The Best Blockchain Developers For Hire In Serbia

Check out Blockchain Developers in Serbia with the skills you need for your next job.

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$40 hourly
- 5.0/5
- (13 jobs)
Senior full-stack developer who specializes in the blockchain industry with years of experience in DApp, DeFi, and MEV/Sandwich bot development. Joined the blockchain and crypto industry from the early ear and became quite interested in its development, accomplished several projects like lending, swap, yield farming, arbitrage bot, DAO, and NFT in past years using a smart contract, solidity, and web3 skills. Experienced not only in blockchain development but also in frontend/backend, discord/telegram bots, desktop application, and DevOps developments. I am finding my happiness in project success, goal achievement, and client satisfaction. Always happy to learn new skills and technology, solve problems, and work with team members for our goals. Thank you for visiting my profile.

Blockchain
Desktop Application
Golang
Python
Discord Bot Development
Bot Development
Web Development
React
DApp Development
Smart Contract
web3.js
Node.js
JavaScript
Ethereum
Solidity
$30 hourly
- 5.0/5
- (20 jobs)
Do you need a reliable and skilled copywriter? You've found the right profile! Hello, my name is Tamara, and I am a freelance copywriter with a Masters's in Law and a certificate in Digital Marketing. With years of expertise working with numerous clients and writing on a variety of subjects, you can expect: - Excellent attention to detail and research abilities - Responsiveness and open communication - Consistently meeting deadlines - Expertise with SEO and keywords I've worked in direct sales and know how to integrate that knowledge into a digital copy that will boost visibility and turnaround. Feel free to contact me!

Blockchain
Copywriting
English
Writing
Article Curation
Website Content
Blog Writing
Pillar Page
SaaS
Fact-Checking
SEO Writing
Cryptocurrency
Content Writing
SEO Keyword Research
Search Engine Optimization
$10 hourly
- 4.9/5
- (172 jobs)
I have experience in various crypto projects where I was a support as a virtual assistant, it was mostly about some Data entry/Data mining (research work). Also, I was a moderator in Crypto Communities on Discord and Telegram, providing great support to the community, with more than 3 years of experience mainly in NFTs and ICO Projects. My services and skills include: 💫 Very good knowledge of crypto terminology and his whole system 🔎 Web Research/Data collection/mining about /Cryptocurrencies/Blockchain companies/NFTs ✍️ Excel Expert, Reorganizing Excel tables, input from various databases to Excel table 📑 I am very accurate, precise and I also have great attention to detail 📊 Fundamental analysis of various Cryptocurrencies 💱 Experience in technical analysis for trading ☑️ Discord Server Full Setup Channels + adding special bots (for Verification, Stats Level, Invites by each user, Activity, NFT sales, Twitter Integration, etc) ☑️ Moderation of Discord Server (Replying to the question with a good response rate) ✅ Activity 12 hours a day ✅ I'm a fluent English speaker with satisfactory grammar With big Cryptocurrencies experience, I think that I can help any project to grow and be successfully realized in the end. 🌟Before we start I'd love to learn more about your project and see if we could fit with each other - especially with the new communities dealing with NFT and ICO. So in the end, don't waste your time just contact me :)

Blockchain
Online Chat Support
NFT Collection Generation
Research & Strategy
Community Moderation
Cryptocurrency
Discord Bot Development
Discord
Initial Coin Offering
Data Analysis
Microsoft Excel
Data Scraping
Data Entry
Data Mining
$50 hourly
- 5.0/5
- (12 jobs)
Hi, I'm a Senior Software Engineer, a Blockchain Engineer, and a cryptography expert and researcher. I have comprehensive experience not only in blockchain technologies but also in mainstream software development, including Node.js, Express.js, and MongoDB. I would like to help you with your blockchain project, leveraging some of my specialized expertise as listed below. I was the inventor of many innovative techniques, such as autovesting, autoburn, and many other proven ones (you can connect with me to answer any of your questions). Smart Contracts development using Solidity Subgraph indexing using the graph Tokenomics Vesting Web3 integration Unit testing and testing using testnets such as Ropsten and Goerli networks. In-depth knowledge of ERC20 & ERC721 Smart Contracts Deployment to main net using Infura. NFT contract Token/ coin Contract Defi EXchange BEP1155 Hardhat NFT minting Opensea minting Auditing Frameworks & Tools I use: React for UI Node.js Express.js MongoDB Ether JS Hardhat MetaMask Wallet Integration Dapp Defi BSC The graph AWS I use the latest testing techniques, and I can even perform a mainnet fork to test code behavior and interactions with the existing mainnet environment. Let's connect if you are looking for these services, or if you have any questions, or would like to discuss further.

Blockchain
Blockchain, NFT & Cryptocurrency
Solidity
Blockchain Development
Blockchain Platform
JavaScript
Grafana
Binance Coin
React
MongoDB
Smart Contract
Node.js
$100 hourly
- 5.0/5
- (1 job)
My name is Denis, I'm 27 years old, and I'm from Belgrade, Serbia. I was going to the systematic corespodation of business positions and I am the complete economy systematisatior and someone who is working in the team of very accomplished people who are dedicated to their work and have a lot of experience through the best optimised career progress that can exist.

Blockchain
Cryptocurrency
NFT Collection Generation
Blockchain Tokenization
SCSS
NFT Marketplace
Blockchain Architecture
React
NFT Minting
web3.js
NodeJS Framework
HTML5
NFT Metadata
$50 hourly
- 4.5/5
- (4 jobs)
♛♛♛ Hello ♛♛♛ Professional Full-stack engineer: 💚 with 8+ years of rich experience in software development of Web & Mobile apps 💚 blockchain pioneer building the future of trust and decentralization 💚 proficient in both Frontend and Backend 💚 successfully implemented client's ideas a lot into reality and solved many business needs 💚 enjoys taking part in meaningful, innovative and complex projects that I can pour my passion into 💹 Accumulated Skills: ✔ Blockchain: - Solidity, Rust - Web3, Ether.js - Metamask, TrustWallet, WalletConnect - Ethereum, BSC, Polygon, Arbitrum, Avalanche, Solana, Bitcoin, Cardano - graphQL ✔ Front-end: - Unity3D, Unreal Engine, three.js, webGL, 8thwall, ar.js, babylon.js - React.js, Redux, Next.js, TypeScript, Vue.js, Angular, - jQuery, Bootstrap, Material UI(MUI), Chakra UI, Ant Design, - Bootstrap Vue, Vuetify, Styled-component, JavaScript, - ES5+, HTML5/CSS3, Sass(SCSS), Tailwind CSS. ✔ Back-end: - Node.js, Express, Nest.js, - Python, Django, Flask, - PHP, Laravel, CodeIgniter, Wordpress, Shopify, Magento ✔ Database: Mysql, MongoDB, PostgreSQL, Sqlite, ✔ Others: Docker, Git, AWS, Google Cloud Platform(GCP), Firebase, Twilio, Paypal, Stripe, ... ❔ Are you expecting for a senior independent developer who is really proficient and have good working experience in the above skills? ❕ You've come to the RIGHT PERSON! Please feel free to contact me anytime. I look forward to working with you. Regards

Blockchain
Solidity
Next.js
Django
Laravel
Web & Mobile Design Consultation
Vue.js
Node.js
PHP
React
React Native
Kotlin
Mobile App Development
Android
Flutter
$50 hourly
- 5.0/5
- (1 job)
Hello! I’m a Senior Full Stack Engineer specializing in frontend and backend development. Experienced with all stages of the development cycle for dynamic web and mobile projects. Well-versed in numerous programming languages including JavaScript, React.js, Vue.js, SQL, Solidity, Web3 and ReactNative, Java, Swift, Objective C. Strong background in project management and customer relations. Getting involved to build tons of various Web Sites and DApps like DeFi, DEX, DAO, WALLET, NFT mint site and MARKETPLACE as well. Designed, built and launched 5 platforms from the ground up successfully with startups as a founding software engineer. Thanks

Blockchain
Swift
iOS
Android
Web3
Solidity
PHP
Smart Contract
React Native
Python
Node.js
AngularJS
JavaScript
Vue.js
React
$40 hourly
- 5.0/5
- (3 jobs)
Resourceful Full Stack Blockchain Developer with 10 years of experience in Software Engineering. Have built various dApps on multiple blockchains - Presale, DEX, DeFi, NFT, Wallet projects. Experienced in Smart Contract Development and blockchain development with Cosmos SDK and CosmWasm. Mastered Solidity, Rust, Golang, JavaScript, TypeScript and Python. Have a great influence on constructing the infrastructure of the project, database structure, object-oriented programing, 3rd party service integration, server configuration and etc. Please contact me.

Blockchain
Ethereum
AI Chatbot
Solidity
NFT
Web3
Smart Contract Development
Node.js
Rust
Vue.js
Next.js
React
ChatGPT
Python
JavaScript
$50 hourly
- 5.0/5
- (3 jobs)
Passionate full-stack developer with 9+ years of hands-on experience in developing web, mobile apps using a wide range of frontend and backend skills like MERN stack, Wordpress, Webflow, React Native, Flutter, and Java. And with 4+ years of blockchain development, I am Mastered Javascript, Golang, Solidity, and Python. Extensive knowledge in smart contracts, web3, consensus algorithms, and data structures. Besides, I have 6+ years of experience of Unity game development. Having strong 3D math and Linear algebra, skills including Multiplayer, FPS, Mobile game building. I also have deep knowledge of automation and web scraping with Python, Selenium, and UI Vision automation framework. Here are my skills: • HTML5, CSS3, Bootstrap5, Jquery, Javascript, Typescript • Web Development stacks (LAMP, MERN) • CMS (Wordpress, Webflow, Shopify, Bubble.io) • Backend (Node.js, Ruby on Rails, Django, Laravel, Python) • Database (MongoDB, Mysql, PostgreSql) • Android and iOS App development (React Native, Flutter, Android Java, Swift) • Blockchain (Smart contract, web3.js, ethers.js, ERC 20, ERC 721, ERC 1155) • Unity game development (PhotonNetwork, C#, OpenGL, DirectX, AR Core, AR Kit, Unreal) • Automation & Scraping (Selenium, UI Vision, Python) Thanks for interested.

Blockchain
DApp Development
Web3
Unity
Automation
Flutter
React Native
Bubble.io
Shopify
MERN Stack
Webflow
Mobile App Development
Python
WordPress
Web Development
$45 hourly
- 5.0/5
- (1 job)
Hi there! I'm a skilled freelance developer with expertise in both blockchain and full stack development. I have over 7 years of experience in developing innovative applications that utilize cutting-edge technologies to deliver optimal results. As a full stack developer, I have experience working with technologies such as React, AngularJS, Node.js, Express.js, Flask, Django, and many more. On the blockchain side, I specialize in Solidity programming for Ethereum and Hyperledger Fabric networks, as well as other blockchain development languages like Rust and Go. My services include developing decentralized applications (DApps) from scratch, building smart contracts, integrating blockchain networks with web applications, creating cryptocurrency wallets, and conducting security audits. I am proficient in various tools and frameworks like Truffle Suite, Remix, Ganache, and OpenZeppelin, among others. I prioritize quality and efficiency in my work, always ensuring that the applications I develop are secure, scalable, and efficient. My experience in testing and debugging also means that I can identify and fix any issues that may arise during the development process. If you're looking for a highly skilled and reliable blockchain and full stack developer who can deliver results, please feel free to contact me. I'd be happy to discuss your project requirements and build something great together!

Blockchain
API Integration
Back-End Development
Front-End Development
Full-Stack Development
Solana
NFT Marketplace
Golang
Ethereum
Rust
Solidity
NFT
DApp Development
Smart Contract
Blockchain Architecture
$50 hourly
- 5.0/5
- (4 jobs)
⭐️⭐️⭐️⭐️⭐️ ‘Vladislav was pivotal to our project for 2 years. His technical brilliance and ability to grasp business concepts have made a significant impact. His charismatic energy is a bonus. We eagerly anticipate his involvement in our future projects.’ This feedback is just a glimpse into my track record of success - you can find more testimonials and recommendations on my LinkedIn profile. If you don't know me from there, read overview bellow. Hello! I'm Vladislav Maksimovic, a versatile Full Stack Engineer with a strong background in various tech stacks and leadership roles. I hold a Master's degree in Computer Science from the University of Novi Sad, Serbia, where I also honed my skills as a teaching fellow. Over the years, I've proven my skills in multiple professional environments, ranging from startups to established companies. I've played key roles in launching new offices, leading teams, and accelerating business growth. I am particularly proud of my contribution at JSGuru, where I led a team of over 6 developers and helped the office grow its revenue in the first nine months. I excel in various languages and technologies, including JavaScript, TypeScript, NodeJS, NestJS, ReactJS, NextJS, Flutter, MySQL, MongoDB, C++, Go, Python, Java, Solidity, Blockchain, and more. I'm also well-versed in Scrum and Agile methodologies, Domain Driven Design (DDD), Test Driven Development (TDD), DevOps, and am proficient in both relational and non-relational databases. Whether you're seeking technical expertise, team leadership, or strategic vision for your projects, I'm confident that my broad skillset and substantial experience make me an excellent fit. I'm eager to bring my dedication and innovative problem-solving approach to your project. Let's create something exceptional together!

Blockchain
Microservice
Back-End Development
Solidity
API Development
NestJS
Web Application
ExpressJS
JavaScript
Front-End Development
Amazon Web Services
Next.js
TypeScript
React
Node.js
$40 hourly
- 5.0/5
- (2 jobs)
Senior Blockchain Web3 Engineer specializing in Blockchain development. Experienced with all stages of the development cycles for dynamic blockchain, cryptocurrency, DeFi, NFTs, Trading Bots, and Decentralized Exchange projects. Well-versed in programming languages such as Solidity, Rust, Python, Blockchain API, JavaScript, Typescript, Node.js, React, Vue.js, Nuxt.js, Truffle, Hardhat, Alchemy, The Graph, Graph QL and so on. Interpersonal skills: decision-making, situation-awareness, work ethic, collaboration, sales, management, self-development. Strong background in project management, customer relations, and technical consultant. Sincerely

Blockchain
HTML
Software Architecture & Design
Software
Solidify
Web & Mobile Design Consultation
Hyperledger Fabric
Ethereum
Python
JavaScript
Java
Blockchain Development
Blockchain Platform
Blockchain Architecture
$40 hourly
- 4.9/5
- (2 jobs)
Hello I am a full-stack blockchain developer having a deep technical background and rich work experience in the Blockchain industry. If you need a dedicated and passionate Blockchain developer, I am here to help you with my expertise and rich experience. [My expertise] - Yield Farming dapp - Staking dapp - lending and borrowing dapp - Token and Tokenomics design - ICO and Vesting dapp - Dapp in some Blockchain networks (Terra Classic, Cosmos, Polkadot, Solana) - NFT dapp and smart contract - Token Launchpad and Token Crosschain Bridge - Web application development (React.js, Node.js) - Consulting any project idea [My service] - good communication and reply in very short time - keep the budget and timeline perfectly - work at your time zone - update the project process every day - support the project for free 3 months after the project launching I only approve and start working on the project that I am sure 100% I can accomplish without any problem. So I assure you that you will always get perfect results and good support service during work with me. I am always looking forward to working with you. Thanks.

Blockchain
Blockchain, NFT & Cryptocurrency
web3.js
Solidity
Cryptocurrency
NFT
Smart Contract
Blockchain Development
Ethereum
$40 hourly
- 5.0/5
- (2 jobs)
Diligent and ambitious full stack developer with 5 years of experience in application development and project management. My major skill is MERN stack for web and flutter and react-native for mobile app development. I am patient and good at time management.

Blockchain
Web3
React Native
Flutter
Vue.js
Python
Flask
Django
Laravel
MongoDB
ExpressJS
Node.js
React
$35 hourly
- 5.0/5
- (5 jobs)
Greetings! I'm Goran Vukadinovic, a freelance developer based in Obrenovac. With expertise in C++, C#, HTML, CSS, JavaScript, and React, I specialize in creating dynamic and engaging desktop acpplication and also a senior web developer. As a detail-oriented professional, I am committed to delivering high-quality solutions that meet client requirements. Whether it's crafting desktop applications, implementing web applications, or optimizing performance, I strive for excellence in every project. With a passion for clean and maintainable code, I ensure that the websites and applications I develop are not only visually appealing but also efficient and scalable. If you're in need of a skilled freelancer to bring your ideas to life and enhance your online presence, I would be thrilled to discuss further. Let's work together to create exceptional digital experiences. Feel free to reach out to me to discuss your project requirements. I look forward to collaborating with you! Best regards, Goran Vukadinovic

Blockchain
Smart Contract
Solidity
web3.js
Qt Creator
HTML
Angular
React
Laravel
PHP
JavaScript
Node.js
Java
C#
C++
$45 hourly
- 5.0/5
- (1 job)
As a Blockchain Developer, my primary responsibility is to design, develop, and implement blockchain solutions for various applications. I have a deep understanding of blockchain technology and its underlying principles, allowing me to create secure and efficient decentralized systems. I am proficient in programming languages such as Solidity, Rust, TypeScript, enabling me to write smart contracts and develop decentralized applications (dApps) on platforms like Ethereum, Solana. I am also experienced in using React, and Next.js to build user-friendly interfaces for blockchain applications. In addition to my technical skills, I have a strong background in project management, ensuring that blockchain projects are delivered on time and within budget. I am adept at collaborating with cross-functional teams and providing technical guidance to stakeholders. Furthermore, I am well-versed in the latest trends and advancements in the blockchain industry, allowing me to stay up-to-date with emerging technologies and incorporate them into my development process. With my expertise and passion for blockchain, I am committed to driving innovation and revolutionizing industries through the power of decentralized technology.

Blockchain
PostgreSQL
Python
Java
Jira
Rust
Vue.js
React
TypeScript
JavaScript
Solidity
Smart Contract
Blockchain Architecture
$60 hourly
- 5.0/5
- (2 jobs)
📱 Imagine having a game-changing mobile app that skyrockets your business growth. Ready to make it a reality? I'm here to turn your mobile app vision into a phenomenal success story. With a passion for creating innovative and impactful mobile applications, I specialise in delivering top-notch solutions to entrepreneurs, startups, and successful small businesses. Focused on Flutter technology, I provide fast and efficient app development that meets your unique needs. 🚀 My goal is to simplify the app development process for you. With over 7 years of experience in the mobile industry, I have successfully developed and launched 15+ mobile applications, helping clients turn their ideas into reality. I understand the importance of delivering a seamless user experience, utilising cutting-edge technologies and following industry best practices. 💡 Got an idea for an app? Let's get to work! Whether you're a crypto enthusiast, a startup founder, or a business owner looking to expand your digital presence, I have the expertise to turn your vision into a successful mobile app. ⭐️ Don't settle for average app development. With me, we can transform your app idea into a polished reality. Reach out to me today and take the first step towards a successful mobile app!

Blockchain
Laravel
SQL
Mobile App Development Consultation
Flutter Stack
NFT
Blockchain, NFT & Cryptocurrency
Blockchain Development
Mobile App
Firebase
iOS Development
iOS
Android
Mobile App Development
Flutter
$47 hourly
- 5.0/5
- (18 jobs)
Former Software Tester, after which I got 7 months experience as Altcoin and NFT researcher. After that, I was working as a blockchain investigator for 1 year. I've done some consulting regarding blockchain analysis as well. Involved in all things crypto. Correct. Sharp. Straightforward.

Blockchain
Blockchain, NFT & Cryptocurrency
Bitcoin
Blockchain Security
Quality Assurance
Communications
Virtual Assistance
Ethereum
Cryptocurrency
Data Analysis
Software Testing
Manual Testing
$50 hourly
- 4.7/5
- (6 jobs)
Hi there! I am 12+ years experienced, mostly in backend development, creating custom solutions for everyone. One of my project has been published with IBM.

Blockchain
Smart Contract Development
Solidity
Ethereum
API
PHP
Node.js
Golang
Rust
C
$35 hourly
- 4.9/5
- (40 jobs)
Highly experience UI/UX web and mobile application designer. ✅ 15 years in Website, SaaS, B2B and Mobile App Design ✅ Top skills with Figma, Adobe XD, Photoshop and other popular software ✅ Responsive design for mobile, tablet, and desktop screens ✅ Dashboard, SaaS, B2B platforms ✅ Blockchain, Crypto, Cryptocurrency, NFT, Market ✅ Experience working with US startups "Srdjan is really a top man - provided us with excellent responsive templates. The new pages look very professional and state of the art. This was not the first job, on which we have worked together. Will definitely work again with Srdjan, when next project is due. Keep up the good work!" − Alexander Schuch ★★★★★ −−−−−−−−−−− Studied at 'The University of Architecture,' Novi Sad I'm offering you excellent design service, speaking fluent English, a quick response to your messages, and of course, a design that will satisfy all your needs.

Blockchain
Cryptocurrency
Mobile
UX & UI
Figma
Mobile Apps
Mobile App Design
Mobile App
UX Design
User Experience Design
User Interface Design
Adobe XD
Web Design
Responsive Web Design
Mobile UI Design
$50 hourly
- 5.0/5
- (49 jobs)
My professional competencies include: 1) Scientific research and writings in the domains of Artificial Intelligence, Data Science and Blockchain. Capable of covering the majority of Electrical Engineering and CS subfields (Control Systems, Intelligent systems, Software Engineering, etc.) -----------As a scientific researcher, I have published more than 40 scientific papers in highly reputed international journals. You can find information about my scientific work at the ResearchGate link placed in the Portfolio section. -----------Experienced in research work, proposing new and upgrading existing technology features, writing and maintaining technical documentation, white papers, and light papers. Writing scientific reports, articles and research papers. Gamification of tools. -----------Technical and expert reports, internal and external documents of a company. Writing a scientific study for a company, presenting the current state of development of technologies and elaborating on their potential use for specific needs. Organizing internal documents in an optimal manner, creating new ones, and maintaining all important information in one place 2) Design thinking and product development. How to better understand the users of a product, clearly define what they really need and how the product solves their problems. How to create the products that people want. Plan how to test prototypes, find innovative solutions, and adapt to them easily at every stage of product development.

Blockchain
Scientific & Technical Services
Technical Review
Research Papers
College & University
Python
Deep Neural Network
Machine Learning
Artificial Intelligence
Data Science
Academic Writing
Academic Research
Scientific Writing
Scientific Research
Technical Documentation
$45 hourly
- 5.0/5
- (5 jobs)
Jovan is a business-minded manager and technology-focused strategist with 5 years of experience in digital product management, engineering, and marketing—focusing on lean methodology. He advocates process improvement, customer-centric design, UX, and the thoughtful application of technological innovations. Having over five years of experience in ERP system development, and successful project management at real-estate sofware solutions, Joval also led high-performing product management, engineering, and QA teams—both on and off-shore. Passionate, analytical and deducted problem solver whose main measurement is client's satisfaction. With more than 20 projects in IT, my expertise ranges from managing the successful delivery of products from inception, user story definition and design to development, testing, and post-production. Product Management: Providing you with the answer on WHY and WHAT questions, while planning each phase of software development lifecycle. Being in charge of product’s success by representing user needs, defining product vision, strategy and roadmap, eliciting requirements, but also working closely with other teams and monitoring the competitors and market conditions/trends. Project management: Giving you the answer on HOW and WHO question, while taking care of your scope, budget and timeline. Making sure to keep all the stakeholders up to date with project progress by conducting meetings, creating progress reports, status reports and other relevant documentation on a regular basis. Taking care of the team and removing impediments they might encounter, to ensure the process runs according to the plans. Agile Implementation: By implementing Agile methodology into our processes, flexibility, transparency, frequent deliverables and risk management are guaranteed. Higher product quality, increased productivity, proper prioritization and highly collaborative working environment are only few among numerous benefits Agile provides for stakeholders, users and team itself. Product Roadmap Development: Developing product roadmap that will communicate vision, strategy and objectives. The roadmap should visually represent the major milestones, responsible teams/individuals, timeline and dependencies, giving the important set of information to all relevant parties. Consulting: Providing objective, expert advice on clients’ most critical issues and opportunities. Consulting services include the guidance on both technical and business aspects of a project, that should improve the processes and empower decision-making and further planning.

Blockchain
Atlassian JIRA
Business Analysis
Product Roadmap
UX & UI
Tableau
Economic Analysis
SQL
ETL
Software Development
Agile Software Development
Scrum
Product Management
$28 hourly
- 4.8/5
- (48 jobs)
Over 25 years of working experience. More than 23 years of experience in project management, including: - Blockchain and NFT specialist; - IT project management: planning and implementation; - Use of PM tools such as MS Project, Jira, ClickUp... - Business Process Modeling Notation (BPMN); - Development and monitoring of project Key Performance Indicators (KPIs); - Enterprise Architecture: analysis and design; - Business Process Management - modeling and data analysis;

Blockchain
Business Analysis
ClickUp
NFT
Requirements Specification
Requirement Analysis
Product Design
Process Improvement
Unified Modeling Language
Project Workflows
Project Management
$40 hourly
- 4.7/5
- (6 jobs)
Hi, I am Irfan, and I am a certified Java, Python, and R developer. I had built 100+ scripts using Java, Python, and R for web crawl, creating a bot, and blockchain creation. I am available between 6 am - 10 pm PST, and Sunday is off. Please let me know If you need my help. Irfan.

Blockchain
C++
R
Java
Python
$50 hourly
- 0.0/5
- (0 jobs)
Experienced Web & Blockchain & Mobile Developer is adept in bringing forth expertise in the development of Websites, Blockchain systems and Hybrid Mobile Apps. Equipped with a diverse and promising skill-set which are listed below. Proficient in various Website Frameworks, Blockchain technology and Hybrid Frameworks. Able to effectively self-manage during independent projects, as well as collaborate as part of a productive team.

Blockchain
MySQL
MongoDB
Node.js
Nuxt.js
Next.js
Vue.js
Angular
React
Solana
Solidity
Smart Contract
$40 hourly
- 0.0/5
- (0 jobs)
************************************* Welcome to my profile! ************************************* I am a freelance web developer, 3D, 2D artist with over 5 years of experience in the industry. I have extensive experience with corporate sites, marching sites, information/comparison sites, Q&A, and reservation sites. I also made some responses to the development of a video conferencing system using an online conferencing service. And there are some talents in UI/UX design and I have 8+ years of experienced on 3D/2D art for games and animations and Illustrations. It is my duty to provide the best results and clean code for the same project. I take full responsibility for the correction after delivery, and respond kindly and politely. ■ Skill ** NodeJS/React.JS/Redux/Vue.JS/AngularJS ** MySQL, postgreSQL, MongoDB, CouchDB ** Python/Django ** Unity Game Development ** PHP (Laravel, WordPress, CakePhp), Ruby (Ruby on Rails) ** Wordpress (CMS), Movable Type, Drupal ** 3D/2D modelinig for games and animations, ■ Possible business - web Front-end and back-end development, database optimization. - App Create Android and iOS mobile apps. -AI ML, face recognition, video call systems, image processing. [Working hours] Daily 9:00-22:00 (including weekends) You can do regular interviews, such as face-to-face or contract, on Skype. In my spare time, I research new technologies. The most important thing for me is customer satisfaction with my job. We can work together in the long run. Thank you very much. If you are interested, feel free to message me. Thanks for your cooperation!

Blockchain
Laravel
PHP
Smart Contract
Solidity
Node.js
WebGL
Three.js
Unity
Vue.js
React
Game
Video Game
Blockchain Architecture
$50 hourly
- 5.0/5
- (8 jobs)
Starting from middle of 2020 began proactively working on blockchain related projects as a Blockchain developer. My experiences range from creating both front-end blockchain applications to backend architecture design and implementation, smart contract development, testing, auditing and development for Fintech and other industries that need the power of decentralization, tokenization, and smart contracts. Expertise in Public Blockchain Platforms: Ethereum | Solana | Binance Smart Chain ✓ Developing smart contracts by Solidity and Rust programming languages. ✓ Developing RPC using client libraries such as Web3js. ✓ Static analysis of smart contracts for gas consumption and optimization using Remix IDE. ✓ Securing smart contracts using libraries like OpenZeppelin. ✓ Developing Ethereum dApps using Truffle framework. ✓ Integration with crypto wallets such as Metamask & Phantom. ✓ Deploying smart contracts on test networks such as ropsten/rinkeby as well as ethereum/solana mainnet. Expertise in Private & Consortium Blockchain Platforms Hyperledger Fabric ✓ Developing Chaincode using the Go programming language. ✓ Developing proof of concepts using Hyperledger Composer. ✓ Integration with Fabric Java SDK. ✓ Creating RESTful APIs for client applications to communicate with the blockchain network. ✓ Creating channels, orderers, and peers. ✓ Deployment and instantiation of Chaincode on channels on cloud services like IBM Bluemix and Amazon AWS. I hold expertise with: - Solidity / Rust / Golang - React.js / Express.js / Vue.js / Next.js / Angular.js / Redux /Node.js - Laravel - MySQL / MongoDB / PostgreSQL / MSSQL - Heroku / VPS / Amazon Web Services (AWS) / Digital Ocean - Github, Gitlab, Bitbucket, Trello, Backlog, etc. Here are the applications that I've built so far. - Dapp, DeFi development - NFT game/marketplace development on Ethereum & Solana blockchains in Solidity & Rust - Ethereum & Binance Smart Chain token development on ERC20, ERC721, ERC1155, BEP20, BEP721 & BEP1155 protocols - ICO / ITO / IDO / STO, Cryptocurrency exchange & Cryptocurrency wallet Development Further Expertise & Work Deliverables in Blockchain: ✓ DApp for Supply Chain Management for Food Industry ✓ DApp implementation in Philanthropy ✓ DApp for Anti-Counterfeiting in the Pharmaceutical Industry ✓ Worked on Protocols like Ethereum, IBM Hyperledger, Stellar ✓ SetUp of a Permission-based Consortium Network ✓ Implementation of Private, Public and Permission-based network Thanks.

Blockchain
Gaming NFT
Ethereum
Smart Contract
Vue.js
Solana
React
DApp Development
NFT Marketplace
Rust
Decentralized Exchange
API Integration
Solidity
Node.js
JavaScript
Crypto Wallet Development
Web Development
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