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. Join DoraHacks and build the coolest & fastest-growing hackathon community platform and open-source ecosystem funding protocols. Responsibilities

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.

Requirements

Bachelor's degree or above in Computer Science or a related field.

Bilingual in Mandarin Chinese

Proficiency in Python programming language, familiarity with Node.js is a plus

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.

Preferred Qualifications

Web3 Experience is a plus: Familiarity with decentralized technologies, blockchain networks, or smart contract development. Experience in developing and optimizing high-concurrency servers.

Experience in frontend development or a certain understanding of frontend technologies.

AI experience is a plus: Familiarity with AI/ML concepts and tools to enhance product functionality and improve development processes.

AWS experience is a plus: Familiarity with AWS services such as EC2, S3, RDS, and Lambda