️⭐️⭐️ “Daniel quickly fixed critical issues in our JavaScript project and improved the structure with scalable, maintainable code. His React and Node.js work was clean, efficient, and aligned with best practices.”
⭐️⭐️⭐️⭐️⭐️ “Daniel understood our web app requirements fast, delivered updates on time, and exceeded expectations. His React.js, Next.js, and TypeScript expertise made the process seamless.”
🚀 𝐋𝐞𝐭’𝐬 𝐁𝐮𝐢𝐥𝐝 𝐒𝐨𝐦𝐞𝐭𝐡𝐢𝐧𝐠 𝐆𝐫𝐞𝐚𝐭
If you need a Full Stack Developer who can create, optimize, or rescue your website or web app using React, Node.js, TypeScript, or Next.js, let’s talk.
Click the"𝕀𝕟𝕧𝕚𝕥𝕖 𝕥𝕠 𝕁𝕠𝕓" or "𝕄𝕖𝕤𝕤𝕒𝕘𝕖" 𝕓𝕦𝕥𝕥𝕠𝕟, and I’ll show you exactly how we can bring your idea to life.
React.js, Next.js, Node.js, TypeScript, JavaScript, Frontend Developer, Backend Developer, Full Stack Developer, MERN Stack Developer, Website Development, Web Application, SaaS, CRM, Bubble.io, Adalo, No-Code, Custom Website, API Integration, Express.js, MongoDB, Firebase, REST API, GraphQL, Tailwind CSS, Webflow, Python, PHP, Laravel, FastAPI, Stripe, FlutterFlow, App Development, AI Integration, ChatGPT API, Software Developer, Frontend Design, Backend Architecture, Jest, Cypress, Puppeteer, Git, AWS, Vercel, Material UI, ShadCN, Docker.
Steps for completing your project
After purchasing the project, send requirements so Daniel can start the project.
Delivery time starts when Daniel receives requirements from you.
Daniel works on your project following the steps below.
Revisions may occur after the delivery date.
Requirement Analysis
I review your website and note the task
Planning
Choose the best JS approach (vanilla or modular)