Dmitriy Mazurek
👨💻 About
- Role: Full-Stack Developer (Web / API / AI Integration / Blockchain)
- Focus: Scalable SaaS, API-first backends, AI-powered solutions, clean architecture
- Delivery: Remote • Worldwide • Digital services only
- Specialization: Modern web development, intelligent automation, decentralized systems
🚀 What I do
Backend & APIs
- Django / FastAPI, REST APIs, authentication, permissions, background jobs
- Microservices architecture, event-driven design
- Real-time data processing and streaming
Frontend
- React + TypeScript, modern UI systems, state management
- Responsive design, i18n-ready interfaces
- Performance optimization and user experience
AI & Machine Learning Integration
- Integration with GPT-4, Claude, and other LLM APIs
- AI-powered automation and intelligent systems
- Natural language processing and content generation
- Machine learning model deployment and optimization
Blockchain & Cryptography
- Smart contract development and integration
- Cryptocurrency payment systems
- Cryptographic protocols and secure data handling
- Web3 application development
- Digital signature implementation
Data & Infrastructure
- PostgreSQL, query optimization, caching patterns (Redis)
- Docker containerization, Nginx configuration
- Linux servers, CI/CD pipelines, monitoring systems
Integrations
- Payment gateways, messaging platforms, webhooks
- Third-party API integrations (marketplaces, analytics, etc.)
- AI service APIs, blockchain networks
💼 Current work (ongoing)
- 🤖 Building AI-powered services with LLM integration for intelligent automation
- 🔐 Implementing cryptographic solutions for secure data transmission
- 🏗️ Developing API-first microservices with clean boundaries and scalable architecture
- 🔄 Creating blockchain integrations for decentralized applications
- 🚀 Improving deployment workflow: repeatable builds, environment configs, safer releases
- ⚙️ Working on automation & background processing (queues, scheduled tasks, notifications)
🛠️ Tech stack
Frontend
- React, TypeScript, JavaScript
- TailwindCSS, Material-UI
- State Management (Redux, Zustand)
- Modern UI/UX patterns
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Backend
- Python, Django, FastAPI
- PostgreSQL, Redis
- RESTful APIs, GraphQL
- Authentication & Security
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AI & Blockchain
- OpenAI API, Claude API
- LangChain, Vector DBs
- Solidity, Web3.js
- Cryptographic libraries
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DevOps
- Docker, Docker Compose
- Nginx, Linux (Ubuntu)
- Git, GitHub Actions
- Monitoring & Logging
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Integrations
- Payment systems
- Marketplace APIs (WB, Ozon)
- Messaging platforms
- Analytics services
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Security
- JWT, OAuth2
- Encryption algorithms
- Secure key management
- HTTPS/TLS configuration
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📊 GitHub activity
📫 Contact
🚀 Building scalable software with clean architecture, AI integration, and reliable deployments.
💡 Open to interesting projects involving AI, blockchain, and modern web technologies
🌟 Let's build something amazing together!
