You will get FullStack | Web & Apps | React.JS | Ruby on Rails | Angular | NodeJS | Java
Rising Talent
Project details
I am Denis, CEO of Faster Than Light (fasterthanlight.me) and FullStack Web Developer & Software engineer with over seven years of experience. I help you make your perfect website or meet any custom requirements.
Services:-
- React, Angular, Ruby on Rails, Node, Java
- MySQL, PostgreSQL, Oracle, MongoDB, Redis
- Docker
- AWS, Google Cloud Services, Heroku, digital ocean
- REST, SOAP, OAuth
- Travis, Jenkins, CircleCI
- Apache, Nginx
- Rspec, Capybara, Cucumber
- Different integrations: Slack, Stripe, AWS, Intercom, and others.
I am open to any requests. Contact me if you have any ideas and want to make a perfect website/app.
Services:-
- React, Angular, Ruby on Rails, Node, Java
- MySQL, PostgreSQL, Oracle, MongoDB, Redis
- Docker
- AWS, Google Cloud Services, Heroku, digital ocean
- REST, SOAP, OAuth
- Travis, Jenkins, CircleCI
- Apache, Nginx
- Rspec, Capybara, Cucumber
- Different integrations: Slack, Stripe, AWS, Intercom, and others.
I am open to any requests. Contact me if you have any ideas and want to make a perfect website/app.
Programming Languages
HTML & CSS, JavaScript, Ruby/Ruby on RailsCoding Expertise
Performance Optimization, Security, DesignWhat's included
| Service Tiers |
Starter
$500
|
Standard
$1,500
|
Advanced
$4,000
|
|---|---|---|---|
| Delivery Time | 10 days | 20 days | 30 days |
Number of Revisions | Unlimited | Unlimited | Unlimited |
Number of Pages | 5 | 10 | 25 |
Design Customization | |||
Content Upload | - | ||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$800 - $5,000
9 reviews
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EH
Emily H.
Mar 26, 2026
Full stack engineer for Project Globe
Superb team
CM
Christian M.
Feb 19, 2026
Chatbot and website developer
AA
Anastasia A.
Jul 6, 2021
Brexit development work
Denis was very professional and polite. Overall, I was satisfied with the general quality of work. One thing that could have been improved is timing estimates. We were suggesting leaving more time for development at the planning stage, but Denis reassured us that this was unnecessary. In the end, we didn't complete the project on time. Nonetheless, we enjoyed working with Denis.
DT
Dima T.
Jan 21, 2021
Full-stack developer
AA
Anastasia A.
Aug 5, 2020
Full-stack developer
About Denis
React Developer Frontend Developer Full Stack Developer React Node.js
100%
Job Success
Davie, United States - 2:18 am local time
What I do
My work as a React Developer covers the full stack - from crafting fast, clean React interfaces to designing AWS infrastructure and API orchestration behind the scenes. With 5,800+ hours logged on Upwork and 100+ projects delivered, I take full ownership of every product I touch. That is what the role of a React Developer means to me: accountability for the entire user-facing layer, not just the components. Thinking like a React Developer means making deliberate decisions at every layer - from component architecture to state management and API design.
My technical stack
React Developer experience means mastering the entire frontend layer. I build with React.js, Next.js, TypeScript, Tailwind CSS, Astro, Angular, and Vue 3. For mobile, my background as a React Native Developer means I apply the same component-driven discipline across platforms — working with React Native (Expo), Flutter, Swift, and Kotlin. Every stack decision is guided by performance, maintainability, and long-term scalability - values I bring to every project as a React Developer.
On the back end, I match the same depth: Node.js, Python (FastAPI, Django), Ruby on Rails, Go, and Java. My cloud infrastructure expertise spans AWS Lambda, S3, and CDK/SST - the kind of foundation a serious React Developer build demands. Bridging frontend precision with back-end reliability is what separates a strong React Developer from someone who only knows one side of the stack. That balance is something every experienced React Developer has to earn and I have.
What I build
Having worked as a React Developer across Fintech, HealthTech (including HIPAA-compliant data handling, audit logging, and role-based access control), SaaS, AI and Automation, Real Estate, and Event Management, I understand what it takes to build products that scale under real pressure. The range of what I have delivered as a React Developer includes AI-driven MVPs, C2C marketplaces, PropTech platforms, and complex enterprise systems with high concurrency requirements.
Each engagement starts with the business problem, not the ticket. I think system-wide, design for scale, and stay involved from the first architectural decision to final deployment. Clean logic, performance optimization, and secure data handling are the standards every React Developer should hold and I do throughout every build. React Developer instincts, built over 12 years, mean I can spot performance bottlenecks and architecture risks before they become expensive problems.
Why clients hire me
Clients return to me as their React Developer because I bring more than technical skill - I bring the mindset of a CEO who has built and shipped real products. Hiring a React Developer with that perspective means you get someone who understands what it costs when a system breaks, what it takes to scale under pressure, and what users actually need from a frontend. My React Developer background spans over a decade of production systems built for real users at real scale, not side projects.
Finding the right React Developer for a complex product matters. I have helped businesses modernize legacy systems, migrate to AWS, and launch products from zero to production. Whether the challenge is a greenfield SaaS build or a rescue engagement, I bring structure, reliability, and full-stack depth as a React Developer. That combination is what defines this React Developer practice and the reason clients come back.
The strongest React Developer is not just someone who writes clean code - it is someone who stays involved until the product ships and performs. If you are looking for a React Developer who thinks beyond the ticket, I would be glad to connect. Let's build something great.
Steps for completing your project
After purchasing the project, send requirements so Denis can start the project.
Delivery time starts when Denis receives requirements from you.
Denis works on your project following the steps below.
Revisions may occur after the delivery date.
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