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I am a backend-focused software engineer with significant experience in building distributed systems and enhancing operational efficiency through innovative solutions. My journey has led me to work extensively with various technologies, focusing on developing robust backend architectures and real-time applications to support large-scale operations.…

Qingge Li

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I am a backend-focused software engineer with significant experience in building distributed systems and enhancing operational efficiency through innovative solutions. My journey has led me to work extensively with various technologies, focusing on developing robust backend architectures and real-time applications to support large-scale operations.…

Available to hire

I am a backend-focused software engineer with significant experience in building distributed systems and enhancing operational efficiency through innovative solutions. My journey has led me to work extensively with various technologies, focusing on developing robust backend architectures and real-time applications to support large-scale operations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Chinese

Fluent

English

Beginner

Work Experience

Team Lead / Full Stack Engineer at State Grid Electric Power Data Visualization Project

January 1, 2023 - January 1, 2024

Led a small engineering team to build a power grid operational data visualization platform for Liaoning provincial electric power systems using React, TypeScript, and ECharts. Designed backend aggregation services using FastAPI and PostgreSQL, and optimized query performance using PostgreSQL indexing for large-scale time-series visualization.

Senior Backend Engineer at Smart Operations Platform

January 1, 2022 - January 1, 2026

Designed distributed booking and scheduling simulation systems and implemented pricing computation engines with high-frequency request handling. Developed real-time operational dashboards and constructed event-driven architectures for operational efficiency.

Software Engineer (Academic & Project Systems)

January 1, 2020 - January 1, 2022

Developed Flask-based backend systems and implemented Redis caching for high-frequency read scenarios. Optimized API performance and assisted in refactoring monolithic services into modular components.