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14 anonymous candidates

Blockchain and FullStack developer

  • Singapore, Singapore
  • 5+ years
  • $48k ($4k / month)
  • Advanced
Core technical skills
Blockchain
React.js
Node.js
Solidity
Web3
Rust
Vue.js
Achievements / Key results
I am a Full Stack developer with rich experience in Blockchain and the Web. I am always trying to learn new technology and running for a high goal. Before I get satisfied result, I will work hard and never rest. My main goal is to provide reliable communication and successful outcomes to my client using my skills and rich experience. These are my skills. In terms of Blockchain, - Smart contract building using Solidity, Rust in Ethereum, Binance, Polygon, Fantom, Solana, Cardano, and Terra Networks. - Frontend integration in use of web3.js, ether.js and can integrate Binance API, Coinbase API, Coin Payments API, Moralis API, Infura API -Have rich experience in making Token mint, swap, staking, Farming, and NFT marketplace(mint, buy, sell) For Frontend -Expert at making projects using React.js, Vue.js, Next.js, Nuxt.js, Three.js, MUI, Ant design, TailwindCss, Sass, etc -Have no difficulty designing in use of Figma and XD and also reproducing pixels as perfectly as your demand. For Backend -Node.js, Nest.js, Laravel, Yii, Django, Ruby on Rails -MySQL, MongoDB, Firebase, PostgreSQL Thank you for your reading.
Considering roles
FULL STACK
MOBILE
FRONTEND
DEVOPS
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Blockchain Developer

    Mar 2022 - current time1 year 8 months

virtual assistant

20+

Popular candidate! Connected by 20+ companies

  • Egypt, Cairo
  • 5+ years
  • $72k ($6k / month)
  • Upper intermediate
Core technical skills
Mobile testing
Web3
Functional testing
API testing
JavaScript
HTML & CSS
Blockchain
Android
PHP
MySQL
jQuery
Laravel
React.js
Java
SASS
Achievements / Key results
several big projects from 2019 to 2023
Considering roles
FULL STACK
QA
BACKEND
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Full stack Engineer

    Jan 2019 - current time4 years 10 months

Front-end developer React/React native

15+

Popular candidate! Connected by 15+ companies

  • Netherlands, Amsterdam
  • 3-5 years
  • $108k ($9k / month)
  • Advanced
Core technical skills
React.js
React Native
Redux
Web3
TypeScript
Achievements / Key results
• Develop, design, market, and manage the app Bite • Ensure that the team meets design and business requirements incorporating user testing and Agile methodology. • Increased the number of active application users by implementing a framework that allowed the development team to build applications using a responsive design approach. • Lead the development of a mobile application, emphasizing user experience, efficiency, and maintainability, using React Native, Firebase, redux, native code, and various libraries. • Offer guidance and instruction to a working group regarding a project or portfolio of projects they are currently undertaking. • Develop an IoT application for a large insurance company in the Netherlands, using C# to create connections with the devices and push the boundaries of hybrid development. • Manage the scrum process for the development team, leading team sprints, communicating with stakeholders, managing the team sprints, and assisting junior developers with their goals and growth in the development process. • Drive project delivery success rate up to 95%, allowing timely delivery of features and products to customers and proactively addressing quality issues to reduce risk in future releases and maintaining a 95% test coverage. • Delegate work, ensure progress toward goals, and coach team members when needed.
Considering roles
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Developer

    Jan 2021 - current time2 years 10 months
    Company size

    10001+ people

  • Front-end developer

    Jan 2019 - Dec 20213 years
    Company size

    51 - 200 people

  • Part-time mobile app developer (React Native) bij Yard digital agency

    Jan 2019 - Dec 20191 year
    Company size

    11 - 50 people

    Mobile app developer intern (React Native)

    Jan 2018 - Dec 20192 years
    Company size

    11 - 50 people

  • Intern React native developer

    Jan 2018 - Dec 20181 year
    Company size

    11 - 50 people

Frontend (React/React Native) Engineer

30+

Popular candidate! Connected by 30+ companies

  • Poland, Wrocław
  • 5+ years
  • $132k ($11k / month)
  • Upper intermediate
Core technical skills
React.js
JavaScript
React Native
HTML & CSS
Node.js
Web3
Blockchain
GraphQL
TypeScript
Achievements / Key results
• Reduced staking validators list loading speed and battery consuming on mobile by 12x, by adding filters and possibility to grab them from BE and make requests on node RPC as BE fallback • Implemented app monetization monthly subscription integration by Stripe • Reduced testing cost by 4x implementing e2e tool for project • Improved deliver product speed 2x by improving development workflow and integrated CI/CD with Bitbucket Pipelines and AWS(EC2, S3) and auto testing processes(Puppeteer, Jest, Cucumber) which • Optimized db request by separating PostgreSQL DB to RDS from EC2 instance for providing better tools for DB
Considering roles
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend(React/React Native) Engineer

    Dec 2021 - current time1 year 11 months
  • React Native Developer

    Apr 2021 - current time2 years 7 months
  • React native developer

    Nov 2020 - Apr 20216 months
  • Full Stack Engineer

    Aug 2019 - Nov 20201 year 4 months
  • Frontend Developer

    Apr 2019 - Aug 20195 months
  • Freelance

    Jan 2019 - Jul 20197 months

Senior web3 Frontend Engineer

25+

Popular candidate! Connected by 25+ companies

  • Bulgaria, Sofia
  • 5+ years
  • $72k ($6k / month)
  • Advanced
Core technical skills
Web3
React.js
Redux
Express.js
PostgreSQL
TypeScript
JavaScript
React Native
Android
Docker
Achievements / Key results
1. Built AMM of Snowswap similar to Curve Finance. As a frontend lead I led the entire implementation of SnowSwap AMM frontend and built the design system of the company. 2. On DanAds, Built the Dashboard of Spotify's advertising provider using Next.js, Typescript. Contributed to API implementation from multiple advertising providers. 3. Built CBDC Wallet using React Native which is having an online and offline function.
Considering roles
FULL STACK
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Frontend Engineer

    Jan 2022 - Dec 20221 year
    Company size

    201 - 500 people

  • Fullstack web3 developer(Remote)

    Dec 2019 - Nov 20212 years
  • Software Engineer

    Jul 2016 - Dec 20193 years 6 months
    Company size

    11 - 50 people

  • Intern

    Mar 2014 - Jul 20151 year 5 months
    Company size

    501 - 1000 people

    Various web and mobile project

    Apr 2012 - Aug 20164 years 5 months
    Company size

    501 - 1000 people

Front-end Web3 Developer

25+

Popular candidate! Connected by 25+ companies

  • Cameroon, Cameroon
  • 3-5 years
  • $180k ($15k / month)
  • Elementary
Core technical skills
React.js
Angular.js
Flutter
Web3
Java
JavaScript
C#
Solidity
Rust
TypeScript
HTML & CSS
Node.js
Firebase
MySQL
Vue.js
Achievements / Key results
- Leading a mobile and web team of MiQo products Dreamcash Cameroon S.A - I create a marketplace App named MAKIT - Each time I start on a project I end up leading it - I started Web3 projects
Considering roles
FRONTEND
MOBILE
UI/UX DESIGN
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Developpeur FullStack

    Sep 2020 - current time3 years 2 months
    Company size

    11 - 50 people

Blockchain Fullstack Developer

50+

Popular candidate! Connected by 50+ companies

  • Croatia, Rijeka
  • 5+ years
  • $48k ($4k / month)
  • Intermediate
Core technical skills
Go
Solana
Web3
HTML & CSS
Python
Vue.js
PHP
JavaScript
TypeScript
Express.js
Node.js
React.js
Rust
Solidity
Blockchain
Achievements / Key results
Starting from middle of 2018 began proactively working on blockchain related projects as a Blockchain software engineer. 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.
Considering roles
FULL STACK
MOBILE
BACKEND
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Full-stack Developer (Team Lead)

    Jun 2021 - Nov 20216 months
  • Senior Full-stack Blockchain Developer

    Sep 2019 - May 20211 year 9 months
  • Blockchain Developer

    Mar 2018 - Jul 20191 year 5 months
  • Senior Full-Stack Developer

    May 2015 - Jan 20182 years 9 months

Senior Frontend Engineer

35+

Popular candidate! Connected by 35+ companies

  • Slovenia, Municipality of Ivančna Gorica
  • 5+ years
  • $96k ($8k / month)
  • Intermediate
Core technical skills
Rust
Solidity
React.js
React Native
JavaScript
TypeScript
Vue.js
Blockchain
Web3
Solana
Node.js
Express.js
MongoDB
PHP
MySQL
Achievements / Key results
• Delivered from scratch a crypto exchange website. • Created a validator named "hellenium" on the Stellar network. • Developed from scratch an online casino betting website. • Developed web apps for a project management. • Proven expertise in: fintech, e-comm, web3, NFT, Solana, Tron, Stellar, Ethereum.
Considering roles
MOBILE
FULL STACK
BACKEND
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Frontend Developer

    Jan 2022 - Apr 20224 months
  • Senior Web3 Frontend Engineer

    Jul 2020 - May 202111 months
  • Senior Frontend Developer

    Apr 2018 - Dec 20189 months
  • Reactjs Developer

    Jun 2016 - Feb 20181 year 9 months
  • Web Developer

    Aug 2014 - Apr 20159 months

Frontend Lead Developer

45+

Popular candidate! Connected by 45+ companies

  • United States, Round Rock
  • 5+ years
  • $180k ($15k / month)
  • Advanced
Core technical skills
AWS
GraphQL
Python
HTML & CSS
PHP
MySQL
Express.js
React.js
Jenkins
Docker
Solidity
Node.js
TypeScript
Web3
JavaScript
Achievements / Key results
• ex. PayPal, delivered custom tools to improve the developer's workflow as well as user-facing features. • Tech refresh to a platform with more than 300 million users • Frontend architecture at Fortune 100 company
Considering roles
FRONTEND
FULL STACK
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Senior Software Engineer

    Mar 2022 - current time1 year 8 months
  • Lead Software Engineer

    Nov 2021 - Mar 20225 months

    Senior Full Stack Engineer at Resideo

    Jun 2019 - Nov 20212 years 6 months
  • Co-Founder

    May 2021 - Mar 202211 months
  • Software Engineer III - Full Stack JavaScript Developer

    Mar 2017 - Jun 20192 years 4 months
  • Software Developer II

    Apr 2016 - Mar 20171 year
  • Software Engineering Associate Manager - Sr. Front End - Sr. Dev lead

    Aug 2015 - Mar 20168 months
  • UI Developer - Frontend Developer - Javascript Developer

    Dec 2014 - Aug 20159 months
  • Full-Stack Developer

    Apr 2014 - Dec 20149 months
  • Mobile and Web Developer

    Jan 2014 - Apr 20144 months
  • Engeener of Infrastructure and developer

    May 2012 - Nov 20131 year 7 months
  • Mobile & Web Developer

    Feb 2010 - Mar 20122 years 2 months

Full stack developer

25+

Popular candidate! Connected by 25+ companies

  • Canada, Hamilton
  • 5+ years
  • $84k ($7k / month)
  • Upper intermediate
Core technical skills
React.js
Vue.js
Node.js
TypeScript
Web3
Achievements / Key results
6+ years experienced web & mobile development professional armed with hands-on experience in designing & deploying highly responsive UI components using JavaScript libraries and frameworks. Good at improving product performance by testing & debugging codes to boost overall performance while delivering maximum client satisfaction.
Considering roles
FRONTEND
MOBILE
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Developer

    Jan 2020 - Jun 20222 years 6 months
  • Full Stack Developer

    Jul 2017 - Nov 20192 years 5 months
  • Front End Developer

    Oct 2015 - May 20171 year 8 months

Senior Full Stack Engineer

25+

Popular candidate! Connected by 25+ companies

  • Canada, Greater Sudbury
  • 5+ years
  • $90k ($7.5k / month)
  • Advanced
Core technical skills
React.js
Solidity
TypeScript
Node.js
MongoDB
Web3
AWS
PostgreSQL
Vue.js
Angular.js
JavaScript
Python
Jest
Cypress
Achievements / Key results
I have vast experience in building many fancy dApps/Apps for the last 7 years which might be helpful for someone/team who is looking for a passionate and detail-oriented Full Stack & Web3 Engineer!
Considering roles
FRONTEND
BACKEND
FULL STACK
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Web3 Developer

    Nov 2021 - May 20227 months
  • Blockchain & Frontend Developer

    Jul 2021 - Jul 20211 month
  • Full Stack Web3 Developer

    Mar 2021 - Nov 20219 months
  • Blockchain & React Developer

    Oct 2019 - Jan 20211 year 4 months
  • Full Stack Web Developer

    Jul 2018 - Aug 20191 year 2 months
  • Web Developer

    Aug 2016 - Mar 20181 year 8 months

Full Stack Blockchain developer

35+

Popular candidate! Connected by 35+ companies

  • Australia, Melbourne
  • 5+ years
  • $96k ($8k / month)
  • Advanced
Core technical skills
Solana
PHP
Angular.js
Vue.js
TypeScript
Python
Blockchain
Web3
React.js
React Native
Node.js
Django
Solidity
Rust
Achievements / Key results
• Last 3 years worked on: Trading bot, NFT marketplace, NFT game development, DEX, Centralized Crypto Exchange, Trading Platform, Yield Farming Protocols, Crypto Betting and Casino. • Optimized SQL queries for the heavy-load parts of the system, which improved website responsiveness and reduced the database costs by 20%. • Simplified reporting to deliver actionable information to servers, resulting in multiple servers achieving financial stability by coming in under budget by 2% or more. • Partnered with data scientists to develop the front end for a product recommendation engine that increased user engagement on page by over 200%.
Considering roles
MOBILE
FULL STACK
BACKEND
FRONTEND
Ready to work
remotely

Product manager

20+

Popular candidate! Connected by 20+ companies

  • Netherlands, Amsterdam
  • 5+ years
  • $36k ($3k / month)
  • Advanced
Core technical skills
Web3
Blockchain
JavaScript
TypeScript
Mobile Design App
Achievements / Key results
Build, Measure, Learn.
Considering roles
PM
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Web3 Product Manager

    Nov 2020 - current time3 years
    Company size

    1+ people

  • Senior Mobile Engineer

    Oct 2017 - Dec 20214 years 3 months
    Company size

    501 - 1000 people

  • Co-Founder and Product Manager

    Mar 2017 - current time6 years 8 months
    Company size

    1 - 10 people

  • Quality Manager

    Oct 2016 - Oct 20171 year 1 month
    Company size

    51 - 200 people

  • Mobile Engineer

    Apr 2016 - Sep 20166 months
    Company size

    51 - 200 people

  • Senior Quality Assurance Engineer

    Oct 2014 - Apr 20161 year 7 months
    Company size

    201 - 500 people

  • Senior Quality Assurance Engineer

    Feb 2013 - Oct 20141 year 9 months
    Company size

    1001 - 5000 people

  • QA Engineer

    Mar 2010 - Feb 20133 years
    Company size

    51 - 200 people

  • QA Mobile Tester

    Apr 2009 - Mar 20101 year
    Company size

    10001+ people

Full Stack Software Engineer

25+

Popular candidate! Connected by 25+ companies

  • Nigeria, Lagos
  • 5+ years
  • $120k ($10k / month)
  • Advanced
Core technical skills
TypeScript
React.js
PostgreSQL
MySQL
MongoDB
Redux
Web3
Achievements / Key results
• Worked on amazing projects such as e-commerce sites, CRM, online marketing platform, social networking app, e-procurement app, insurance website, restaurant e.t.c • Delivering edtech content to the community on my YouTube channel • Publishing blog articles on dev.to • Increased performance & ranking of apps by incorporating SEO best practices to drive more traffic and increase sales.
Considering roles
FRONTEND
BACKEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full Stack Engineer

    May 2021 - current time2 years 6 months
    Company size

    501 - 1000 people

  • Full Stack Engineer

    Jan 2021 - current time2 years 10 months
  • Full Stack Developer

    Nov 2018 - Dec 20202 years 2 months
  • Software Developer

    Apr 2017 - Oct 20177 months
    Company size

    11 - 50 people