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294 anonymous candidates

test

  • India, Hyderabad
  • 1-3 years
  • $210k ($17.5k / month)
  • Intermediate
Core technical skills
HTML & CSS
React.js
Usability testing
MongoDB
GraphQL
Python
JavaScript
Objective-C
Node.js
Blockchain
Java
Solidity
TypeScript
manual testing
Redux
Achievements / Key results
---
Considering roles
DEVOPS
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • rr

    Mar 2003 - current time22 years 11 months

QA

  • Argentina, 9 de Julio
  • Less than 1 year
  • $7.2k ($600 / month)
  • Intermediate
Core technical skills
jQuery
ActiveMQ
Solidity
Functional testing
Laravel
Achievements / Key results
asd
Considering roles
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • qwa

    Jan 2000 - current time26 years 1 month

Frontend Blockchain Developer <​Next, React​> // <​Solidity​>

  • Moldova, Chișinău
  • 1-3 years
  • $48k ($4k / month)
  • Upper intermediate
Core technical skills
React.js
Web3
Blockchain
JavaScript
Solidity
Achievements / Key results
1. Enabled full cross-chain DeFi functionality and improved user reach • Result: The product evolved from single-chain usage to a multi-chain DeFi platform, supporting swaps, bridges, deposits, and transfers across EVM, Cosmos, Solana, and Bitcoin ecosystems. • My contribution: - Integrated LiFi SDK and built a custom LiFi Widget fork for cross-chain swaps and bridges - Implemented Orderly cross-chain deposit flows - Built Wormhole-based bridges (Ethereum ↔ Polygon ↔ Base) - Ensured safe transaction execution using Safe SDK multisig 2. Improved product reliability, security, and scalability • Result: Reduced operational risks and improved stability for production usage. • My contribution: - Built secure Nest.js proxy endpoints to protect API keys and sensitive integrations - Designed transaction flows with account abstraction and intent-based execution - Refactored and optimized frontend architecture using Vite, Zustand, and modern Web3 tooling (Wagmi, Viem) 3. Increased user adoption through better UX and performance • Result: More intuitive onboarding and smoother user journeys for non-technical users. • My contribution: - Delivered full redesigns (KIMA Explorer, Hub, Claim, Bridge) focusing on clarity and performance - Implemented SSR-safe wallet flows in Next.js - Built responsive, production-grade UI using Tailwind, SCSS, MUI, Framer Motion 4. Enabled new revenue streams and business features • Result: The product expanded beyond pure DeFi into payments, staking, and incentives. • My contribution: - Implemented crypto credit-card top-up logic (Mobilum integration) - Built staking & incentive platforms with MLM-style reward logic and admin dashboards - Developed admin panels to manage campaigns, staking pools, and bridge operations 5. Accelerated delivery and reduced time-to-market • Result: Faster feature releases with fewer regressions. • My contribution: - Took ownership of features end-to-end (architecture → implementation → integration) - Worked closely with backend and protocol teams to unblock releases - Proactively improved developer experience and reduced technical debt
Considering roles
FRONTEND
Ready to work
remotely
chișinău
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Frontend Blockchain Developer

    Apr 2024 - Jan 20261 year 10 months

  • Frontend x Solidity Blockchain Developer

    Feb 2023 - Apr 20241 year 3 months

Web3 Engineer

  • Tunisia, Tunis
  • 1-3 years
  • $33.6k ($2.8k / month)
  • Advanced
Core technical skills
Solidity
JavaScript
Node.js
MongoDB
PostgreSQL
Web3
Achievements / Key results
• ERC20 Token Launch & Management • Designed ERC20 tokens with optional transfer tax, pausable safety mechanisms, and ownership controls. • Wrote full test suites using Foundry and deployment scripts for EVM networks. DeFi Staking & Vesting Contracts • Implemented staking contracts with reward distribution, emergency withdrawal, and admin controls. • Built vesting contracts supporting cliffs, linear release schedules, and revocation. Lending Protocol (Private Client) • Contributed to a collateralized lending system with oracle-based pricing and liquidation logic. • Performed basic security reviews to mitigate reentrancy and access-control risks.
Considering roles
BACKEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Blockchain Tech Lead

    Jan 2024 - current time2 years 1 month

  • Web3 Full-Stack Engineer

    Aug 2023 - Dec 20235 months

QA Engineer

5+

Popular candidate! Connected by 5+ companies

  • Poland, Warsaw
  • 1-3 years
  • $36k ($3k / month)
  • Intermediate
Core technical skills
jQuery
Sanity testing
Usability testing
Solidity
MySQL
Achievements / Key results
ttt
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • oooo

    Feb 2007 - Apr 202518 years 3 months

    Senior full stack

    Apr 2000 - Jan 20076 years 10 months

df

  • United Arab Emirates, Dubai
  • 1-3 years
  • $4.4k ($370 / month)
  • Intermediate
Core technical skills
MongoDB
Docker
Redux
CI/CD
Solidity
Achievements / Key results
d
Considering roles
DEVOPS
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • d

    Apr 2012 - current time13 years 10 months

web3 developer

5+

Popular candidate! Connected by 5+ companies

  • India, Giridih
  • Less than 1 year
  • $24k ($2k / month)
  • Upper intermediate
Core technical skills
Solidity
React.js
Rust
Node.js
Algorithms / Data Structures
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
FULL STACK
FRONTEND
BACKEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • web developer

    Jan 2025 - Aug 20258 months

Blockchain Engineer

10+

Popular candidate! Connected by 10+ companies

  • France, Lyon
  • 3-5 years
  • $120k ($10k / month)
  • Advanced
Core technical skills
Solidity
Node.js
Go
CI/CD
Blockchain
Achievements / Key results
Side Projects Blockchain Automation & DeFi Bots Built multichain DeFi trading, token sniping, and portfolio automation bots in Go and TypeScript, featuring live transaction streaming, wallet activity tracking, and direct smart contract interaction for various strategies. Real-Time Web3 Monitoring & Scam Protection Designed backend tools for streaming on-chain alerts, automated swap execution, and scam detection across EVM networks, ensuring rapid response to market events. Web Scraping & API Automation Developed custom scrapers and automation bots in Node.js, Rust, and Go for data extraction, social media automation, and API integration, supporting real-time blockchain analytics and event monitoring.
Considering roles
DEVOPS
FULL STACK
BACKEND
Ready to work
remotely
lyon
paris
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Blockchain Engineer

    Mar 2022 - Dec 20253 years 10 months

Sint quasi dolore an

5+

Popular candidate! Connected by 5+ companies

  • Israel, Ashdod
  • 3-5 years
  • $20k ($1.7k / month)
  • Pre intermediate
Core technical skills
manual testing
Mobile testing
SASS
AWS
Solidity
Achievements / Key results
Eiusmod do lorem rem
Considering roles
DEVOPS
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • d

    Dec 2009 - current time16 years 2 months

sc12@

  • Job experience is missing
  • English level is missing
Considering roles
DATA SCIENCE
FULL STACK
FRONTEND
MOBILE
Core technical skills
Cypress
Android
MongoDB
GraphQL
Solidity
Docker
Mobile Design App
Django
Design thinking
Responsive design
Human Interface Guidelines
CI/CD
Redux
Node.js
Firebase

р

20+

Popular candidate! Connected by 20+ companies

  • United Kingdom, London
  • 3-5 years
  • $7k ($583 / month)
  • Pre intermediate
Core technical skills
Kafka
Solidity
PostgreSQL
HTML & CSS
manual testing
Achievements / Key results
jj
Considering roles
DEVOPS
FRONTEND
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • oo

    Jan 2021 - current time5 years 1 month

Blockchain Engineer

15+

Popular candidate! Connected by 15+ companies

  • United Kingdom, Manchester
  • 3-5 years
  • $110k ($9.2k / month)
  • Advanced
Core technical skills
Rust
TypeScript
Solidity
Blockchain
Web3
Achievements / Key results
- Designed node inactivity tracking pallet and offline marking workflow to reduce collator nodes inactivity time to 2 days for Tanssi network - Researched and integrated XCM on t3rn's blockchain, created CLI for sending XCM transfers, configured the automated sending of 1000+ daily XCM transfers on t3rn's testnet - Designed decentralised marketing campaigns pallet that uses custom Merkle trees to allow for distributing rewards to 500 million+ addresses per campaign for Metaverse Network
Considering roles
BACKEND
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Blockchain Developer

    Jul 2024 - current time1 year 7 months

  • Blockchain Developer

    Sep 2023 - Jun 202410 months

  • Blockchain Developer

    Mar 2022 - Aug 20231 year 6 months

    Intern Blockchain Developer

    Apr 2021 - Nov 20218 months

Qa

35+

Popular candidate! Connected by 35+ companies

  • United Kingdom, London
  • 1-3 years
  • $150k ($12.5k / month)
  • Intermediate
Core technical skills
manual testing
Mobile testing
HTML & CSS
React.js
Solidity
Achievements / Key results
• Optimised map functionality for faster rendering of 3k items
Considering roles
QA
Ready to work
remotely
kuşadası
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • Qa

    Feb 1990 - Feb 202030 years 1 month

Java

5+

Popular candidate! Connected by 5+ companies

  • United States, New York
  • Less than 1 year
  • $5k ($417 / month)
  • Advanced
Core technical skills
manual testing
Smoke testing
Solidity
HTML & CSS
Blockchain
Achievements / Key results
trshbswhr
Considering roles
DEVOPS
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • qa

    Mar 2025 - current time11 months

js engineer

5+

Popular candidate! Connected by 5+ companies

  • Germany, Kiel
  • 1-3 years
  • $2.5k ($208 / month)
  • Pre intermediate
Core technical skills
CI/CD
Responsive design
Redux
Docker
Solidity
Achievements / Key results
wefv
Considering roles
FRONTEND
MOBILE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • wef

    Sep 2022 - current time3 years 5 months

Tester

15+

Popular candidate! Connected by 15+ companies

  • null, Srinagar
  • 5+ years
  • $30k ($2.5k / month)
  • Advanced
Core technical skills
JavaScript
React.js
manual testing
Usability testing
Regression testing
Python
Solidity
Android
Angular.js
AWS Serverless
React Native
AWS
Django
RxSwift
Achievements / Key results
awd awds
Considering roles
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • '

    Feb 2014 - Apr 20151 year 3 months

while

5+

Popular candidate! Connected by 5+ companies

  • United States, New York
  • Less than 1 year
  • $22k ($1.8k / month)
  • Elementary
Core technical skills
MySQL
Functional testing
Python
Solidity
Vue.js
Achievements / Key results
hic cena amaritudo strues votum
Considering roles
DATA SCIENCE
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • via er

    Oct 2002 - current time23 years 4 months

kooky

10+

Popular candidate! Connected by 10+ companies

  • United States, New York
  • 5+ years
  • $72.9k ($6.1k / month)
  • Elementary
Core technical skills
JavaScript
Angular.js
MongoDB
Solidity
SASS
Achievements / Key results
ullus traho uter tui depereo
Considering roles
FULL STACK
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • bad minus

    Jul 1996 - current time29 years 7 months

long

10+

Popular candidate! Connected by 10+ companies

  • United States, New York
  • 1-3 years
  • $57.3k ($4.8k / month)
  • Advanced
Core technical skills
Web3
SASS
manual testing
Mobile testing
Solidity
Achievements / Key results
culpo vulnero statua suasoria et
Considering roles
FRONTEND
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • easy judgementally

    Aug 1979 - current time46 years 6 months

playfully

5+

Popular candidate! Connected by 5+ companies

  • United States, New York
  • Less than 1 year
  • $37.1k ($3.1k / month)
  • Pre intermediate
Core technical skills
React.js
API testing
PostgreSQL
Solidity
SASS
Achievements / Key results
vilitas comitatus tunc turpis pecco
Considering roles
QA
Ready to work
remotely
Experience details are hidden. To make them visible, send a message to the candidate.

Experience

  • woot railway

    Jun 1984 - current time41 years 8 months
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