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I am Christopher Kantenrosegold, a MERN stack engineer with 12+ years of experience building reliable, scalable web applications. I specialize in JavaScript, Node.js, React, and MongoDB, with hands-on expertise across the full MERN stack, API design, database optimization, and production performance improvements. I have led teams, implemented cloud deployments on AWS, and built robust pipelines that support fast, stable releases. I thrive in collaborative settings, communicate clearly, and focus on delivering real value. I’m comfortable working independently or as part of an international team, and I’m excited to help organizations scale their web platforms with clean code, maintainable architecture, and measurable results.…I am Christopher Kantenrosegold, a MERN stack engineer with 12+ years of experience building reliable, scalable web applications. I specialize in JavaScript, Node.js, React, and MongoDB, with hands-on expertise across the full MERN stack, API design, database optimization, and production performance improvements. I have led teams, implemented cloud deployments on AWS, and built robust pipelines that support fast, stable releases. I thrive in collaborative settings, communicate clearly, and focus on delivering real value. I’m comfortable working independently or as part of an international team, and I’m excited to help organizations scale their web platforms with clean code, maintainable architecture, and measurable results.

Christopher Kantenrosegold

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

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I am Christopher Kantenrosegold, a MERN stack engineer with 12+ years of experience building reliable, scalable web applications. I specialize in JavaScript, Node.js, React, and MongoDB, with hands-on expertise across the full MERN stack, API design, database optimization, and production performance improvements. I have led teams, implemented cloud deployments on AWS, and built robust pipelines that support fast, stable releases. I thrive in collaborative settings, communicate clearly, and focus on delivering real value. I’m comfortable working independently or as part of an international team, and I’m excited to help organizations scale their web platforms with clean code, maintainable architecture, and measurable results.…I am Christopher Kantenrosegold, a MERN stack engineer with 12+ years of experience building reliable, scalable web applications. I specialize in JavaScript, Node.js, React, and MongoDB, with hands-on expertise across the full MERN stack, API design, database optimization, and production performance improvements. I have led teams, implemented cloud deployments on AWS, and built robust pipelines that support fast, stable releases. I thrive in collaborative settings, communicate clearly, and focus on delivering real value. I’m comfortable working independently or as part of an international team, and I’m excited to help organizations scale their web platforms with clean code, maintainable architecture, and measurable results.

Available to hire

I am Christopher Kantenrosegold, a MERN stack engineer with 12+ years of experience building reliable, scalable web applications. I specialize in JavaScript, Node.js, React, and MongoDB, with hands-on expertise across the full MERN stack, API design, database optimization, and production performance improvements. I have led teams, implemented cloud deployments on AWS, and built robust pipelines that support fast, stable releases.

I thrive in collaborative settings, communicate clearly, and focus on delivering real value. I’m comfortable working independently or as part of an international team, and I’m excited to help organizations scale their web platforms with clean code, maintainable architecture, and measurable results.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Bashkir

Advanced

Javanese

Intermediate

Amharic

Intermediate

Work Experience

Lead MERN & Full Stack Engineer at Clam

April 1, 2023 - March 1, 2026

Developed full-stack web applications using JavaScript, React, Node.js, Express, Next.js, and MongoDB. Created a reusable project starter template with React, Node.js, and Redux that reduced initial setup time to under 50%. Expanded a small team into a larger organization of 50+ developers across 10+ projects and introduced Agile practices to improve communication and workflows with international clients. Served as team lead, project manager, and Scrum Master, establishing client relations and project workflows. Researched and adopted new technologies, including AWS, to grow our tech stack.

Senior MERN Stack Engineer at APA

July 1, 2020 - February 1, 2023

Built an enterprise React plugin to integrate with a third-party CAD data lifecycle, enabling data sync and replication. Implemented 2-factor authentication and SSO, and delivered additional features and site maintenance resulting in over 300 customer onboardings in one year. Developed a high-performance eCommerce application using React, Redux, React Hooks, MUI, and Ant. Created a custom Node.js API to handle CRUD and authentication, and integrated AWS and Google Cloud Platform buckets for file storage and data management.

Senior Node.js Back-end Engineer at Cloudreach

June 1, 2018 - February 1, 2020

migrated backend from MySQL to MongoDB to improve scalability and performance. Designed and implemented a robust user authentication system, integrated multiple payment gateways, and built real-time order tracking. Ensured responsive design for mobile, delivered a scalable architecture, and collaborated with cross-functional teams to deliver critical features.

MERN & Full-Stack Developer at Cisco

October 1, 2014 - March 1, 2018

Implemented microservices architecture to reduce data transfer and response time. Built a conferencing system using BigBlueButton on the backend, and developed a tracking system that monitors working time and screenshots. Enhanced document editing by forking a library to allow in-platform editing. Delivered robust, high-performance solutions using React, Node.js, Express, MongoDB, and TypeScript.