Backend Engineer

About us:

DoraHacks is a global hackathon organizer and one of the world's most active developer incentive platforms. It creates a global hacker movement in blockchain, quantum computing and space tech, and provides a wide range of toolkits to help developers around the world team up and fund their ideas and BUIDLs via hackathons, bounties, grants, idea networks, developer games and more.

About you:

You are a self-starter, a fast-learner, and are fluent in Mandarin.

• Develop, test, and maintain backend APIs.
• Design and optimize database structures, and efficiently store and manage data using MySQL and MongoDB.
• Ensure data collection and processing comply with security standards, maintaining data integrity and privacy.
• Research and apply blockchain technology to optimize data flow and transaction processes.
• Participate in system architecture design to improve system performance and scalability.
• Collaborate with the frontend development team to ensure seamless integration and efficient operation of APIs.
• Write clear and detailed technical documentation.

• Fluent in Mandarin for verbal communication (writing skills not required)
• Bachelor's degree or above in Computer Science or a related field.
• Proficiency in Golang, C++, or Python programming languages.
• At least 3 years of backend development experience.
• Familiarity with MySQL and MongoDB databases, with practical project experience.
• Deep understanding of data collection, security, and processing, with the ability to apply this knowledge in actual development.
• Basic knowledge of blockchain technology; candidates with relevant project experience are preferred.
• Familiarity with RESTful API design and implementation; knowledge of GraphQL is a plus.
• Strong problem-solving skills and ability to work well in a team.
• Strong learning ability and proactiveness, able to keep up with the latest technological developments.

• Experience in smart contract development.
• Experience in developing and optimizing high-concurrency servers.
• Experience in frontend development or a certain understanding of frontend technologies.