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Christopher Metzner

@christophermetzner

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Senior Software Engineer with extensive experience in full stack development.

United States

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What I'm looking for

I am looking for a challenging role that fosters innovation, collaboration, and growth opportunities in a dynamic tech environment.

I am a Senior Software Engineer with over 9 years of extensive experience in all phases of the Software Development Life Cycle (SDLC). My expertise spans requirements analysis, application design, development, integration, maintenance, installation, implementation, and testing of various client, server, and web applications. I have a strong background in both frontend and backend development, utilizing frameworks such as React, Angular, and Vue, as well as backend technologies like Node.js and Django.

Throughout my career, I have successfully developed and deployed high-performance applications, including a dynamic dashboard at Apple and the world's first blockchain-based web browser at MASQ. My commitment to quality and performance is evident in my ability to improve API response times significantly and enhance user engagement through innovative features. I thrive in collaborative environments and prioritize clear communication with team members and stakeholders to ensure project success.

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Experience

Work history, roles, and key accomplishments

Senior Full Stack Developer

Intellectyx

Feb 2025 - Present (9 months)

Played a key role in migrating a compliance management platform from Django to FastAPI, focusing on performance improvements, real-time responsiveness, and scalability. Improved API response times by over 30% by migrating critical services from a monolithic Django architecture to a modern, async FastAPI microservices setup.

Python JavaScript React fastAPI Django MongoDB AWS GCP

Senior Full Stack Developer

MASQ

Jul 2021 - Present (4 years 4 months)

Designed and developed the world's first blockchain-based web browser from the ground up, focusing on user experience and introducing features like a global visualization with 3D Earth interactions. Implemented a real-time network speed monitoring feature and an automated update system, achieving a 90% adoption rate.

Web3.js TypeScript MongoDB SQLite

Senior Full Stack Developer

Apple

May 2020 - Present (5 years 6 months)

Developed dynamic and interactive data visualizations using D3.js to present complex data in an easily understandable format. Utilized Redux for efficient state management and followed best practices for component-based architecture in React.js.

React Redux D3.Js Jest

Senior Full Stack Developer

Newegg

Sep 2015 - Present (10 years 2 months)

Upgraded the Newegg eCommerce platform, enhancing user experience with features such as real-time inventory updates, personalized product recommendations, and a secure checkout process. Developed and deployed a high-performance e-commerce website using MERN Stack, driving significant client growth.

React Native Django Python AWS EC2

Senior Full Stack Developer

RealSelf

Mar 2014 - Present (11 years 8 months)

Developed a healthcare web application to improve the patient portal with new features such as appointment scheduling, medication reminders, and secure messaging. Developed and managed the RealSelf company website using WordPress, focusing on creating a user-friendly interface.