Pavlo B.
Private message 
Offer work 
Kyiv,
Ukraine
available for hire
Rating
Language proficiency level
Українська: fluent
English: upper-intermediate
CV
Senior Full-Stack Engineer with 8+ years of experience building scalable web platforms, blockchain solutions, and AI-powered applications. I help startups and businesses design, develop, and launch reliable products from concept to production.
My expertise includes:
• Web Development (Node.js, TypeScript, React, Next.js, NestJS, PostgreSQL, Redis, REST, GraphQL)
• Blockchain Development (Solidity, Ethereum, EVM chains, Smart Contracts, DeFi, DEX, Tokenization, Web3 Integrations, Security Reviews)
• AI Solutions (LLM Integration, RAG Systems, AI Agents, OpenAI, Ollama, LangChain, Knowledge Bases, Automation)
• Cloud & DevOps (Docker, Kubernetes, AWS, CI/CD, Monitoring, Infrastructure Design)
• Solution Architecture & Technical Leadership
Services:
✔ MVP Development
✔ SaaS Platforms
✔ AI Chatbots & Assistants
✔ RAG & Knowledge Management Systems
✔ Smart Contract Development & Audits
✔ DeFi Protocols & Web3 Applications
✔ API Development & Integrations
✔ System Architecture & Technical Consulting
✔ Performance Optimization & Scaling
I focus on clean architecture, maintainable code, security, and business-oriented solutions that can scale with your growth. Available for both short-term projects and long-term partnerships.
Skills and abilities
Programming
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AI & Machine Learning
from 56 USD for hour
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Bot Development
from 223 USD for project
- Cryptocurrency & Blockchain
- Data Parsing
- Databases & SQL
- Desktop Apps
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Javascript and Typescript
from 24 USD for hour
- Testing & QA
- Web Programming
Design & art
Services
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Payment Systems Integration
from 28 USD for hour
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Website Development
from 1114 USD for project
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Website Maintenance
from 22 USD for hour
Promotion
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Search Engine Optimization (SEO)
from 56 USD for project
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Website SEO Audit
from 89 USD for project
Outsourcing & consulting
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Consulting
from 100 USD for hour
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Project Management
from 1336 USD for project
Portfolio
- All works 5
- Website Development 1
- Web Programming 1
- AI & Machine Learning 1
- Bot Development 1
- Cryptocurrency & Blockchain 1
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Product prototyping
Website Development
Drop demo product to pre-test your MVP idea
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Landing page
Web Programming
I can build a custom landing page from scratch with a unique design and complex elements structure.
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Trading bots
Bot Development
Create trading solution in agent or no-agent environment
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AI content generation
AI & Machine Learning
High-quality content solutions, prompt generation and optimizations.
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DEX development, CEX development
Cryptocurrency & Blockchain
We can build exchange solutions, design brand new features, use latest technology.
Reviews and compliments on completed projects 8 1
20 April 2024
1269 USD
The online cryptogame. 2nd phase
Professional performer. We will continue cooperation.
20 September 2023
1448 USD
The online cryptogame.
The first part of the project is completed. A skilled speaker. I hope the 2nd and 3rd stages will be the same. I recommend it.
10 February 2021
206 USD
DLXT API
быстро профессионально приемлемая стоимость
10 February 2021
38 USD
DLXT задеплоить контракт
быстро выполнен заказ раньше оговоренного срока
29 December 2020
50 USD
Нужно сделать правки по 2 СК
A very good specialist in SMK, He did the work quickly and quality, auditors maximized his work
23 December 2020
559 USD
Intelligent contract on the trone
The work is very well done, the approach of the professional, it was very pleased to collaborate. The smart contract is fulfilled with all wishes. I thank you!
26 May 2020
214 USD
Доработки PHP
Впечатления очень положительные, так как задание выполнено профессионально.
28 November 2019
172 USD
Добавление алгоритма к игре + доработки по сайту
The final and announced results were not received.
| Response review
19 November 2019
3 USD
Check Dockerfile / understand why npm install does not work on Ubuntu
Paul quickly found a mistake and was able not only to correct it, but also to give great advice on improvement! I highly recommend him as a good faithful and decent professional! thank you.
