Dima L.
Kyiv, Ukraine
100%
Job Success
Top Rated Plus
Crypto Exchange | SaaS | Marketplace | Full stack developer | Node.js
$35.00/hr
🔸 100% Job Success 🔸 5.0 Review Rating 🔸 TOP 1% on Upwork 🔸 $600k+ Earned by Agency
Hi all! Welcome to my profile! I’m a Full Stack Developer with over a decade of experience specializing in building web applications, mobile apps, SaaS platforms, crypto exchange platforms, and scalable software solutions. My focus is on delivering high-quality, future-proof, and bug-free products that drive business growth.
Here’s what you can expect when working with me:
✅ I develop crypto exchange platforms with advanced security, blockchain integration, custom API development, wallet integration, and real-time trading features. My experience includes working with Ethereum, Solana, Binance Smart Chain, and developing solutions with smart contracts, blockchain architecture, and Web3 integration.
✅ I build web applications using modern frameworks like React.js, Vue.js, Next.js, Node.js, Laravel, and Nest.js, ensuring each product is responsive, scalable, and optimized for performance.
✅ For mobile app development, I use React Native, Flutter, and native iOS and Android frameworks to create smooth, fast, and intuitive apps with features like push notifications, map integrations, in-app purchases, and custom API development.
✅ I design and develop SaaS platforms that are scalable, robust, and feature seamless API integrations, real-time analytics, and intuitive dashboards.
✅ In eCommerce development, I focus on creating platforms with secure user authentication, integrated payment systems, and responsive, mobile-friendly designs.
✅ I also build custom dashboards and CRMs with advanced data visualization using Chart.js and D3.js, ensuring intuitive and powerful interfaces that support data-driven decision-making.
✅ For cloud deployments, I work with AWS, Firebase, and Google Cloud Platform, setting up scalable and secure environments to support product growth and performance.
Tech Stack
📍 Frontend: React.js, Next.js, Vue.js, Redux, HTML5, CSS3, Tailwind CSS, SCSS, jQuery
📍 Backend: Node.js (Express.js, Nest.js), PHP (Laravel, Yii2), REST APIs, GraphQL, Prisma, MySQL, 📍 PostgreSQL, MongoDB, Redis
📍 Blockchain Development: Ethereum, Solana, Binance Smart Chain, Web3.js, Ethers.js, Solidity, 📍 Smart Contracts, Wallet Integrations, API Development
📍 Mobile Development: React Native, Flutter, Android, iOS, Firebase, Push Notifications, Map Integration, In-App Purchases
📍 DevOps & Cloud: Docker, Heroku, GitLab, GitHub, AWS Amplify, Google Cloud Platform
📍 API Development & Integration: REST API, GraphQL, Stripe, PayPal, Firebase Authentication
I’ve successfully delivered projects across industries like finance, eCommerce, blockchain, healthcare, retail, travel, hospitality, and tech startups. I understand the unique challenges of each sector and develop solutions that are reliable, scalable, and tailored to business needs.
With my background as a CTO since 2016, I have led complex development projects from start to finish, ensuring efficient communication, smooth project management, and results that exceed expectations.
If you're looking for a developer who can build secure crypto exchange platforms, cutting-edge web apps, SaaS solutions, or user-friendly mobile applications, let’s connect 🎯
Click "Hire Now", and let’s build something exceptional together!
Work history
Work history
Figma Designer Needed for SAAS Test Development Platform
5.0
of 2 reviews
Dec 5, 2024
-
Jan 30, 2025
5.0
Private earnings
Development of Crypto Exchange
May 10, 2022
-
Jul 22, 2024
"We are grateful for the code's quality and advice in building our project. Thanks for the initial development. Good luck with your future projects We developed a cryptocurrency exchange with…
Private earnings
Technical Advisor for Marketplace Development. CTO/Full Stack Developer/Senior Software Engineer
Sep 12, 2023
-
Jul 9, 2024
"We are pleased we selected Dima and Peiko as our software development Advisor and partner. Dima and Peiko team beyond the great technical skills, their collaborative approach and project management…
Private earnings
PHP developer required
May 20, 2022
-
Jun 3, 2024
No feedback given
Private earnings
Meta Billing System
Oct 15, 2023
-
Feb 2, 2024
"Great communication and a good understanding of requested tasks. The project was accomplished within the desired time frames."
Private earnings
Build Social Media Laravel-Vue PWA
Jul 10, 2023
-
Oct 19, 2023
Private earnings
PHP Developer for Fintech Web App
Mar 17, 2023
-
Sep 22, 2023
"The team over at Peiko we're quick and efficient to complete any tasks presented. We'll definitely work with them again!"
Private earnings
Laravel and Javascript full-stack development
5.0
of 2 reviews
Jun 26, 2020
-
May 28, 2021
5.0
Private earnings
Full-Stack Engineer needed to build Travel Website
Jul 11, 2020
-
Feb 11, 2021
"Amazing agency, perfect communication and execution (agile development with very high quality of work), they think out of the box and really help you shape the product. They also have…
Private earnings
Developer Team needed for a custom made webshop (no CMS)
Apr 8, 2019
-
Oct 12, 2019
Private earnings
Development for the Fintech SaaS (Fullstack | Laravel | React.js)
Aug 2, 2024
-
Present
Job in progress
Private earnings
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Skills
Skills
- Node.js
- React
- Laravel
- PHP
- JavaScript
- Vue.js
- Web Development
- Web Application
- Solidity
- App Development
- Blockchain, NFT & Cryptocurrency
- Artificial Intelligence
- Blockchain Architecture
- Engineering & Architecture
- Cryptography
Project catalog
Get started working with Dima quickly with these predefined projects.
Get started working with Dima quickly with these predefined projects.
You will get a Ready-made crypto exchange with Microservices architecture for 3 weeks
From $25,000
21 days delivery