RN | Web Dev

Full-stack web development, AI integrations, and seamless digital experiences

AI & Automation

Smart APIs, bots, and workflow automation to boost business efficiency

Modern Web

Creative, secure, and scalable web applications built with cutting-edge technologies

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Core Skills & Expertise

Performance
🔒 Security
🌐 Tech Stack
📊 UX & Analytics
🔧 Integrations
🤖 AI

High-Speed Performance

Every website and application I build is optimized for speed, SEO, and user experience. Clean, lightweight code ensures lightning-fast loading and seamless performance across devices.

  • Core Web Vitals 90+ optimization
  • Lighthouse performance tuning
  • Lazy loading & code splitting
  • Server-side rendering and caching

Robust Security

I implement multi-layered protection against XSS, SQL Injection, and CSRF attacks. Data is secured through encryption, SSL, and modern authentication methods.

  • Secure authentication and tokenization
  • Client & server-side validation
  • Regular dependency updates
  • HTTPS configuration and CSP policies

Modern Tech Stack

I work with the latest frameworks and technologies for both front-end and back-end development — selecting the right tools for each unique project.

  • All frameworks
  • All CMS
  • All databases
  • All hosting providers
  • All API

UX Design & Analytics

I focus on usability and data-driven decisions. I integrate analytics and track user behavior to continuously improve performance and conversion rates.

  • UI/UX design and prototyping
  • Google Analytics 4 / Yandex Metrica
  • A/B testing and behavior tracking
  • Conversion rate optimization

API Integrations & Automation

I build seamless integrations with APIs, CRMs, payment systems, and third-party services — automating business processes for efficiency and growth.

  • Payment gateways (Monobank, Stripe, Redsys...)
  • Telegram bots and notifications
  • Google / Webflow / custom APIs
  • CRM and email marketing integration

AI & Automation

I develop intelligent web automations powered by AI — connecting APIs, CRMs, and payment systems into one smooth digital workflow. My goal is to eliminate repetitive tasks and boost business performance with scalable automation.

  • Integration with online chats
  • Smart Telegram bots, real-time alerts and notifications
  • Connection to Google, Webflow, and third-party APIs
  • CRM, AI-powered workflow automation

About Rhesus Negative

Building the Web with Precision and Purpose

I'm RhesusNegative (RN) — a full-stack web developer passionate about crafting fast, secure, and scalable digital experiences. My mission is to combine technical excellence with meaningful design, turning ideas into functional products that truly work.

Over the years, I've worked with a wide range of frameworks and CMS platforms — from Laravel and Django to WordPress and Shopify — delivering projects that are both visually refined and technically sound. Every line of code I write is focused on performance, maintainability, and user experience.

I believe that great development isn’t just about technology — it’s about understanding people, business goals, and the story behind every product. My work bridges creativity and engineering to build solutions that stand out and perform flawlessly.

Driven by Innovation, Grounded in Experience

My approach blends modern technologies with clear structure and thoughtful detail. Whether it’s a custom API, an e-commerce platform, or a web application, I focus on building solutions that are stable, fast, and future-ready.

Beyond coding, I continuously explore new tools and methods — from AI-driven analytics to automated deployment pipelines — to push projects further and stay ahead of the curve.

Every project is an opportunity to create something lasting. For me, development isn’t just a profession — it’s an ongoing process of learning, refining, and innovating.

Get In Touch

Connect With Us

Email

info@rhesus-negative.com

Phone

+38 (093) 241-17-60