Solidity Developer / Hyperledger Besu Developer Lisboa

Solidity Developer / Hyperledger Besu Developer
Lisboa
Lisboa, Lisboa, Portugal

Intellect
EU is an international technology company focused on digital finance and emerging technologies. At Intellect
EU we are on a mission to become the
-
- mind fintech company. We are committed to our people and believe in building a better future with the newest of the newest technologies. Giving young people and the industry veterans a growing ground to play, launch ideas & work very closely with our clients. With our
- on experience in both technical & capital market, there’s no challenge that’s left untackled. Since 2006 we have been focused on financial messaging and integration, being a SWIFT service partner.

We are seeking a motivated Solidity developer to join our Engineering team at Intellect
EU. As part of the team, you will be responsible for using the Solidity smart contract language to design and implement solutions under various distributed ledger technologies.

Responsibilities:

• Deliver
  - ready Smart contracts.
• Stay up to date with the latest developments of the Ethereum ecosystem and provide deep knowledge to the team.
• Participation in all stages of software development from design and development to deployment.
• Coach and mentor other members of the development team, growing the collective knowledge and expertise of the group.

Technical skills

• Proficiency in any of the programming languages (Java, Java
  Script, etc. )
• Expert in Hyperledger Besu
• Solid foundation in smart contracts development (Solidity or Vyper).
• Knowledge of smart contract dev tools/frameworks - hardhat and truffle.
• Knowledge of smart contract security aspects (re-entrance attack, Race conditions, Integer overflow/underflow, Denial of service, etc).
• Production experience with EVM-based blockchain applications.
• Familiarity with basic cryptography and P2P networks.
• Experience with web3. js or ether. js, and crypto wallets like Meta
  Mask or MEW.
• Proficiency in implementing ERC20 and ERC721 tokens.
• Understanding of RESTful web services design.
• Understanding of the modern development ecosystem: Git, CI/CD, and automated testing.

Would be a plus

• Proficiency with databases such as My
  SQL, Oracle, and Mongo
  DB.
• Knowledge of Level 2 scaling technologies

Soft skills

• Excellent
  - solving and communication skills.
• Able to collaborate directly with the client and set standards.
• Critical thinking

We guarantee:

• Excellent compensation and benefits package, including medical insurance and sports activities.
• International experience in a stable company: the company has offices in Antwerp, Lisbon, Krakow Kyiv, New York and operates on the market for over 15 years.
• A passionate team in an innovative, casual, positive, and open work environment, ready to meet your new ideas.
• Great opportunities for personal and professional development as well as the chance to change the way the business works in the financial world.
• Work where you're most productive — remote,
  - office, or hybrid options available.