Li Liming

FullStack Engineer

LinkedIn

About

Highly skilled Java Development Engineer with 4+ years of experience in full-stack and backend development, specializing in building high-performance, scalable distributed systems. Proven expertise in Spring Boot, Spring Cloud, container technologies (Docker, Kubernetes), and cloud platforms (AWS, GCP), consistently delivering robust solutions that optimize system efficiency, ensure high availability, and enhance user experience. Adept at full project lifecycle involvement, from architecture design and technical solutioning to performance tuning and cross-functional collaboration in complex, high-concurrency environments.

Work Experience

FullStack Engineer

Wistron Software (Wuhan) Co., Ltd.

Sep 2024 - Mar 2025

Led full-stack development for the Manulife Insurance Claims Platform, delivering high-performance, scalable solutions that significantly enhanced user experience and operational efficiency.

  • Engineered and launched doctor search and medical card modules using React and Tailwind CSS, leveraging virtual DOM to reduce real DOM operations and achieve sub-second page loads in high-concurrency scenarios.
  • Designed and implemented highly available backend services with Spring Boot and SQL Server, optimizing thread pools and database connection pools to reduce interface response latency and ensure stable performance.
  • Orchestrated automated containerized deployment and elastic scaling of services using AKS, achieving 24/7 high availability and optimizing resource utilization by dynamically adjusting instances.
  • Implemented comprehensive system monitoring with professional tools, collecting real-time performance metrics (CPU, memory, interface response time) to proactively identify and resolve bottlenecks.

Backend Engineer

ChinaSoft International Technology Services Co., Ltd.

Aug 2021 - Aug 2024

Drove backend development and system optimization for critical financial risk management platforms, ensuring high availability and performance for complex data processing and cross-border collaborations.

  • Spearheaded the design and implementation of 80+ microservices for a Customer Due Diligence system on Linux, Cloud Foundry, and GCP, ensuring high availability and rapid processing of large customer data volumes.
  • Designed and optimized PostgreSQL database schemas with effective indexing and partitioning strategies, significantly improving data storage and query performance for high-volume financial transactions.
  • Collaborated with international teams to define and implement cross-border business requirements, leveraging distributed caching and asynchronous messaging to optimize system performance and data security across diverse networks.
  • Lead the migration of core microservices to GCP and containerized deployment with K8s, enhancing system scalability and responsiveness through performance tuning and network optimization.
  • Developed and implemented automated UI and API test scripts, achieving 90%+ test coverage and identifying performance bottlenecks through pressure testing for high-concurrency scenarios.
  • Introduced and developed reusable common business components, including an AOP-based Validation component, improving code reusability and readability while reducing maintenance costs.

Backend Engineer

Transcosmos Information creative(China) Co., Ltd.

Nov 2020 - Jul 2021

Contributed to backend development and operational support for internal systems, focusing on customization, maintenance, and performance optimization of critical business tools.

  • Performed secondary development and customization of Jira and Confluence platforms, integrating new functionalities to enhance project management and collaboration workflows.
  • Managed the deployment, debugging, optimization, and troubleshooting of Jira and Confluence instances, ensuring stable operation and high availability for internal users.
  • Contributed to system performance improvements by identifying and resolving operational issues, enhancing the efficiency and reliability of core business applications.

Education

Vehicle Engineering

Tianjin University Of Technology And Education

3.6/4.00

Sep 2017 - Jun 2021

Projects

Insurance Claims Platform

Sep 2024 - Jul 2025

A high-concurrency, high-availability platform designed for Manulife Insurance policyholders to provide efficient and convenient claims services, utilizing a distributed architecture combined with AWS deployment.

User Case Management

Jun 2023 - Aug 2024

A financial risk management system providing alerts and notifications for risky customers, enabling information sharing with third-party financial institutions for precise risk control.

Customer Due Diligence

Aug 2021 - Apr 2023

A comprehensive system with six business modules designed to assess customer risk and prevent financial crime, comprising over 80 microservices deployed on Linux, Cloud Foundry, and GCP.

Awards

CET-6 (College English Test Band 6)

National College English Test Committee

Jun 2021

Achieved Second Class Scholarship based on academic performance and CET-6 proficiency.

Second Class Scholarship

Tianjin University Of Technology And Education

Jun 2021

Awarded for outstanding academic performance.

Languages

Chinese (Mandarin) (Native) , English (Fluent)

Skills

Programming Languages

  • Java
  • JavaScript

Frameworks & Libraries

  • Spring Boot
  • Spring Cloud
  • MyBatis
  • React
  • Vue
  • Node.js
  • Tailwind CSS

Distributed Systems

  • Kafka
  • RocketMQ
  • Redis
  • Distributed Locks
  • Distributed Transactions
  • Microservices
  • RESTful API Design

Containerization & Orchestration

  • Docker
  • Kubernetes (K8s)
  • Istio

Cloud Platforms

  • Google Cloud Platform (GCP)
  • Amazon Web Services (AWS)

Databases

  • SQL Server
  • PostgreSQL
  • MySQL
  • Oracle
  • MongoDB

Caching

  • Redis
  • Caffeine
  • Memcached

DevOps & Tools

  • Git
  • Maven
  • Jenkins
  • Activiti
  • Drools

Architecture & Design

  • Computer System Architecture (ARM)
  • uboot
  • Data Structures
  • Design Patterns
  • System Design

Testing

  • UI Testing
  • API Testing
  • Performance Testing
  • Pressure Testing
  • Automation Testing