You will get Web App Maintenance | Full Stack React/Node/Next/Vue/Next Developer
Rising Talent
Rising Talent
Project details
I provide ongoing web application maintenance and support to keep your product stable, fast, and secure 🚀. If your app needs regular updates, bug fixes, performance improvements, or new features, I can handle everything with clean code and reliable delivery 📈.
Whether you run a SaaS platform, dashboard, eCommerce app, or custom system, I help you maintain smooth performance, reduce downtime, and improve user experience over time 💡.
🛠 Maintenance services include:
✅ Bug fixing & issue monitoring 🔍
✅ Feature updates & UI improvements ⚛️
✅ Performance optimization & speed boosts ⚡
✅ API updates & backend support (Node.js)
✅ Dependency updates & security patches 🔐
✅ Refactoring & code cleanup 🧹
✅ Database improvements (MongoDB / MySQL / PostgreSQL)
✅ Deployment support & production troubleshooting ☁️
✅ Ongoing support & monthly maintenance plans 🔄
💻 Tech Stack:
React, Next.js, Vue, Node.js, TypeScript, JavaScript, Tailwind CSS, REST/GraphQL
🤝 Clear communication, quick response time, and long-term partnership. You’ll get regular updates, transparent progress, and stable results.
✨ Let’s keep your web app running perfectly 🚀
Whether you run a SaaS platform, dashboard, eCommerce app, or custom system, I help you maintain smooth performance, reduce downtime, and improve user experience over time 💡.
🛠 Maintenance services include:
✅ Bug fixing & issue monitoring 🔍
✅ Feature updates & UI improvements ⚛️
✅ Performance optimization & speed boosts ⚡
✅ API updates & backend support (Node.js)
✅ Dependency updates & security patches 🔐
✅ Refactoring & code cleanup 🧹
✅ Database improvements (MongoDB / MySQL / PostgreSQL)
✅ Deployment support & production troubleshooting ☁️
✅ Ongoing support & monthly maintenance plans 🔄
💻 Tech Stack:
React, Next.js, Vue, Node.js, TypeScript, JavaScript, Tailwind CSS, REST/GraphQL
🤝 Clear communication, quick response time, and long-term partnership. You’ll get regular updates, transparent progress, and stable results.
✨ Let’s keep your web app running perfectly 🚀
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
PSD to HTML, Performance Optimization, SecurityWhat's included $1,500
These options are included with the project scope.
$1,500
- Delivery Time 30 days
- Number of Revisions Unlimited
- Bug Investigation
- Fix Documentation
- Detailed Code Comments
About Dennis
Full-Stack Engineer | React/Node/Vue/Next/Nuxt/PHP/Laravel | 9+ years
Lviv, Ukraine - 4:01 pm local time
I’m Dennis, a Full-Stack Engineer with 9+ years of experience building secure, scalable, high-performance web applications, AI-powered SaaS platforms, and enterprise-grade systems.
I help startups and businesses design, build, and scale applications that drive real business value.
I combine strong backend expertise in Laravel, PHP, Node.js, and RESTful APIs with modern frontend frameworks like React, Vue.js, Next.js, Nuxt.js, and Tailwind CSS, delivering seamless user experiences and robust system architectures. I also handle DevOps, CI/CD, and AWS infrastructure, providing end-to-end solutions from development to deployment and optimization.
🔧 Core Expertise & Technologies
✅ Full-Stack Development: Laravel, React, Vue.js, Next.js, Nuxt.js, Node.js, TypeScript, JavaScript
✅ Backend & APIs: RESTful APIs, Microservices, Eloquent ORM
✅ Frontend UI: Tailwind CSS, modern component-based architectures
✅ Databases: MySQL, MariaDB, MongoDB
✅ DevOps & Cloud: Docker, CI/CD (Jenkins), AWS (EC2, S3, RDS, Lambda)
✅ AI & Automation: AI integrations, workflow automation, intelligent systems
✅ Performance & Security: Optimization, scalability, secure architecture
💼 What I Offer
✔ End-to-end full-stack development
✔ AI-powered SaaS & enterprise applications
✔ Scalable cloud infrastructure & DevOps automation
✔ Clean, maintainable, production-ready code
✔ Reliable communication and on-time delivery
🚀 Why Clients Choose Me
✔ Business-focused engineering mindset
✔ Strong problem-solving and system design skills
✔ Experience with startups, SaaS platforms, and enterprise systems
✔ Scalable solutions built for performance, security, and growth
I work closely with founders, startups, and businesses that need a reliable full-stack developer who understands both technology and business objectives.
📩 Let’s discuss how I can help you build, scale, or optimize your application!
🔍 SEO Keywords
Full Stack Developer, Laravel Developer, React Developer, Vue.js Developer, Node.js Developer, AI SaaS Developer, DevOps Engineer, Cloud Developer, AWS Developer, CI/CD Engineer, Docker Developer, SaaS Developer, Web Application Developer, REST API Developer, Backend Developer, Frontend Developer, Enterprise Software, Microservices Architecture, MongoDB Developer, MySQL Developer, Automation Engineer, AI Integration, Software Engineer, Scalable Web Applications, SaaS Platform Development, Cloud Architecture, Business Automation, High Performance Applications
Steps for completing your project
After purchasing the project, send requirements so Dennis can start the project.
Delivery time starts when Dennis receives requirements from you.
Dennis works on your project following the steps below.
Revisions may occur after the delivery date.
🔧 Web App Maintenance | React • Next.js • Vue • Node.js