5G Core Network Development EngineerProject Description:5G Core Network SMF Control Plane development and AI Large Model researchResponsibilities:1. Develop 5G Core Network features and verify their completeness2. Fine-tune LLM large models, use RAG to build a local knowledge base, and automatically generate test code3. Deploy large model clusters on AWS cloud services to provide intelligent services for local development toolsAchievements:1. Built a local intelligent knowledge base based on large models to assist developers in development2. Completed 5G Core Network feature development

Responsibilities:1. Provide cloud service technical support for China Mobile, Japan's DoCoMo, and KDDI.2. Lead the team to develop the China Mobile 5G cloud platform functionalities.3. Responsible for technical exchanges and code integration with teams from Hungary and Sweden.4. Maintain relevant components and bug fixes with the Linux and OpenStack communities.5. Integrate with third-party SDN-driven platforms.Achievements:1. Smooth upgrade and evolution of cloud platform projects for Japan and China Mobile with continuous support.2. Completed testing requirements for China Mobile, ensuring the stable operation and scalability of the cloud platform.3. Upgraded the operating system while ensuring system stability.

Project Description:The company's internal CI/CD platform, a platform for continuous automatic compilation, deployment, and testing.Responsibilities:1. Responsible for the development, maintenance, and upgrade of the company's internal CI/CD platform2. Collect and monitor the operating data of various components of the platform to ensure the stable operation of the platform3. Maintain the background data, continuously back up old and redundant data, ensure the consistency of data collection and display, and optimize the cache algorithm to ensure the real-time of data requestsAchievements:1. The CI/CD platform runs smoothly in the scenario of continuous data requests2. Cooperated with the Swedish team to upgrade the platform to the latest technology. Including overall architecture upgrade, and microservice of some components.3. Integrate more frameworks to serve more internal products.

Project Description:Tianjin Broadband Auxiliary System, statistics and display of call data collection and traffic billing.Responsibilities:1. Use perl script to read call data and traffic data from the server within a specified time period2. Perform statistics on traffic and call data, and enter the account according to the specified algorithm for call data and traffic reconciliation3. Develop a visualization platform to display permissions, users, traffic and voice in segmentsAchievements:1. Develop and test functions according to user needs2. Deploy the product on the Unicom intranet, maintain, develop and upgrade the product