Java Technical Expert/Architect

Release time:

2026-01-24 22:37

石家庄市

|

1-3 years

|

Unlimited


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We have numerous positions available—feel free to reach out for a chat. We’re hiring for roles at all levels, including junior, senior, expert, architect, and team lead positions, covering a wide range of business areas. Below are just a few examples:

[Java Development Engineer – [User Growth]]

 

Job Description

1. Take charge of the R&D work for critical, highly concurrent distributed systems, building a world-class user growth engine that covers areas such as user acquisition, ad delivery optimization, programmatic buying, and user-driven sharing and dissemination.

2. Participate in the design of system technical solutions, core code development, and system optimization, including modules such as high-performance backend engines, massive data storage and streaming transmission, user data centers, and complex business backends.

3. Participate in forward-looking projects such as various innovation and optimization initiatives, specialized technical research, and the introduction of new technologies.

 

Job Requirements

1. Bachelor’s degree or above in Computer Science or a related field, with more than one year of experience in the development and architecture of large-scale web applications.

2. Familiar with the Linux development environment and proficient in Java and object-oriented design and development.

3. Familiar with the design and development of large-scale distributed, high-concurrency, and highly available systems.

4. Possess excellent logical thinking skills and a passionate enthusiasm for tackling challenging problems; demonstrate strong ambition and a thirst for knowledge, with a curious mindset toward new things.

5. Priority will be given to candidates with experience in user growth, automated user operations, ad delivery optimization, and programmatic buying.

6. Preference will be given to candidates with experience in ad platform optimization, having used advertising platforms such as Facebook, Google, Baidu, and Tencent.

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Senior Java Development Engineer (Server) – [Main App]

 

Job Description

We are a group of backend engineers with an unwavering passion for technology, responsible for building company-level business platforms and business mid-platforms, and committed to improving development efficiency across all business lines.

As the core R&D team for major company events such as the Spring Festival, joining us means you’ll have the opportunity to take on the challenge of high-concurrency projects with millions of QPS.

1. Participate in the development of core product requirements for Kuaishou, deeply explore and analyze business needs, draft technical solutions and system designs, and carry out related code development.

2. Accept the challenges of high concurrency and massive data volumes, analyze and identify system optimization opportunities, and take responsibility for driving improvements in system performance and availability.

3. Accept the challenges posed by the complexity of mid-platform and platform system design and implementation; analyze and identify optimization opportunities within the system; and take responsibility for driving improvements in the system’s rationality, reliability, and availability.

4. Introduce innovative technologies and innovative solutions to the team, and tackle problems with creative thinking.

 

Job Requirements

1. More than three years of Java development experience, with a solid foundation in computer science and strong programming skills.

2. Proficient in multithreaded programming, familiar with the JVM, and well-versed in common open-source distributed middleware, caches, message queues, etc. Also familiar with MySQL and DevOps under Linux.

3. Familiar with object-oriented design and possessing certain system architecture design capabilities;

4. Passionate about technology, with nearly exacting standards for code quality and development practices, and adept at communication and teamwork.

5. Prior experience in the design and stabilization of large-scale distributed systems with high concurrency, heavy load, and high availability is preferred.

 

Contact Us

Haigewei Electronics Co.,Ltd

Mobile: +86 15810047588
Email: 469148808@qq.com
Address: Room 1801, Easy Communication. 253-261 Hennessy Road, Wan Chai, Hong Kong

Our products

Focus on the R&D and industrialization of watertight connection, underwater sensing, and sealing protection technologies.

Dedicated to providing reliable core electronic components to support humanity’s exploration and development of the oceans.

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