Subject: Skilled Full-Stack Developer | Ready for Real-time Collaboration (EST Shift) Hi there, I am a Full-Stack Developer with a strong foundation in building modern, responsive web applications. After reviewing your project requirements, I am confident that I can deliver exactly what you need. Why I am a great fit for your project: Full-Stack Capability: I am highly proficient in React, Next.js, and JavaScript/TypeScript for front-end development, combined with solid Node.js and Python experience for backend services and REST API integration. Ready for EST Business Hours: I can fully commit to your required real-time collaboration window (9:00 AM - 2:00 PM EST). My workflow is optimized for remote teamwork using Git and modern communication tools. Optimization-Focused: Beyond just coding, I focus on building reusable UI components and ensuring SEO & performance optimization (key for modern web apps). Infrastructure Familiarity: I have experience with Cloud Services and deployment, ensuring your project is not just built, but scalable and maintainable. I am ready to make a paid hire and can start immediately to help you build or improve your features. I’d love to hear more about your project goals. Best regards, Zekun Zhang

Subject: Skilled Full-Stack Developer | Ready for Real-time Collaboration (EST Shift) Hi there, I am a Full-Stack Developer with a strong foundation in building modern, responsive web applications. After reviewing your project requirements, I am confident that I can deliver exactly what you need. Why I am a great fit for your project: Full-Stack Capability: I am highly proficient in React, Next.js, and JavaScript/TypeScript for front-end development, combined with solid Node.js and Python experience for backend services and REST API integration. Ready for EST Business Hours: I can fully commit to your required real-time collaboration window (9:00 AM - 2:00 PM EST). My workflow is optimized for remote teamwork using Git and modern communication tools. Optimization-Focused: Beyond just coding, I focus on building reusable UI components and ensuring SEO & performance optimization (key for modern web apps). Infrastructure Familiarity: I have experience with Cloud Services and deployment, ensuring your project is not just built, but scalable and maintainable. I am ready to make a paid hire and can start immediately to help you build or improve your features. I’d love to hear more about your project goals. Best regards, Zekun Zhang

Available to hire

Subject: Skilled Full-Stack Developer | Ready for Real-time Collaboration (EST Shift)

Hi there,

I am a Full-Stack Developer with a strong foundation in building modern, responsive web applications. After reviewing your project requirements, I am confident that I can deliver exactly what you need.

Why I am a great fit for your project:

Full-Stack Capability: I am highly proficient in React, Next.js, and JavaScript/TypeScript for front-end development, combined with solid Node.js and Python experience for backend services and REST API integration.

Ready for EST Business Hours: I can fully commit to your required real-time collaboration window (9:00 AM - 2:00 PM EST). My workflow is optimized for remote teamwork using Git and modern communication tools.

Optimization-Focused: Beyond just coding, I focus on building reusable UI components and ensuring SEO & performance optimization (key for modern web apps).

Infrastructure Familiarity: I have experience with Cloud Services and deployment, ensuring your project is not just built, but scalable and maintainable.

I am ready to make a paid hire and can start immediately to help you build or improve your features. I’d love to hear more about your project goals.

Best regards, Zekun Zhang

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Chinese
Fluent
English
Advanced

Work Experience

Golang Backend Intern at Beijing Wanjie Data Technology Co., Ltd.
July 1, 2025 - November 1, 2025
Developed a one-stop AIGC platform supporting text, image, and video generation. Replaced polling with SSE for streaming AI responses, reducing CPU usage and network bandwidth. Implemented MySQL Master-Slave replication and Redis Sentinel for read/write splitting, achieving high availability and load balancing. Optimized slow SQL using EXPLAIN and composite indexing, reducing query time from 5s to 500ms. Used RabbitMQ for asynchronous media generation and Redis distributed locks to ensure idempotency. Independently developed the platform's admin system with Membership Management and System Financial Adjustment modules.
C++ Backend Intern at Hunan Kuang Network Technology Co., Ltd.
June 1, 2024 - October 1, 2024
Built a B2B high-performance server using the Reactor model (HP-Socket), supporting concurrent TCP/UDP transmission and real-time WebSocket data pushing. Resolved data integrity issues for high-frequency sensors (20 packets/s) by implementing custom UDP frame headers, reducing error rate from 5% to 0%. Switched from JSON to Protocol Buffers, doubling encoding speed and halving packet size.
Full-Stack Engineer at Mood Tracker App (Xian gtan University project)
September 1, 2025 - January 1, 2026
Architected a scalable platform using Golang (go-zero) and Next.js, handling complex state management and AI-driven insights. Implemented a Snowflake-based ID generator with custom clock-drift handling for distributed identities. Leveraged Redis Bitmaps to track annual user activity, reducing memory usage by 80% while maintaining O(1) query performance.

Education

Bachelor of Science in Chemical Engineering and Technology at Xian gtan University
January 1, 2022 - January 1, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Computers & Electronics, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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