1 of 5 free roles viewed today. Upgrade to premium for unlimited from only $19.99 with a 2-day free trial.

Senior Blockchain / Web3 Engineer - Contract

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is a Senior Blockchain/Web3 Engineer on a 6-month contract, 100% remote (EST). Pay rate is $90-$100/hour. Key skills include Solidity, Web3.js, React, Node.js, Python, Flask, and MongoDB. Strong security knowledge for Web3 applications is required.
🌎 - Country
United States
💱 - Currency
$ USD
💰 - Day rate
Unknown
Unknown
800
🗓️ - Date discovered
April 1, 2025
🕒 - Project duration
Unknown
🏝️ - Location type
Remote
📄 - Contract type
Unknown
🔒 - Security clearance
Unknown
📍 - Location detailed
New York, NY
🧠 - Skills detailed
#Python #React #Flask #AI (Artificial Intelligence) #Databases #MongoDB #Security #Spark (Apache Spark)
Role description
You've reached your limit of 5 free role views today.
Upgrade to premium for unlimited access - from only $19.99.

Role: Senior Full Stack Developer (Solidity, Web3, React, Node.js, MongoDB, Python, Flask)

Engagement: Contract

Duration: 6-Month Contract (with possible extensions)

Location: 100% Remote (EST Time Zone)

Language: English

Hourly Rate: $90 - $100

About the Role:

Innovatorspark is seeking 3 talented Senior Blockchain/Web3 Engineers to join our team on a contract basis. You’ll be working on cutting-edge Web3 applications, contributing to high-performance, secure, and complex browser-based solutions.

Who We Are:

Innovatorspark is a software development company at the forefront of AI and Blockchain innovation. We tackle exciting and challenging projects that push the boundaries of technology.

What We Offer:

  • Work on innovative Web3 projects in a dynamic and evolving market.

  • Collaborative and stimulating environment with a highly skilled development team.

  • Access to events and training for professional growth.

  • A development path based on skills and concrete objectives.

  • Corporate benefits and a dedicated welfare program.

Required Skills:

  • Blockchain & Smart Contracts: Solidity, Web3.js/Ethers.js

  • Frontend: React, Next.js

  • Backend: Node.js, Python, Flask

  • Databases: MongoDB

  • Strong understanding of security best practices for Web3 applications

Hiring Process:

  1. 10-Minute Intro Call – Get to know us!

  1. Technical Interview (1 Hour) – 15 minutes of technical questions + 45 minutes of live coding.

  1. Final Interview with CEO & Offer

How to Apply:

If you’re excited to work on cutting-edge Web3 projects, please apply here.

Regards,

Innovatorspark Hiring Team