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20 anonymous candidates

Senior Blockchain Full Stack Software Engineer

  • United States, Phoenix
  • 5+ years
  • $120k ($10k / month)
  • Advanced
Core technical skills
Blockchain
Python
React.js
Node.js
JavaScript
TypeScript
Docker
Solidity
Solana
Django
CI/CD
Web3
jQuery
Angular.js
Flask
Achievements / Key results
Successfully contributed to the development of Launch Legends and RetroCraft, two major projects that advanced blockchain innovation and decentralized application development. Delivered scalable and secure smart contract solutions on Ethereum and Solana, supporting NFT marketplaces and DeFi applications with millions of dollars in transaction volume. Spearheaded the implementation of cross-chain interoperability solutions, enhancing seamless asset transfer and collaboration between different blockchain networks. Played a pivotal role in developing zero-knowledge proof systems to improve privacy and efficiency in decentralized systems. Worked with top-tier companies like Ripple, where I contributed to blockchain-powered payment systems, streamlining cross-border transactions. Earned certifications in blockchain and cloud technologies, solidifying expertise in cutting-edge tools and protocols.
Considering roles
FULL STACK
PM
FRONTEND
BACKEND
DEVOPS
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Blockchain Engineer ՄTeam Lead)

    Apr 2024 - current time11 months

  • Senior Web3 Blockchain Developer

    Feb 2020 - Feb 20244 years 1 month

  • Blockchain Engineer

    Sep 2018 - Nov 20191 year 3 months

  • Senior Full Stack Engineer

    Feb 2016 - Jun 20182 years 5 months

  • Software Engineer

    Jul 2014 - Feb 20161 year 8 months

Full Stack Web3 Developer

  • India, Bengaluru
  • 1-3 years
  • $42k ($3.5k / month)
  • Upper intermediate
Core technical skills
Solidity
React.js
Node.js
MongoDB
Rust
TypeScript
JavaScript
API testing
Blockchain
Web3
Achievements / Key results
Improved Performance Metrics: Boosted the performance of in defi application, increasing the performance rating from 40 to 70 through optimization techniques and efficient code refactoring. Real-Time System Implementation: Designed and developed a Points and Score system for the ecosystem using Node.js, Express.js, MongoDB, and ethers.js, enabling real-time updates based on blockchain events
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Web3 Devloper

    Apr 2024 - current time11 months

Senior Frontend / Web3 Engineer

5+

Popular candidate! Connected by 5+ companies

  • Serbia, Novi Sad
  • 5+ years
  • $150k ($12.5k / month)
  • Advanced
Core technical skills
React.js
Node.js
Express.js
HTML & CSS
Web3
Achievements / Key results
- Built complex web3 projects for onchain governance voting; - Worked on blockchain block explorers and advanced data parsing; - Built advanced booking systems for leading hospitality companies; - Worked on web3 game that allows user to do price predictions real time, while having smooth experience and gamified approach; - Worked on various US startups;
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Engineer

    Aug 2019 - Jan 20255 years 6 months

  • Senior Full Stack Engineer

    Jan 2019 - current time6 years 2 months

  • Software Engineer

    Aug 2016 - Aug 20193 years 1 month

frontend developer

5+

Popular candidate! Connected by 5+ companies

  • India, Hyderabad
  • 5+ years
  • $3k ($250 / month)
  • Upper intermediate
Core technical skills
React.js
JavaScript
HTML & CSS
Solidity
Redux
Web3
Achievements / Key results
Successfully implemented Redux in multiple projects, enhancing state management and app performance, resulting in a 20% reduction in load times and smoother user interactions."
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • team lead

    Jun 2009 - Nov 202415 years 6 months

At quod sit vel ani

  • United Kingdom, Ewell
  • 1-3 years
  • $50k ($4.2k / month)
  • Intermediate
Core technical skills
Redux
User interviews
Web3
Wireframing
RxSwift
Achievements / Key results
323
Considering roles
FULL STACK
MOBILE
QA
BACKEND
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • 233

    Feb 1980 - current time45 years 1 month

Expert Blockchain Full Stack Developer

5+

Popular candidate! Connected by 5+ companies

  • India, Pune
  • 3-5 years
  • $10k ($833 / month)
  • Intermediate
Core technical skills
Solidity
Python
JavaScript
React.js
TypeScript
Node.js
Web3
Achievements / Key results
Worked on multiple blockchain projects for writing and deploying smart contracts, integrate them with there DApps.
Considering roles
FULL STACK
BACKEND
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Developer

    Sep 2023 - current time1 year 6 months

  • Full Stack Blockchain Developer

    May 2022 - May 20231 year 1 month

  • Blockchain developer

    Nov 2021 - Apr 20226 months

  • Blockchain Developer

    Jun 2021 - Nov 20216 months

Senior Web3 Front-end Software Engineer

10+

Popular candidate! Connected by 10+ companies

  • Ukraine, Lviv
  • 3-5 years
  • $120k ($10k / month)
  • Intermediate
Core technical skills
JavaScript
React.js
TypeScript
Web3
Vue.js
Achievements / Key results
Senior Front-End Developer with over 4 years of experience specializing in building complex applications and decentralized platforms, particularly in the cryptocurrency and NFT sectors. Proficient in modern technologies including Vue, React, Next, and Nuxt, with a strong focus on Web3 integration. Proven track record in developing innovative solutions such as cryptocurrency arbitrage systems, social platforms for content creators, and decentralized autonomous organizations (DAOs) for tracking environmental assets. Known for adaptability, analytical problem-solving, and effective teamwork. Committed to delivering high-quality code and enhancing user experiences through a collaborative approach.
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Front end Engineer

    Oct 2022 - current time2 years 5 months

  • Web 3 Front end Engineer

    Apr 2022 - current time2 years 11 months

  • Front end Engineer

    Nov 2021 - Oct 20232 years

  • Front end Engineer

    Oct 2020 - Oct 20211 year 1 month

Blockchain Developer

10+

Popular candidate! Connected by 10+ companies

  • India, Cuttack
  • 1-3 years
  • $45k ($3.8k / month)
  • Intermediate
Core technical skills
Solidity
JavaScript
Blockchain
Web3
Node.js
Achievements / Key results
Developed Secure and Scalable Smart Contracts: Designed and deployed multiple Solidity smart contracts with a focus on DeFi applications, ensuring robust performance and security measures through detailed testing using Hardhat and Foundry. Led Blockchain Integrations for DApps: Built decentralized applications that integrate seamlessly with Ethereum-based smart contracts, employing libraries such as ethers.js and web3.js to enhance functionality and user experience. Innovated with Chainlink VRF and CCIP: Successfully integrated Chainlink VRF for on-chain randomness and CCIP for cross-chain compatibility, enabling secure and versatile DeFi applications across multiple blockchain ecosystems. Built and Deployed Real-Time Transaction Reward System: Developed a reward system using Delta-X tokens for each wallet transaction, incorporating Alchemy WSS for wallet tracking and ensuring smooth cross-chain operations. Enhanced Blockchain and API Performance: Created efficient and low-latency APIs using REST and GraphQL, optimizing data access for high-performance blockchain environments using technologies like PostgreSQL, MongoDB, and Redis. Contributed to Winning Hackathon Project: Collaborated with team METABLOCKERS on the R2W3-II challenge to create Fluid Pass, a project enabling event access through crypto-based payments with Superfluid SDK, achieving a successful deployment and securing the top prize. Ensured Code Quality and Security Standards: Maintained high standards of code quality across blockchain and backend modules, implementing rigorous testing and security checks to safeguard DeFi applications against vulnerabilities. Ambassador for Web3 and Blockchain Community Growth: Actively contributed to the web3.js ambassador program by creating educational content, including blogs and guides, to support emerging blockchain developers in the community.
Considering roles
FULL STACK
FRONTEND
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Blockchain Developer

    Nov 2023 - Aug 202410 months

  • Freelance Smart Contract Developer

    Jul 2023 - Dec 20236 months

  • Web3 Developer

    Mar 2023 - Jul 20235 months

  • Blockchain Developer

    May 2022 - Nov 20227 months

Frontend Engineer

25+

Popular candidate! Connected by 25+ companies

  • France, Paris
  • 5+ years
  • $130k ($10.8k / month)
  • Upper intermediate
Core technical skills
Web3
React.js
TypeScript
Node.js
PostgreSQL
HTML & CSS
GraphQL
JavaScript
Blockchain
Achievements / Key results
I would sum myself up as a motivated, self-taught, highly skilled and results-oriented Front-End Engineer. I have built multiple scalable applications during the early stages of several web3 startups, focusing on robust architecture and seamless user experiences to support rapid growth and blockchain integration. I am a big fan of web3 development, and recently AI, which are constantly evolving. My curiosity always drives me to take on new technical challenges. I regularly keep up with the latest technologies in order to produce high- performance, user-friendly, and sleek web apps, with a strong interest in design/product conception.
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Frontend Engineer

    Sep 2023 - current time1 year 6 months

  • Senior Frontend Engineer

    Jan 2022 - Sep 20231 year 9 months

  • Frontend Engineer

    May 2020 - Jan 20221 year 9 months

wq

15+

Popular candidate! Connected by 15+ companies

  • Italy, Florence
  • Less than 1 year
  • $33.3k ($2.8k / month)
  • Pre intermediate
Core technical skills
Responsive design
CI/CD
Docker
Web3
MS SQL Server
Achievements / Key results
f3f3f3f
Considering roles
FULL STACK
FRONTEND
MOBILE
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • 333

    Apr 2001 - current time23 years 11 months

Frontend Developer

35+

Popular candidate! Connected by 35+ companies

  • India, Mumbai
  • 1-3 years
  • $45k ($3.8k / month)
  • Advanced
Core technical skills
React.js
JavaScript
TypeScript
Redux
HTML & CSS
MongoDB
Node.js
Express.js
Web3
Blockchain
Achievements / Key results
1) Assigned to enhance and maintain code structures for both frontend and backend, while also developing decentralized applications. 2) Responsibilities include front-end design, backend/API integration, and integrating smart contracts. 3) Achievements include driving a 40% increase in team productivity through streamlined workflows, boosting application performance by 10% through Agile Scrum methodologies, and improving user engagement by 25% through critical bug resolution. 4) Successfully optimized application performance by 15% via dynamic bundling and lazy loading, contributing to a 10% revenue growth.
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Developer

    Jan 2024 - Jun 20246 months

  • Frontend Developer

    Nov 2022 - Jul 20239 months

  • Frontend UI Developer

    Feb 2022 - Aug 20227 months

FrontEnd Developer

45+

Popular candidate! Connected by 45+ companies

  • Slovenia, Ivančna Gorica
  • 5+ years
  • $72k ($6k / month)
  • Upper intermediate
Core technical skills
React.js
TypeScript
Web3
Node.js
MongoDB
Achievements / Key results
Over 8 years of experience in user interface development and web application development. Experience building user-facing products, Expertise with React and Redux, Expertise with JavaScript or Typescript, Fluency in HTML, CSS, and ES6.
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Frontend Developer

    Jul 2022 - Mar 20241 year 9 months

  • Web3 Frontend Developer

    Jan 2022 - Apr 20224 months

  • Full Stack Developer

    Jul 2020 - Nov 20211 year 5 months

Middle Javascript Developer

35+

Popular candidate! Connected by 35+ companies

  • Russia, Moscow
  • 3-5 years
  • $24k ($2k / month)
  • Intermediate
Core technical skills
React.js
Web3
Solidity
Node.js
TypeScript
HTML & CSS
JavaScript
Redux
GraphQL
Achievements / Key results
- Target on optimizing web applications - Do technical tasks myself/review other's pulls - Communicate with different teams (backend, designers)
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Developer

    Aug 2022 - Apr 20241 year 9 months

Senior Frontend Engineer

40+

Popular candidate! Connected by 40+ companies

  • India, Delhi
  • 3-5 years
  • $40k ($3.3k / month)
  • Advanced
Core technical skills
React.js
TypeScript
Web3
React Native
Node.js
Achievements / Key results
- Transitioned project stack from React.js to Next.js, which reduced page load times by up to 50%. - Improved page load times, reduced server load, and minimized data transfer by 30% by implementing React-Query for simplified asynchronous data handling and efficient data caching. - Implemented Comprehensive bug/error tracking system using Sentry, improving tracking and resolution by 70%.
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Developer

    Sep 2023 - current time1 year 6 months

  • SDE-II

    Feb 2023 - Sep 20238 months

  • SDE

    Feb 2021 - Jan 20232 years

Frontend developer

45+

Popular candidate! Connected by 45+ companies

  • India, Kochi
  • 3-5 years
  • $18k ($1.5k / month)
  • Advanced
Core technical skills
React.js
Web3
Node.js
Solidity
JavaScript
Achievements / Key results
SSE integration for dynamic update of data in an optimised way to ensure optimal performance and best user experience. Multiple wallet connection for desktop and mobile application using sdks and packages. Wallet disconnect option for mobile application. Multiple device responsiveness ( desktop, mobile Android and IOS)
Considering roles
FRONTEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • System engineer

    Feb 2023 - Jun 20241 year 5 months

  • Associate software engineer

    Dec 2021 - Mar 20231 year 4 months

Web3 Engineer

50+

Popular candidate! Connected by 50+ companies

  • United States, Kyle
  • 5+ years
  • $120k ($10k / month)
  • Advanced
Core technical skills
React.js
JavaScript
TypeScript
Web3
Blockchain
Solidity
Rust
Achievements / Key results
As a Web3 Engineer, I've contributed to enhancing our product's scalability by optimizing smart contracts, implementing layer 2 scaling solutions, and DID solutions, and introducing caching mechanisms. These efforts have resulted in a significant improvement in the platform's performance and reliability, ensuring a seamless user experience even during peak usage periods. Additionally, I've played a key role in improving security by implementing robust encryption protocols, conducting thorough security audits, and staying updated on the latest security best practices in the Web3 space. These contributions have helped fortify our product against potential vulnerabilities and safeguard user assets effectively.
Considering roles
FRONTEND
FULL STACK
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Web3 Engineer

    May 2023 - current time1 year 10 months

  • Web3 Engineer

    Jan 2022 - May 20231 year 5 months

  • Web3 Engineer

    Jan 2021 - Dec 20211 year

  • Web3 Developer

    Mar 2018 - Dec 20213 years 10 months

  • Senior Full Stack Developer

    Feb 2016 - Feb 20182 years 1 month

  • Full Stack JavaScript Developer

    Apr 2014 - Feb 20161 year 11 months

Senior Full Stack/Blockchain Engineer

50+

Popular candidate! Connected by 50+ companies

  • Singapore, Singapore
  • 5+ years
  • $48k ($4k / month)
  • Advanced
Core technical skills
React.js
Node.js
Web3
Vue.js
Angular.js
Django
Go
Rust
Solidity
Docker
Kubernetes
MongoDB
PostgreSQL
AWS
Azure
Achievements / Key results
Results-driven Senior Full Stack / Blockchain Developer with 6 years of expertise in modern Web technologies and Blockchain Development. Demonstrated history of collaborating with cross-functional teams to deliver intricate and scalable web applications, leading to a significant time savings of 6 hours per week. Proficient in developing highly scalable and robust web applications customized to meet client needs. Meticulously attentive to requirements, maintaining an exceptional track record of over 98% code quality standards, consistently delivering outstanding results to clients.
Considering roles
FULL STACK
FRONTEND
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Full Stack / Blockchain Developer

    Mar 2022 - Oct 20231 year 8 months

  • Blockchain Engineer

    Jun 2020 - Nov 20211 year 6 months

  • Software Engineer

    Aug 2017 - Feb 20202 years 7 months

Full Stack Engineer

50+

Popular candidate! Connected by 50+ companies

  • Poland, Gdańsk
  • 5+ years
  • $72k ($6k / month)
  • Advanced
Core technical skills
Solidity
React.js
JavaScript
Node.js
Web3
Achievements / Key results
Talented Full-stack Developer equipped with great coding, debugging, and project management abilities, accomplishing project goals consistently with elegant, scalable code. Tech-Savvy professional with advanced training and experience in Blockchain/Web/Mobile development with a passion for change and breaking previous records. Creative and forwardthinking Blockchain/Web/Software developer creating cutting-edge websites and applications for high-profile clients with challenging demands and visions. Experienced with all stages of development cycle for dynamic web projects, Well-versed in front-end and back-end development having strong background in management and leadership.
Considering roles
FULL STACK
FRONTEND
BACKEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Team Leader & Blockchain Engineer

    Dec 2021 - current time3 years 3 months

  • Senior Front End Engineer

    Jun 2020 - Nov 20211 year 6 months

  • Blockchain & Senior Backend Developer

    Mar 2018 - Dec 20191 year 10 months

  • Senior Full Stack Developer

    Sep 2017 - Jan 20185 months

  • Front End & Mobile Developer

    Jul 2016 - May 201711 months

Senior Full Stack Blockchain Developer

50+

Popular candidate! Connected by 50+ companies

  • United States, Mission
  • 5+ years
  • $80k ($6.7k / month)
  • Upper intermediate
Core technical skills
Solidity
Blockchain
Rust
Go
React.js
Solana
Node.js
TypeScript
Web3
JavaScript
AWS
GraphQL
Firebase
Ruby
MongoDB
Achievements / Key results
I am a Senior Blockchain Developer with extensive expertise in Web3 technologies and a solid foundation in decentralized application (DApp) development, DeFi protocols, and NFT marketplace creation. Proficient in leveraging AWS services for scalable and secure cloud solutions. Adept at employing advanced cryptographic techniques to ensure data integrity and security in blockchain networks. Committed to continuous learning and applying cutting-edge technologies to drive innovation in the blockchain space. Thanks for your considering my application. Warm Regards, Daniel
Considering roles
FULL STACK
BACKEND
FRONTEND
PM
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Blockchain Developer

    Aug 2022 - Jan 20241 year 6 months

  • Full Stack Blockchain Developer

    Apr 2020 - Jul 20222 years 4 months

  • Web3 Developer

    Sep 2018 - Mar 20201 year 7 months

Full Stack Developer

50+

Popular candidate! Connected by 50+ companies

  • United Kingdom, Herne Bay
  • 5+ years
  • $100k ($8.3k / month)
  • Advanced
Core technical skills
JavaScript
SASS
Firebase
TypeScript
React.js
Redux
Python
PostgreSQL
React Native
Web3
Solidity
Solana
Docker
HTML & CSS
AWS
Achievements / Key results
Versatile Full Stack Web Developer with a proven track record of crafting innovative, high-impact web solutions. Adept at leveraging the latest technologies to deliver exceptional user experiences while optimizing back-end performance. Proficient in front-end frameworks like React.js and Vue.js, and skilled in back-end development with Node.js and Express.js. Experienced in designing and deploying scalable, secure web applications, with a keen eye for UI/UX design. Committed to staying at the forefront of web development trends and passionate about delivering excellence in every project.
Considering roles
FULL STACK
FRONTEND
BACKEND
DEVOPS
MOBILE
DATA SCIENCE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Developer

    Oct 2022 - Jan 20241 year 4 months