Software Developer with a focus on web development and blockchain technologies

at  CPI Technologies GmbH

We are an innovative technology company specializing in the development of blockchain -based applications. Our goal is to fully leverage the opportunities of the digital market through the use of cutting-edge technologies and creative solutions.
Position: As a software developer in our team, you will work at the forefront of technological development, actively shaping the future of web and blockchain technologies. You will be responsible for the development and optimization of our products and services, which are based on React, smart contracts, and interaction with wallets.

• Development and implementation of user-friendly web applications using React.
• Integration and interaction with smart contracts and various cryptocurrency wallets.
• Working with Web3 technologies such as web3.js, ether.js, wagmi, and similar libraries.
• Implementation of functions for data querying and processing of on-chain data using API services such as Bitquery, Covalent, Moralis, QuickNode, and Alchemy.
• Integration of charting libraries such as TradingView and development of interfaces to swap services and aggregators like the 1inch Swap Service API, as well as fiat on-ramp services like Transak, Mercuryo, and Moonpay.
• Development of real-time applications using websockets for live data.
• Preparation for future integrations with yet unknown database systems and their connections.
• Solid knowledge in modern web development, ideally with a focus on React.
• Experience with blockchain technologies, especially smart contracts and wallet interactions.
• Familiarity with Web3 technologies and libraries (web3.js, ether.js, wagmi, etc.).
• Knowledge of crypto API services and processing of on-chain data.
• Experience with GraphQL is advantageous, as Bitquery uses this technology.
• Experience in the implementation and use of real-time data applications.
• Team spirit, independence, and ability to adapt to project standards and processes.
• Basic knowledge in CSS or experience with design frameworks like TailwindCSS is advantageous.
• Experience with version control through Git, as well as CI/CD processes using GitHub and AWS.