Hire the best Blockchain Developers in Kharkiv, UA

Check out Blockchain Developers in Kharkiv, UA with the skills you need for your next job.

Clients rate Blockchain developers
Rating is 4.6 out of 5.
4.6/5
based on 172 client reviews
Mark V.
$80/hr
  • Trophy Icon Blockchain
  • Node.js
  • NFT
  • .NET Core
  • Crypto Exchange Platform
  • Cryptocurrency
  • Web3
  • Blockchain Platform
  • Blockchain Development
  • Blockchain, NFT & Cryptocurrency
  • Ethereum
  • C#
  • React
  • Smart Contract Development
  • Uniswap

🙌 Hello and welcome to my profile 👨‍💻 Co-Founder and CTO at RedDuck: Blockchain Development Company With many years of extensive experience in Blockchain and Smart Contract Developer - Ethereum, Solana, Tezos, also experience with EVM and custom Blockchains, .NET developer with knowledge in F# and C#, Haskell, JavaScript, TypeScript. I look forward to creating and implementing outstanding solutions for your projects. 🛠 Tech Stack: Languages: Solidity, Rust, Go, TypeScript, F#, C#, Python Frameworks: Anchor, Waffle, Mocha, Ethers.js, Web3.js Tooling: GitHub Projects or JIRA, GitHub Repositories, Slack, Google. Deployment: Azure /...

Anton K.
$25/hr
  • Trophy Icon Blockchain
  • Blockchain Architecture
  • Solidity
  • JavaScript
  • C++
  • Smart Contract
  • Blockchain Development
  • Ethereum

I'm a full stack Blockchain developer with more than a year experience of writing smart contracts and building decentralized applications. Given the new trends and the ever-evolving industry, I always learn something new and stay up to date with the latest information. That's why I guarantee that I will provide you with the most efficient solution. My skills: - Excellent understanding of blockchain technology - Proficiency in at least one high-level programming language; - Solid grasp of cryptography and security principles; - Experience with distributed systems and peer-to-peer networking; - Knowledge of smart contracts; - Familiarity...

Dmitriy P.
$40/hr
  • Trophy Icon Blockchain
  • Node.js
  • AngularJS
  • JavaScript
  • jQuery
  • MongoDB
  • React
  • TypeScript
  • Angular
  • Bootstrap

Skills Front-end development: -HTML 5, CSS 3, Jade, JavaScript (ES 5/6), Moment, Lodash, CoffeeScript -React, React Native, Redux -AngularJS 1.x, Angular 2+, AngualrUI, JQuery, Angular Material -Bootstrap 3, TypeScript, PureCSS, SASS, LESS -Build tools: grunt, gulp, bower, webpack, babel, eslint, yarn -Testing: protractor, karma, jasmine NodeJS development: -assisting libraries: express, async, soap, log4js -connectivity: mysql, mongodb, redis, stomp-client, socket-io -testing, building: should, mocha, grunt -npm/yarn, bower -promises, async/await, WASM, Generators Datastores: MySQL, MongoDB, Redis, SQLite, Oracle PL/SQL Other: -cloud...

Sergey G.
$35/hr
  • Trophy Icon Blockchain
  • Golang
  • Docker
  • Solidity
  • Blockchain Development
  • Ethereum
  • DApps
  • Smart Contract
  • Blockchain Architecture
  • Kubernetes

I'm experienced software engineer from Ukraine. My expertise include: - development of platforms based on blockchain technologies (nft marketplaces, dapps, bridges, cryptocurrency payment integration, custodian wallets etc.) - development of scale systems - development of web apps Tech stack: - Golang, C++, Python, Solidity (ERC20, NFT (ERC721, ERC1155)) - Postgresql, Mysql - EVM based blockchains, stellar

Max G.
$45/hr
  • Trophy Icon Blockchain
  • Project Management
  • Cartoon Character
  • Drawing
  • Illustration
  • 3D Animation
  • Character Animation
  • 2D Animation
  • 3D Modeling
  • Marketing Strategy

Hello, my name is Max Gogh. I'm professional NFT Projects Creator and Digital Art maker with Master’s degree of 2D/3D Art and CG. I have been creating and releasing NFT projects since 2018. ✅ Result: participated in 20+ NFT projects (Metaverse, Static, Dynamic) with a total sales volume of more than 1800 Еth. I have been creating 2D/3D Art, CG and Graphic Design since 2007. ✅ Result: participated in 150+ Design, CG, 2D/3D static and animated Art projects. I am the leader of my own team for the creation of NFT projects, which brings together the best specialists in each of the required areas. We can offer our clients an absolutely full range...

Khrystyna V.
$35/hr
  • Trophy Icon Blockchain
  • TypeScript
  • React Native
  • ExpressJS
  • Solidity
  • Rust
  • Mobile App Development
  • NestJS
  • AWS Amplify
  • Ethereum Network
  • JavaScript
  • React
  • Docker

My strongest powers are my tech stack and comprehensive experience. I’ve already done tens of development projects, and I'm not going to stop. Check some of my professionalism guarantees: • 9000+ hours worked on Upwork • 54+ successfully executed projects • Excellent troubleshooting skills • Exceptional Top Rated Plus engineer + • 48 satisfied customers

Anton K.
$70/hr
  • Trophy Icon Blockchain
  • Symfony
  • Solution Architecture
  • PHP
  • REST
  • Database Architecture
  • Node.js
  • PostgreSQL
  • WebRTC
  • Elasticsearch

Greetings, UpWorkers! My name's Anton and I'm a seasoned back-end developer with a solid background in the Web-based complex development and solution architecture. Leading and mentoring a crew of talented developers I can assist you both as an individual specialist and offering comprehensive team coverage. High coding standards and reusable code are a default, as well as unit testings and git for all of my projects. Among my primary skills are: 7 + years of experience in PHP back-end development Knowledge and experience with front-end technologies; Deep knowledge of modern PHP custom frameworks and tools; High programming standards...

Volodymyr M.
$60/hr
  • Trophy Icon Blockchain
  • Angular
  • Laravel
  • White Paper
  • Business Plan
  • Solidity
  • Python
  • Fundraising
  • Marketing Strategy
  • Branding & Marketing
  • B2B Marketing
  • Product Design

Participated as blockchain expert and world-class adviser in numerous ICO, CEO of the Illuminates team which took care of blockchain solutions integration, project realization assuring launch and successful completion. Illuminates specializing in services and solutions for blockchain startups, accompanying a whole lifespan of a project, investor relations, fundraising and market making services. As a seasoned entrepreneur and fin-tech expert, I perfectly understands investors' expectations, startup's pain points, and how to build profitable relationships between them. Providing comprehensive in-depth startup assessment I ensures project...

Sean K.
$50/hr
  • Trophy Icon Blockchain
  • Media Relations
  • Digital Marketing
  • ICO Marketing
  • Consultant
  • Crowdfunding
  • Startup Consulting
  • Influencer Marketing
  • Cryptocurrency
  • Forum Posting
  • Email Marketing
  • Instagram

NFT marketing expert As you are here, I suppose you need a well-experienced, responsible and reliable person. My congrats! You don’t need to look any further. The online presence for your product or brand is significant so I focus on user engagement to represent your business to new prospects and potential customers. How can I help you: ✅ NFT marketing strategy (Project concept and social media plan, Competitor analysis, Mint strategy, Funnel building, Recommendations); ✅ Content creation; ✅ Detailed Marketing Audits and Strategy Blueprints; ✅ PR (influencers, Key Opinion Leaders, mass media); ✅ Analysis and Research (Target Audience,...

Ihor S.
$35/hr
  • Trophy Icon Blockchain
  • TypeScript
  • React
  • Node.js
  • MongoDB
  • JavaScript
  • NestJS
  • Next.js
  • Redux
  • Ethereum

Hello, Upwork! My name is Ihor and I’m a developer with experience in building web applications for small and medium-sized projects. I’m experienced in React and NodeJS (both TypeScript). My main specialization is web3 integrations, connections with blockchains & wallets. I am a part of Chainza company that works with clients from all over the world. I am open for collaboration and excited to help you with your project.

Nino L.
$50/hr
  • Trophy Icon Blockchain
  • Blockchain Architecture
  • C++
  • Computer Science
  • Cryptography
  • Mathematics
  • Mathematics Tutoring
  • Python

BRIEF I'm a cryptocurrency enthusiast, passionate of modern DESCRIPTION blockchains and Web 3.0 ideas, experienced in smart contract development in Rust. WORK 2021 Velas , Scientific Department. Working with cryptography, elliptic curves, zero-knowledge proofs, blockchain technology, especially details of the Solana blockchain. 2021 - 2022...

Egor G.
$35/hr
  • Trophy Icon Blockchain
  • Babylon.js
  • Blockchain Development
  • JavaScript
  • Java
  • Python
  • Data Science
  • SQL
  • Game Development
  • WebGL
  • three.js
  • React
  • Data Analysis
  • Node.js

I'm a developer with great experience in JS, WebGL, Three.js, Babylon.js, Web visualization and Blockchain development. Technology I work with: - WebGL & 3D * 3D visualization and engaging 3D animation using WebGL/Three.js/Babylon.js. * 3d product configurator in eCommerce shop, interactive 3d simulator for education, medical, etc. * Fantastic and unreal animation using Fragment Shader and shader integration to the web environment. - Frontend skills * Frontend frameworks: React.js/React Native, Angular/Ionic, Vue.js * Data visualization and Graphic : D3.js, Pixi.js, P5.js, Chart.js, Highcharts, Canvas, SVG - Backend skills * Backend...

Mike M.
$50/hr
  • Trophy Icon Blockchain
  • Cloud Architecture
  • .NET Core
  • Management Skills
  • Amazon
  • Web Server
  • Product Development
  • Docker
  • Kubernetes
  • Infrastructure as Code
  • Software Design
  • Ethereum Network

- 15 years of working experience in software development. - Leading a development department for 35+ people - Experience technical leading all stages of product development. - More than 3 years in fin-tech, building modern banking backend and fin-tech aggregators from the scratch with PCI-DSS and PSD2. - 10 years in the USA healthcare domain with HIPPA and FIPS 140-2 compliance. Press More to see what tech I'm experienced in. Major experience is in .NET Core, AWS Programming languages: C#, Go, JS, Python, Bash .NET stack: .NET Core, Framework 2.0-4.6, ASP.NET WebAPI Infrastructure: Docker, Kubernetes, Terraform, AWS, Azure, Hashicorp Vault...

Daniel Y.
$75/hr
  • Trophy Icon Blockchain
  • Docker
  • Google Cloud Platform
  • Amazon Web Services
  • GitLab
  • Kubernetes
  • Machine Learning
  • Python
  • Artificial Intelligence
  • CI/CD
  • Solution Architecture
  • Deployment Automation
  • DevOps

Chief Technology Officer and Co-Founder at Dysnix, a company that carries out complex Kubernetes-based projects in Cloud Computing and Migration to the Cloud, Artificial Intelligence, and Data Science. Cloud Infrastructure Architect with over 10 years of experience in Cloud Engineering. Focused on designing, building, and maintaining cost-effective Kubernetes-based solutions that enable the business to scale easily and efficiently. My primary goal is to deliver optimal and cost-efficient results for clients while balancing business tasks against technologies. I’ve got great expertise in the design and deployment of Kubernetes-based...

Alex I.
$40/hr
  • Trophy Icon Blockchain
  • 2D Animation
  • Adobe Photoshop
  • Adobe After Effects
  • Video Editing
  • Motion Graphics
  • Animation
  • 3D Animation
  • Whiteboard Animation
  • Autodesk 3D Studio Max

2D & 3D Videos | 3D Modeling | Video-editing | Content for VR/AR | Game art Head of the creative team that provides the following services: ✨ Concept development & Scripwriting; ✨ 2D & 3D animation; ✨ Motion graphics; ✨ 3D modeling; ✨ Video-editing & Post-production; ✨ Content for VR / AR; ✨ Graphic Design; ✨ Game & Concept Art; ✨ Sound & Music Design; ✨ Narration (any language/accent/gender). WOW IDEAS. WOW RESULT. ✏️ Drop me a line and let's get the ball rolling!

Serhii Z.
$45/hr
  • Trophy Icon Blockchain
  • DevOps
  • Microservice
  • Docker
  • Amazon Web Services
  • Google Cloud Platform
  • Kubernetes
  • Continuous Integration
  • GitLab
  • Jenkins

I'm a DevOps engineer and Linux administrator with more than 10+ years of experience in the IT-sphere. I'm skilled in providing individual architectural high-available solutions for high-load systems and well known in containers' orchestration technology. Now I'm focused on Blockchain technology. Stack of technologies: - Cloud services: Google Cloud Platform, Amazon Web Services (AWS) - CI/CD: Jenkins, Gitlab CI - Containers: Docker, Private Docker Hub, Kubernetes, LXD - Blockchain technologies: bitcoind/btcd, ethereum/geth, RPC, Smart Contracts - Load balancers: HAProxy, Nginx - Virtualization: RHEV, Ovirt, Proxmox, Vmmanager -...

Alex B.
$40/hr
  • Trophy Icon Blockchain
  • 2D Animation
  • Adobe After Effects
  • Motion Graphics
  • VFX Animation
  • Video Editing
  • Character Design
  • Infographic
  • Adobe Premiere Pro
  • 3D Animation

My mission is to take ideas and turn them in an appealing visual reality. More than 1️⃣ 0️⃣ years of experience in motion graphics. I do: ✔️ Cartoonish, Infographic, Whiteboard, Motion Graphic videos ✔️ Fascinating Game Art ✔️ 3D Modelling and Animation ✔️ Storyboarding ✔️ Scriptwriting ✔️ Voiceover I work in: 🔸Adobe Illustrator 🔸Adobe After Effects 🔸Adobe Photoshop 🔸Adobe Muse 🔸Spine (DragonBones) I know how to explain things in an engaging, professional, and understandable way. SO WHAT ABOUT YOUR PERFECT DESIGN DECISION?😉

Oleksandr D.
$60/hr
  • Trophy Icon Blockchain
  • Python
  • Big Data
  • Machine Learning
  • TensorFlow
  • Computer Vision
  • Kubernetes
  • Apache Kafka
  • Google APIs
  • Artificial Intelligence
  • Databases
  • GIS
  • Cloud Architecture
  • Smart Contract
  • AWS Lambda

An IT architect with 15 years of experience in enterprise software development, big data and data science projects. I lead a small team of data scientists and software engineers who can deliver ready to use solutions using innovative technologies. Buzzwords: ML (xgBoost, SL), NLP (Google Bert), Python (Django), High Load (10K simultaneous connections, 100K req/sec), NoSQL (Hadoop, Spark, Cassandra, MongoDB), Virtualization (KVM, ESXi, Xen opensource, custom qemu drivers), Blockchain (smart contracts, Ethereum, Solidity),

Artur B.
$50/hr
  • Trophy Icon Blockchain
  • NFT
  • Virtual Assistant
  • Product Strategy
  • UX & UI
  • Marketing Strategy
  • Metaverse
  • Project Management
  • Product Management
  • Web3

I am engaged in the development and study of blockchain and AI technologies. I specialize in marketing strategies, project management, and web3 technologies. My main expertise is: Business Analytics, Marketing Strategy, Product Management, Blockchain consulting. I quickly analyze information and make swift decisions, also able to learn new skills in the short term. What can you expect? - Thoughtful and unique approach - Strong communication: I can be easily reached at any time - Quick turnaround My Skills: CMO - creating a marketing strategy - branding and marketing coordination - organization of a content plan for the website and...

Philipp Z.
$30/hr
  • Trophy Icon Blockchain
  • Copywriting
  • Editor
  • Translation
  • Article Rewriting
  • Search Engine Optimization
  • Technical Report
  • SEO Keyword Research
  • German to English Translation
  • Cryptocurrency
  • Website Copywriting
  • Email Copywriting
  • Sales Copywriting

On an ongoing basis, I promote the Techno projects and online stores. Also, there is an experience in promoting Internet resources in the field of IT-Development. I got a team of copywriters on my side if needed. I have 4+ years of copywriting, editing and SEO experience.

Anton Z.
$50/hr
  • Trophy Icon Blockchain
  • Project Management
  • Business Development
  • Sales & Marketing
  • Business Analysis
  • Cryptocurrency
  • Blockchain Development

Business Developer and Analyst with proven FinTech backgrounds. Will help you with suggestions on Project Roadmap, conducting the Discovery Phase (SRS, diagrams, architecture, etc), forming or expanding the Development, Sales, and Marketing teams. I have 4 years of experience in IT Sales, Management and Marketing. I used to hold the CEO position at Blockchain Development Company "RedDuck Software. Feel free to contact me, I will support you with advice or recommendation, and make sure that our cooperation is going smoothly from the very start.

Viktor D.
$20/hr
  • Trophy Icon Blockchain
  • Research & Development
  • JavaScript
  • Truffle
  • Blockchain Architecture
  • Blockchain Development
  • Ethereum
  • Smart Contract
  • Binance Coin
  • Solidity

Erc20/721 tokens, nft marketplace, dexe, chains, vaults, compound, random on blockchain, games on blockchain, integration with router or other, contract optimization, openzeppelin, audit, truffle tests.

Dmytro G.
$40/hr
  • Trophy Icon Blockchain
  • Swift
  • Node.js
  • React
  • Ethereum
  • iOS Development
  • Flutter
  • Golang
  • Android App
  • TypeScript
  • Blockchain Architecture
  • Solidity
  • Vue.js
  • NFT
  • Dart
  • ExpressJS

✓ 4+ years of experience in Blockchain Development, building Cryptocurrencies, NFT staking, minting and marketplace Dapps, Defi Dapps, Decentralized Exchange, decentralized donation platform, and much more. ✓Strong knowledge of Solidity is my forte and I keep myself up to date with the latest trends in the Defi, and NFT space. If you have a novel idea that you wanna build from scratch or you wanna fork/clone any existing Web3 project with modifications, I will be glad to work with you. Let's discuss how my expertise can sky rocket your project!

Illia F.
$40/hr
  • Trophy Icon Blockchain
  • Blockchain Architecture
  • MySQL
  • Git
  • Solana
  • Rust
  • Docker
  • PostgreSQL

Hi, I am a Rust developer with 2+ years of commercial experience. Have experience in creating scalable high-performing platforms and understanding their behaviors and bottlenecks. IT SKILLS - Blockchain: Bitcoin, Ethereum, Near, Solana, Solidity, Rust - NFT, web3 - Back-end stack: Java, PostgreSQL, ElasticSearch, Redis, MySQL, MongoDB - AWS: EC2, ElasticCache, SQS, S3, Redshift, RDS, Lambda Libraries/FW: Express, Koa, Java(Spring) - Proxy server: Nginx - Task runner: Grunt, Bower Module bundler: Webpack, Gulp - 3rd party integrations: Gigya, Graylog, Splunk CDN: Fastly I understand how important is to create products that can be easily...

Brovarchuk V.
$45/hr
  • Trophy Icon Blockchain
  • HTML
  • DApps
  • Smart Contract
  • Node.js
  • React
  • PHP
  • CSS
  • Next.js
  • Vue.js
  • JavaScript

Hi! My name is Brovarchk. I am a multidisciplinary illustrator from the Turkey who loves creating art that brings a smile to your face. I'm ready to start now.

Dmytro O.
$20/hr
  • Trophy Icon Blockchain
  • Customer Service
  • Researcher
  • Marketing Data Analytics
  • Strategic Plan
  • Google Analytics
  • Zoho CRM
  • HubSpot
  • Big Data
  • Lead Generation
  • Web Scraper
  • Data Scraping
  • Cryptocurrency
  • Company Research
  • Python

I am a Data Research/Lead Generation expert who knows the value of time, very hardworking, and always delivers the work on time. I have experience in working and setting up various CRM systems (HubSpot, Zoho). If you need to customize or create a Workflow or Blueprint, I can help you. I also have quite a lot of experience in lead generation and finding the most relevant information on Leads. In my work, I use the experience of working with Big Data. Based on the data obtained, it is possible to create an analytical presentation. I am the Right person for you.

Valentina T.
$30/hr
  • Trophy Icon Blockchain
  • Branding
  • Researcher
  • Executive Assistant
  • Cryptocurrency
  • Bitcoin
  • Project Plans
  • Market Analysis
  • Data Entry
  • Project Management
  • Virtual Assistant
  • Administrative Support

Do you want to get WOW results? Do you need a reliable person? Be sure - you find one. I'm a professional marketing and project manager with more than 5 years of experience. Cryptocurrency and NFT are my big passion. I read everything related to these areas. My last projects were done for companies from Australia, Switzerland, and the USA. ▷Market research ▷Strategic planning abilities ▷Knowledge of UX / UI design development approaches ▷Estimating the cost of project development for the client ▷Create high-level project requirements ▷Customer interaction models. Creation of a commercial proposal ▷Creation of Wireframe and interactive...

$NaN/hr

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