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I'm a software engineer with a strong backend and frontend background, specializing in building scalable distributed systems and delivering robust, maintainable code. I enjoy turning complex problems into elegant solutions and collaborating across teams to drive meaningful product outcomes. Based in Shanghai, I thrive in fast-paced environments, love exploring new technologies, and enjoy mentoring teammates. In my spare time I contribute to open source projects and experiment with new architectures and tooling.…I'm a software engineer with a strong backend and frontend background, specializing in building scalable distributed systems and delivering robust, maintainable code. I enjoy turning complex problems into elegant solutions and collaborating across teams to drive meaningful product outcomes. Based in Shanghai, I thrive in fast-paced environments, love exploring new technologies, and enjoy mentoring teammates. In my spare time I contribute to open source projects and experiment with new architectures and tooling.

Jingyi Zheng

Developer, Front-End Developer, Full Stack Developer, +3

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I'm a software engineer with a strong backend and frontend background, specializing in building scalable distributed systems and delivering robust, maintainable code. I enjoy turning complex problems into elegant solutions and collaborating across teams to drive meaningful product outcomes. Based in Shanghai, I thrive in fast-paced environments, love exploring new technologies, and enjoy mentoring teammates. In my spare time I contribute to open source projects and experiment with new architectures and tooling.…I'm a software engineer with a strong backend and frontend background, specializing in building scalable distributed systems and delivering robust, maintainable code. I enjoy turning complex problems into elegant solutions and collaborating across teams to drive meaningful product outcomes. Based in Shanghai, I thrive in fast-paced environments, love exploring new technologies, and enjoy mentoring teammates. In my spare time I contribute to open source projects and experiment with new architectures and tooling.

Available to hire

I’m a software engineer with a strong backend and frontend background, specializing in building scalable distributed systems and delivering robust, maintainable code. I enjoy turning complex problems into elegant solutions and collaborating across teams to drive meaningful product outcomes.

Based in Shanghai, I thrive in fast-paced environments, love exploring new technologies, and enjoy mentoring teammates. In my spare time I contribute to open source projects and experiment with new architectures and tooling.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Chinese

Advanced

Work Experience

Software Engineer at Huawei

December 1, 2024 - August 18, 2025

Developed communication infrastructure for Huawei distributed storage systems, focusing on unified node protocols. Led development of a connection pool model reducing redundant connections by 70%, optimized heartbeat detection mechanism to reduce misjudgment rate and unnecessary reconnections, designed a communication diagnostic tool that automated root cause analysis resolving 600+ anomalies, and automated communication module testing with Google Test and shell scripts, improving local testing efficiency by 60%.

Frontend Engineer at Xencio

May 1, 2024 - August 18, 2025

Built reusable Angular components reducing code duplication by ~40%, refactored ECharts components for Configuration Driven Development, and implemented responsive web design for banks' statement analysis app. Developed reliable chunked upload mechanism supporting resumable uploads, led migration of web app to mobile with responsive design, and set up CI/CD pipeline using Jenkins with AWS S3 deployments. Additionally, optimized capital management web app with lazy loading, tree shaking, token-based security mechanisms, and real-time WebSocket data subscriptions to improve load performance and user experience.

Software Engineer at Huawei

December 1, 2024 - August 18, 2025

Led development of connection pool model to reduce redundant connections by 70%, improving performance in multi-node communication. Optimized heartbeat detection mechanism, lowering misjudgment rate from 15% to 10%, reducing unnecessary reconnections by 25%. Designed and led a communication diagnostic tool that automated issue detection and root cause analysis, resolving over 600 communication anomalies. Automated testing with Google Test and Shell scripts, improving testing efficiency by 60% and promoting team adoption.

Frontend Engineer at Xencio

May 1, 2024 - August 18, 2025

Built reusable Angular components reducing code duplication by ~40%, and refactored ECharts components supporting configuration-driven development and responsive design. Developed resilient chunked upload for large files with resumable upload and progress tracking, enhancing reliability. Led migration of web app from PC to mobile with responsive redesign. Established CI/CD pipeline using Jenkins and automated static asset deployment to AWS S3, boosting release efficiency and uptime. Implemented route-level lazy loading and tree shaking, reducing TTI by half and bundle size by 30%. Developed secure dual-token silent refresh for tokens, and built Angular WebSocket service with RxJS to improve real-time data synchronization and user experience.

Software Engineer at Huawei

December 1, 2024 - December 1, 2024

Led the development of a connection pool model with acquisition and recycling logic to reduce redundant connections by 70% in high-concurrency multi-node communication. Optimized heartbeat detection with a dual-condition strategy, reducing misjudgment from 15% to 10% and cutting unnecessary reconnections by 25% under network fluctuations. Designed and delivered a unified communication diagnostic tool that standardized issue diagnostics, automated log collection and root-cause analysis, resolving 600+ anomalies and accelerating incident response. Automated module testing using Google Test with Makefile and Shell scripts for one-click compilation, execution, and log summarization, boosting local testing efficiency by 60% and driving team-wide adoption.

Frontend Engineer at Xencio

May 1, 2024 - May 1, 2024

Led frontend development, building 10+ reusable Angular components, reducing code duplication by ~40% and improving maintainability across modules. Refactored ECharts components for Configuration Driven Development (CDD), enabling usability improvements and responsive design. Implemented a resilient chunked upload mechanism for large bank statements with resumable uploads and automatic retry. Migrated a PC-based app to mobile with responsive design, resolving layout and interaction issues. Established a Jenkins-based CI/CD pipeline and automated static asset deployment to AWS S3 to improve release efficiency. Contributed to Watson and CFA projects with route-level lazy loading, dynamic component loading, and a WebSocket service for real-time data updates to enhance responsiveness.