You will get React developer | Next.js | Node.js | SaaS Developer | Full stack developer

5.0

Let a pro handle the details

Buy Web Application Programming services from Ostap-Ivan, priced and ready to go.
5.0

Let a pro handle the details

Buy Web Application Programming services from Ostap-Ivan, priced and ready to go.

Project details

You’ll get a complete SaaS web application build — from pixel-perfect frontend to scalable backend — delivered by a full stack developer / engineer who cares about speed, clarity, and long-term maintainability.

I build modern platform products: dashboards and SaaS system solutions using React, Next.js / Nextjs, JavaScript, Typescript, and MERN, backed by Node / Node.js APIs (and NestJS when you need enterprise structure). Expect clean architecture from a hands-on architect: secure auth & roles, multi-tenant-ready setup, subscriptions/payments, integrations, production-ready deployment, and a codebase that’s easy to extend.

Perfect for a new MVP, internal admin dashboard, or full customer-facing web app. Clear communication, milestones, and support through launch.

Let’s connect on Upwork Chat to discuss your project. I offer consultations, clear pricing, and a detailed project timeline. Unlock the full potential of React, Next.js / Nextjs, JavaScript, Typescript, MERN, Node / Node.js, and NestJS today!

📞 Reach out now for a consultation!
Programming Languages
JavaScript, Python, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Design
What's included
Service Tiers Starter
$249
Standard
$4,999
Advanced
$19,999
Delivery Time 3 days 30 days 70 days
Number of Revisions
111
Number of Pages
135
Design Customization
-
Content Upload
-
Responsive Design
-
Source Code
5.0
1 review
100% Complete
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EB

Eoin B.
5.00
Feb 7, 2025
Design a Mega Dropdown Menu for Website Really quick turn around - Good clean code - Definitely working with Ostap again
Ostap-Ivan K.Status: Offline

About Ostap-Ivan

Ostap-Ivan K.Status: Offline
Full stack web developer React js | Next.js | Node.js | React Native
100% Job Success
5.0  (1 review)
Kulykiv, Ukraine - 10:31 pm local time
Hi there! I’m Ostap, a full stack developer with a knack for transforming concepts into cutting-edge web and mobile applications. With 5+ years of experience, I don’t just build projects — I craft seamless, impactful solutions that wow users and exceed expectations.

My Skills:

⚙️ Languages & Frameworks: HTML5, JavaScript (ES6), TypeScript, React.js, React Native, Next.js, Vue.js, Nuxt.js, Vanilla.js, Node.js, Express.js, NestJS.

⚙️ Styling & UI Kits: CSS, SCSS, SASS, LESS, Styled Components, and UI kits like Bootstrap, Material UI, Ant Design, and TailwindCSS.

⚙️ Libraries & Databases: JQuery, Redux, Redux Saga, Apollo GraphQL, D3, and databases like PostgreSQL, MySQL, MongoDB and Firebase.

⚙️ Dev Tools & APIs: Strong in GitHub, GitLab, Docker, REST APIs, and integrating various third-party APIs.

Here’s why clients love working with me:
🎯 Problem-Solver Extraordinaire: From boosting warehouse efficiency by 4x to saving 200% in B2B platform budgets, I deliver measurable results.

🛠️ Tech Wizardry: React, Node.js, TypeScript, MongoDB—you name it, I’ve mastered it. Your project is in skilled hands from front-end flair to back-end brilliance.

🤝 Your Development Ally: I value clear communication, dependable delivery, and making the process stress-free for you.

Looking for a tech partner who’s as passionate about your project as you are?

Let’s connect and build something remarkable together!

Steps for completing your project

After purchasing the project, send requirements so Ostap-Ivan can start the project.

Delivery time starts when Ostap-Ivan receives requirements from you.

Ostap-Ivan works on your project following the steps below.

Revisions may occur after the delivery date.

Review provided materials

Prepare detailed work breakdown structure for the further implementation

Review the work, release payment, and leave feedback to Ostap-Ivan.