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55 anonymous candidates

Senior Web Engineer

5+

Popular candidate! Connected by 5+ companies

  • Japan, Shimotsuke
  • 3-5 years
  • $36k ($3k / month)
  • Advanced
Core technical skills
React.js
Node.js
MongoDB
HTML & CSS
PHP
Laravel
Blockchain
Solidity
Solana
Web3
Angular.js
Landing page design
Achievements / Key results
E-commerce Store Development ● Description: Developed a fully functional e-commerce store for a retail client using Shopify, including theme customization and app integration. ● Technologies Used: Shopify, Liquid, HTML, CSS, JavaScript ● Impact: Increased online sales by 50% within the first quarter post-launch, improving user experience with an intuitive interface and streamlined checkout process. Shopify App Integration ● Description: Integrated third-party apps (such as payment gateways and inventory management tools) into existing Shopify stores for enhanced functionality. ● Technologies Used: Shopify API, JavaScript, Liquid ● Impact: Improved operational efficiency for clients, leading to a 25% reduction in time spent on inventory management and reporting tasks. Shopify Store Optimization ● Description: Conducted performance optimization for an existing Shopify store, including speed enhancements and SEO improvements. ● Technologies Used: Shopify, Liquid, Google Analytics ● Impact: Increased site speed by 40% and improved search rankings, resulting in a 30% increase in organic traffic.
Considering roles
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Full-Stack Web Developer

    Jan 2021 - Sep 20243 years 9 months

  • Software Engineer

    Jan 2019 - May 20212 years 5 months

  • Junior Web Developer

    Jun 2017 - Dec 20181 year 7 months

Senior Web3 Front-end Software Engineer

  • 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 2 months

  • Web 3 Front end Engineer

    Apr 2022 - current time2 years 8 months

  • Front end Engineer

    Nov 2021 - Oct 20232 years

  • Front end Engineer

    Oct 2020 - Oct 20211 year 1 month

Blockchain Developer

  • 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

QA engineer

5+

Popular candidate! Connected by 5+ companies

  • Japan, Kyoto
  • 3-5 years
  • $69.3k ($5.8k / month)
  • Advanced
Core technical skills
Docker
Web3
Testing
Typescript
API TESTING
Mobile testing
Ad-hoc testing
Smoke testing
Python
Achievements / Key results
I have a pet project with more than 60k users • Delivered / took part in ~40 iOS/macOS apps in 7 years • Each time I start on a project I end up leading it • Leading a mobile team of a product with 1M+ DAU
Considering roles
MOBILE
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • QA engeneer

    Mar 2021 - Jan 202211 months

234

  • Ukraine, Kyiv
  • 1-3 years
  • $6k ($500 / month)
  • Pre intermediate
Core technical skills
User interviews
RxSwift
Wireframing
Web3
AWS
Achievements / Key results
hfghghfghfgh
Considering roles
DEVOPS
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • sdrdfsf

    Feb 2022 - May 20264 years 4 months

gd

  • Argentina, Justo Daract
  • 1-3 years
  • $1.6k ($133 / month)
  • Upper intermediate
Core technical skills
TypeScript
SASS
API testing
Angular.js
Vue.js
Blockchain
GraphQL
Smoke testing
MongoDB
Docker
Web3
PostgreSQL
Redux
Java
Python
Mobile testing
Solidity
Achievements / Key results
Skansen

CEO

5+

Popular candidate! Connected by 5+ companies

  • United States, Chicago
  • Less than 1 year
  • $2.4k ($203 / month)
  • Elementary
Core technical skills
Web3
Wireframing
RxSwift
Cross-browser Testing
Swift
Achievements / Key results
123123123123
Considering roles
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Rea

    Feb 2010 - current time14 years 10 months

Senior Blockchain and FullStack Engineer

10+

Popular candidate! Connected by 10+ companies

  • Finland, Helsinki
  • 5+ years
  • $84k ($7k / month)
  • Advanced
Core technical skills
Solidity
Rust
JavaScript
TypeScript
Web3
Blockchain
Achievements / Key results
•Led a team of 5 members and was responsible for the architecture and development of 10+ blockchain DeFi projects including Multichain Rewarding Platform, Lending and Borrowing Platform, DEX platform, Cross Chain NFT Marketplace, etc. •Developed smart contracts of 20k+ Solidity and Rust code handling $10M+ TVL of DeFi products.
Considering roles
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Lead Blockchain and FullStack Engineer

    May 2022 - Sep 20242 years 5 months

  • Blockchain Developer

    Sep 2019 - Apr 20222 years 8 months

  • FullStack Developer

    Apr 2017 - Aug 20192 years 5 months

Qa

5+

Popular candidate! Connected by 5+ companies

  • Ukraine, Lviv
  • 3-5 years
  • $28.8k ($2.4k / month)
  • Pre intermediate
Core technical skills
TypeScript
SASS
manual testing
Mobile testing
Python
API testing
Node.js
React.js
JavaScript
HTML & CSS
MySQL
AWS
Solidity
Java
Redux
Web3
PostgreSQL
Achievements / Key results
Sushi
Ready to work
remotely
lviv

г

5+

Popular candidate! Connected by 5+ companies

  • Germany, Dresden
  • 1-3 years
  • $0k ($2 / month)
  • Pre intermediate
Core technical skills
Java
Web3
Achievements / Key results
Д

Frontend Engineer

10+

Popular candidate! Connected by 10+ 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 3 months

  • Senior Frontend Engineer

    Jan 2022 - Sep 20231 year 9 months

  • Frontend Engineer

    May 2020 - Jan 20221 year 9 months

ctc

10+

Popular candidate! Connected by 10+ companies

  • Malta, Fgura
  • 5+ years
  • $668k ($55.7k / month)
  • Advanced
Core technical skills
React.js
JavaScript
HTML & CSS
SASS
manual testing
AWS
API testing
Node.js
MySQL
TypeScript
Solidity
Mobile testing
Python
Java
Redux
PostgreSQL
Web3
Achievements / Key results
Fd
Ready to work
remotely

QA

10+

Popular candidate! Connected by 10+ companies

  • Ukraine, Kyiv
  • 1-3 years
  • $2.4k ($200 / month)
  • Advanced
Core technical skills
Node.js
Redux
Mobile testing
Sanity testing
Web3
Achievements / Key results
d
Considering roles
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Qa

    Jan 2004 - current time20 years 11 months

feго

10+

Popular candidate! Connected by 10+ companies

  • Finland, Jyväskylä
  • 1-3 years
  • $25k ($2.1k / month)
  • Intermediate
Core technical skills
Hibernate
Usability testing
MongoDB
Web3
Bootstrap
Ruby
Kubernetes
Objective-C
Achievements / Key results
h
Considering roles
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • h

    Feb 2020 - current time4 years 10 months

wq

10+

Popular candidate! Connected by 10+ 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 8 months

QA

25+

Popular candidate! Connected by 25+ companies

  • Ukraine, Kyiv
  • Less than 1 year
  • $24k ($2k / month)
  • Upper intermediate
Core technical skills
manual testing
PostgreSQL
Cypress
Functional testing
Mobile testing
Web3
Achievements / Key results
Optimised map functioAsZDXFCGVHJBKNnality for faster rendering of 3k items
Considering roles
QA
DEVOPS
Ready to work
remotely

Android Engineer

10+

Popular candidate! Connected by 10+ companies

  • Greece, Athens
  • 5+ years
  • $150k ($12.5k / month)
  • Advanced
Core technical skills
Kotlin
Go
Web3
Android
Mobile Design App
Blockchain
Achievements / Key results
PP
Considering roles
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Android Software Engineer

    Jun 2020 - current time4 years 6 months

qa

15+

Popular candidate! Connected by 15+ companies

  • Zimbabwe, Zimbabwe
  • 5+ years
  • $600000k ($50000k / month)
  • Elementary
Core technical skills
MySQL
Node.js
Solidity
Java
JavaScript
React.js
HTML & CSS
TypeScript
SASS
API testing
AWS
manual testing
Python
Mobile testing
Redux
PostgreSQL
Web3
MongoDB
Docker
Smoke testing
GraphQL
Vue.js
Blockchain
Angular.js
Functional testing
React Native
Express.js
CI/CD
Achievements / Key results
.
Ready to work
zimbabwe

qa

10+

Popular candidate! Connected by 10+ companies

  • Ukraine, Lviv
  • 1-3 years
  • $0k ($1 / month)
  • Intermediate
Core technical skills
HTML & CSS
MySQL
Node.js
AWS
manual testing
Web3
PostgreSQL
Redux
Mobile testing
Python
Java
Achievements / Key results
3
Ready to work
remotely

Senior Java Engineer

15+

Popular candidate! Connected by 15+ companies

  • Thailand, Bangkok
  • 5+ years
  • $66k ($5.5k / month)
  • Upper intermediate
Core technical skills
Java
Spring
AWS
AWS Serverless
Kafka
RabbitMQ
Solidity
Web3
Blockchain
Achievements / Key results
• I have a pet project with more than 60k users • Each time I start on a project I end up leading it • Leading a mobile team of a product with 1M+ DAU
Considering roles
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Java Developer

    Jan 2016 - Jul 20167 months

  • Junior Java Developer

    Jul 2012 - Dec 20153 years 6 months
View 35 more candidates