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You will get Node.js Full-Stack Developer | Node.js React Full-Stack | Node.js Backend

Roman S.Status: Offline
Roman S. Roman S.
5.0
Preview image

Let a pro handle the details

Buy Web Application Programming services from Roman, priced and ready to go.
Roman S.Status: Offline
Roman S. Roman S.
5.0
Preview image

Let a pro handle the details

Buy Web Application Programming services from Roman, priced and ready to go.

Project details

❗𝐁𝐄𝐅𝐎𝐑𝐄 𝐁𝐔𝐘𝐈𝐍𝐆 𝐓𝐇𝐈𝐒 𝐏𝐑𝐎𝐉𝐄𝐂𝐓❗
Every Client has unique requirements - please let's talk in Upwork Chat before ordering.

Me and my team will provide support for your projects with the following stack: Node.js React, Next.js, Ruby, Ruby on Rails.

Node.js Full-Stack Developer Full-Stack Web Development Ruby React Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development React Ruby Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development Ruby React Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development React Ruby Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development Ruby React Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development React Ruby Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development Ruby React Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development React Ruby Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development Ruby React Full Stack Node.js Node.js Full-Stack Developer Full-Stack Web Development React Ruby Full Stack Node.js Node.js Full-Stack Developer Node.js Backend Developer
Programming Languages
HTML & CSS, JavaScript, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Security
What's included
Service Tiers Starter
$50
Standard
$4,000
Advanced
$6,500
Delivery Time 3 days 20 days 30 days
Number of Revisions
000
Design Customization
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Content Upload
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Responsive Design
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Source Code
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5.0
5 reviews
100% Complete
(5)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)

DD

Daniel D.
5.00
Feb 17, 2025
Ruby & Rails project audit and roadmapping Was good working together

BC

Ben C.
5.00
Nov 9, 2024
Strip old theme/css/js from jumpstartrails and integrate a different theme (both are rails based) Prompt and, excellent work with a knowledgeable team. Will definitely work with again!

DW

Dan W.
5.00
Jul 28, 2020
Ruby developers needed: Provide feedback on a new tool for Ruby developers Great job! Thank you!

MZ

Michael Z.
5.00
Apr 16, 2018
Experienced Vue.JS, Canvas fit, Symfony2 Developer for large ongoing project (you got to be located in Europe) All good, thanks mate

MW

Mathias W.
5.00
Oct 19, 2016
Ember one-page-app developer Really good quality code and very focused on delivering quickly. Great to work with a kind person who seeks to truly understand the problem before solving it.

I will for sure get Slobodzyan for my next Javascript project.
Roman S.Status: Offline

About Roman

Roman S.Status: Offline
Node.js Full-Stack Developer Full-Stack Web Development Ruby React
100% Job Success
5.0  (5 reviews)
Khmelnitsky, Ukraine - 5:16 am local time
⚡ 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 · 𝟭𝟬𝟬% 𝗝𝗦𝗦 · 𝟴+ 𝘆𝗿𝘀 · 𝟭𝟱 𝗰𝗼𝘂𝗻𝘁𝗿𝗶𝗲𝘀 ·🛡️𝗟𝗶𝗳𝗲𝘁𝗶𝗺𝗲 𝗰𝗼𝗱𝗲 𝘄𝗮𝗿𝗿𝗮𝗻𝘁𝘆.

Clients come to me when the product outgrows its first developer -payment flows that break under load, multi-role systems nobody scoped properly, third-party integrations and data-heavy architectures built to last, not just to ship.

𝗖𝗹𝗶𝗰𝗸 𝗛𝗶𝗿𝗲 𝗼𝗿 𝗜𝗻𝘃𝗶𝘁𝗲 to work with a Node.js Full-Stack Developer who owns the architecture, not just the tickets.

I'm a Node.js Full-Stack Developer and Ruby on Rails Developer with deep experience across SaaS, FinTech, EdTech, LegalTech, and EHR platforms.

🎯 𝗪𝗛𝗔𝗧 𝗬𝗢𝗨 𝗚𝗘𝗧

✔️ As a Node.js Full-Stack Developer - full ownership from architecture to deployment. React, Node.js, TypeScript, PostgreSQL, Redis, REST API, Docker, AWS. Clean, documented code.

✔️ As a Full-Stack Web Development specialist - end-to-end SaaS platforms, payment integrations (Stripe, Xero), multi-role admin panels, Elasticsearch reporting. 40-60% faster delivery than split-role teams.

✔️ As a Ruby on Rails Developer - Rails 4-7.1 codebases, monolith upgrades, RSpec-covered backends, Sidekiq async. 8+ years, 15+ production systems shipped.

✔️ As a Full Stack Node.js and Ruby React engineer - Next.js, React, TypeScript paired with Node.js or Rails. Full-Stack Web Development · Ruby React delivery across FinTech, EdTech, B2B SaaS.

🔥 𝗦𝗢𝗠𝗘 𝗣𝗥𝗢𝗝𝗘𝗖𝗧𝗦

✔️ Greek Capital (USA) - accounting + CRM SaaS, Elasticsearch reporting, automated workflows. Ruby on Rails Developer · Full-Stack Web Development. Ongoing since 2017 ($100-250k).
✔️ Roi (Norway) - personal finance PWA: Stripe, asset tracking, investment calculator. Full Stack Node.js · Ruby React · TypeScript.
✔️ MilkMind (France) - high-load EdTech marketplace, AI integration, video, Stripe. Node.js Full-Stack Developer · Ruby React · Next.js.
✔️ Sket (Belgium) - LegalTech SaaS: contract automation, blockchain. Ruby on Rails Developer · Full Stack Node.js · RSpec.
✔️ H&P Builder (USA) - EHR with recommendation algorithm, multi-level admin. Full-Stack Web Development · Node.js Full-Stack Developer.

🚀 𝗪𝗛𝗘𝗥𝗘 𝗜 𝗗𝗘𝗟𝗜𝗩𝗘𝗥

✔️ FinTech & financial SaaS - as a Node.js Full-Stack Developer and Ruby on Rails Developer: payment integrations, credit management, accounting platforms. US, UK, Nordics. 8+ years, zero payment flow failures.

✔️ EdTech & marketplaces - Full-Stack Web Development and Ruby React: high-load architecture, AI integration, video delivery, subscription logic. 30-50% better scalability.

✔️ LegalTech & compliance - Full Stack Node.js and Ruby React: blockchain, document automation, audit-trail data flows for EU-market compliance SaaS.

✔️ HealthTech & EHR - Node.js Full-Stack Developer and Full Stack Node.js: secure document generation, recommendation logic, HIPAA-aware.

✔️ B2B SaaS - Ruby on Rails Developer, Node.js Full-Stack Developer, and Full-Stack Web Development: permission layers, file management, long-term codebase ownership.

🏆 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗬 𝗩𝗘𝗥𝗧𝗜𝗖𝗔𝗟𝗦

✔️ FinTech - Node.js Full-Stack Developer and Ruby on Rails Developer: Stripe, Xero, credit SaaS. Zero payment errors across 8 years.
✔️ EdTech - Full-Stack Web Development and Full Stack Node.js: AI-powered, high-load marketplace platforms.
✔️ LegalTech - Ruby on Rails Developer and Ruby React full-stack: smart contracts, document automation.
✔️ HealthTech - Full Stack Node.js and Full-Stack Web Development: EHR, secure data, recommendation logic.
✔️ B2B SaaS - Node.js Full-Stack Developer: Ruby React architecture, Full-Stack Web Development ownership.

⚒️ 𝗛𝗢𝗪 𝗜 𝗕𝗨𝗜𝗟𝗗

✔️ Core stack as a Node.js Full-Stack Developer and Ruby on Rails Developer: Node.js, ExpressJS, Ruby on Rails (4-7.1), JavaScript, TypeScript, React, Next.js, Vue.js, PostgreSQL, Redis, Docker, AWS, REST API, RSpec.
✔️ Frontend for Full-Stack Web Development: React, TypeScript, HTML, HTML5, CSS, CSS 3, Bootstrap, Tailwind CSS, jQuery, Web Design, Mobile App Development.
✔️ Backend for Full Stack Node.js builds: ExpressJS, MongoDB, MySQL, SQL, PHP, Laravel, CodeIgniter, Python, API Integration, API, Database Architecture, Software Architecture & Design.
✔️ Ecosystem: React Native, Angular, WordPress, WooCommerce, Shopify, iOS Development, Android App Development, Git, Software Development, Software Debugging, Product Development, Search Engine Optimization.
✔️ Creative & extended: Graphic Design, Adobe Photoshop, Adobe Illustrator, Web Application, Software Design, Desktop Application, Data Entry.

🔹 Node.js Full-Stack Developer · Full-Stack Web Development · Ruby React · Full Stack Node.js - lifetime warranty on every line of code, no questions asked.
🔹 Ruby on Rails Developer · UTC+2 · async-friendly · same-day responses during EU/US hours.

Building a SaaS, FinTech, or Full-Stack Web Development product? 👉 Message me.

Steps for completing your project

After purchasing the project, send requirements so Roman can start the project.

Delivery time starts when Roman receives requirements from you.

Roman works on your project following the steps below.

Revisions may occur after the delivery date.

Let's talk in Upwork Chat before ordering.

Every Client has unique requirements - let's talk in Upwork Chat before ordering.

Review the work, release payment, and leave feedback to Roman.