Blockchain Lead Developer

We are a technology company that started its journey in 2008. Our main headquarters is located in the picturesque city of Poznań, nestled by the beautiful Malta lake. For more than 16 years, we have been assisting companies in developing and implementing innovative fintech solutions. Leveraging our expertise in areas such as blockchain, online payments, and more, our clients can invent and develop cutting-edge solutions and services that keep them at the forefront of innovation.

Blockchain Lead Developer

SKILLS: Solidity | Node.js | Express.js | MongoDB | EVM

B2B: PLN 190 - 235 / Hour 💰

LOCATION: REMOTE

Key Duties and Requirements: A Roadmap to Your Professional Success 🚀

Scope of responsibilities:

• Develop the core smart contracts on multiple chains.

• Write and deploy token contracts.

• Work with blockchain strategy, market analysis, smart contracts and backend integrations.

• Develop puzzles and challenges for developers to crack.

• Work closely with a small team and take ownership of important projects from the get-go.

Here’s a set of skills we require:

• Experience writing Layer 1 code (e.g. EVM, Tendermint).

• 3+ years of experience in smart contract development.

• Proficiency in Solidity language.

• Knowledge of token standards: ERC20, ERC721, ERC1155, gas optimization and token security.

• Experience with smart contract integration into backend (Node.js, Express.js, MongoDB).

• Understanding of MongoDB database structure.

• Third-party API integration.

• Experience with Git version control.

• Proficiency in English communication.

• Love for coding puzzles and challenges.