Big Data Analyst

About ABFinance ABFinance is a US-based firm building and enabling digital finance for the future. Their vision is to create a full financial ecosystem where digital assets, traditional finance, and everyday money management live in one seamless experience, made available to everyone. Founded by a team of innovators, traders, and compliance professionals, ABFinance's mission is to bring the emerging world of digital assets to everyone. Their flagship product is a secure, regulated crypto exchange building trading tools for both retail and institutional clients—including spot trading and yield generation products with a focus on compliance and security. Responsibilities Design and develop the architecture of the company’s data platform Continuously deliver data value to various business units with high quality, low cost, and high efficiency Provide solutions for platform architecture and performance optimization, and lead the rapid iteration of the big data platform Empower the company’s business growth through data-driven capabilities, continuously enhancing the company’s core competitiveness Requirements Bachelor’s degree or above in Computer Science or related fields, with 3+ years of Java development experience; proficient in Java with an in-depth understanding of JVM internals Familiar with common frameworks (Spring, Spring MVC, gRPC, MyBatis) and able to understand their underlying principles and mechanisms Solid computer science fundamentals, including operating systems, network architecture, algorithms, data structures, and common design patterns Familiar with distributed systems, caching, and messaging mechanisms; experience with Redis, Kafka, Spark, Flink, Zookeeper, or TiDB is preferred Experience with data platforms or microservices design and development, with an understanding of high availability and scalability, is a plus Experience with tagging systems or recommendation algorithm systems is a plus Passionate and enthusiastic about the blockchain industry, with a strong desire to contribute to its development Fluency in English and Chinese (Mandarin) required