Blockchain Developer
Verified:
City: Berlin
Postal Code: 10369
Start date: 25.07.2025
Location: Hybrid
Type: Temporary
German: Required
Level: A1
Job description
Job title: Blockchain Developer
Design, develop and maintain smart contracts on Ethereum, Hyperledger, and other blockchain platforms
Build decentralized applications (dApps) that utilize smart contracts
Collaborate with other team members to design and implement new features and functionalities for our blockchain-based products
Participate in code reviews and ensure that all code is of high quality and adheres to security best practices
Help to maintain and improve the performance of our existing blockchain-based products
Stay up-to-date with the latest developments in blockchain technology and research new technologies that can be applied to our products
Provide technical expertise on blockchain-related matters to internal teams and external clients
Job specifications
Strong software development background
Experience working with large codebases
Experience working with open-source projects
Proficiency in one of the following languages: C++, Java, JavaScript (Depending on the project)
Strong knowledge of common algorithms and data structures
Familiarity with basic cryptography
Familiarity with P2P networks
Strong knowledge of bitcoin-like blockchains
Strong knowledge of concurrency and writing efficient and safe multithreaded code
Strong knowledge of STL, C++11 (In the case of a blockchain based on C++)
Proficiency in the Qt Widgets module (Applies to projects where a GUI wallet application is needed)
Contact Details
Jane Doe (123) 456-7890 | jane.doe@email.com | recruiting.com