Xingji Yan

Experience

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  Longre Education

  Jun 2016 - Aug 2016

  Assistant Principal

  * Managed the academic feedback network group of all classes, mastered students’ attendance, class, and after-class situation, and provided timely feedback to the principal and all parents every day.* Reasonably arranged student classrooms, organized English corner lectures, etc., and invited famous teachers to discuss. * Offered daily statistical feedback on the physical condition of students and bedtime at night, and talked to students regularly to understand the situation.

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  Alibaba Group

  Jun 2019 - Jul 2019

  Taobao Software Engineer Intern

  * Exerted SQL CREATE TABLE statement in the table structure design of Taobao Mall. * Defined hotspot data and cache it in Redis, reduced database access pressure.* Recognized the one-to-many and many-to-one relationship of the table in the work of designing table structure.

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  Tencent

  Oct 2020 - Dec 2020

  Software Engineer Assistant

  Developed WeChat applet smart property backend to realize user management, payment by using Spring Boot framework, greatly facilitated the procedures between residents and the property.* Designed Restful APIs (Controller, Service) like Get, Post, Put, Delete to transfer the user resource between client and server and provide programmatic access to the object in a SQL server report the server catalog.* Defined hotspot data and cache it in Redis, enabled low latency and reduced database access pressure around 30%.* Built the corresponding image and deployed the backend service with Docker.* Generated the front-end user interface by using Vue.js, rely on Node to generate payment QR code.* Pressurized back-end services through HTTP requests and performed back-end Stress Testing in JMeter, ensure the response time does not exceed 2 seconds when 1000 HTTP requests per second. Show less

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  Sonos, Inc.

  Jun 2022 - Aug 2022

  Software Intern

  * Integrated SonarQube into Sonos S2 Android project which runs using a conditional flag against ACR Nightly builds on GitHub, the scanner provided a Quality Gate through Kubernetes Sandbox, greatly optimized the application code quality. * Set the SonarQube properties into Gradle file and CMake file, created a new environment variable, added the condition in and set the plugin in CMake file to run SonarQube Scanning conditionally. * Exported a SonarQube build flag in Nightly condition to achieve SonarQube runs nightly. * Performed On Demand Testing on the feature branch to ensure that it passes Functional Testing.* Enabled Jenkins test jobs in the DSL enabled job file and set up the Automation Jobs to ensure Jenkins test the feature branch automatically and shows the testing results in Kubernetes Sandbox. Show less

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  JASCI Software

  Feb 2023 - now

  Software Engineer

  • Participated in full development lifecycle activities of web applications.• Analyzing client requirements, working with solution consultant to draft end to end solutions, helping to generate project process flows, coding, testing, documenting and supporting on set up system and deployment to client servers.• Participated in designing Dynamic Process Control (DPC) engine, fully developed and continually adding new functions to implement the comprehensive design and made it achieve the goal to enable software adjustments and process optimization through drag-and-drop workflows, often eliminating the need for complex software coding.• Designed and implemented internationalization into web application system in Struts and Spring frameworks to support pre-defined user default and runtime switchable multi-language user interface.• Designed, created and maintained system themes and cascading style sheets (CSS) to specify user interface format by user preference.• Modified front-end jsp pages to allow software running on multi-browser including PC full screen, RF Gun and Tablet.• Supported go-live production implementation, set up system, trouble-shot issues, provided solutions for defects and missing logic, and enhanced existing processes.• Worked on merging multiple client SVN branches into trunk, eliminating conflicts and fixing bugs. Show less