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I am a full-stack software engineer with over 4 years of commercial experience building scalable web applications and micro-frontend architectures. I have a proven track record delivering React and Angular applications in enterprise environments, with expertise in TypeScript, Node.js, and modern development practices. I am passionate about automation, test-driven development, and continuous improvement. I enjoy leading technical demos and collaborating with teams to enhance products and user experiences. My goal is to contribute impactful solutions that optimize performance and reliability.…I am a full-stack software engineer with over 4 years of commercial experience building scalable web applications and micro-frontend architectures. I have a proven track record delivering React and Angular applications in enterprise environments, with expertise in TypeScript, Node.js, and modern development practices. I am passionate about automation, test-driven development, and continuous improvement. I enjoy leading technical demos and collaborating with teams to enhance products and user experiences. My goal is to contribute impactful solutions that optimize performance and reliability.

John Can Aygin

Full Stack Developer, Web Developer, Programmer, +2

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I am a full-stack software engineer with over 4 years of commercial experience building scalable web applications and micro-frontend architectures. I have a proven track record delivering React and Angular applications in enterprise environments, with expertise in TypeScript, Node.js, and modern development practices. I am passionate about automation, test-driven development, and continuous improvement. I enjoy leading technical demos and collaborating with teams to enhance products and user experiences. My goal is to contribute impactful solutions that optimize performance and reliability.…I am a full-stack software engineer with over 4 years of commercial experience building scalable web applications and micro-frontend architectures. I have a proven track record delivering React and Angular applications in enterprise environments, with expertise in TypeScript, Node.js, and modern development practices. I am passionate about automation, test-driven development, and continuous improvement. I enjoy leading technical demos and collaborating with teams to enhance products and user experiences. My goal is to contribute impactful solutions that optimize performance and reliability.

Available to hire

I am a full-stack software engineer with over 4 years of commercial experience building scalable web applications and micro-frontend architectures. I have a proven track record delivering React and Angular applications in enterprise environments, with expertise in TypeScript, Node.js, and modern development practices.

I am passionate about automation, test-driven development, and continuous improvement. I enjoy leading technical demos and collaborating with teams to enhance products and user experiences. My goal is to contribute impactful solutions that optimize performance and reliability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Software Engineer at Cisco Systems

April 30, 2024 - August 26, 2025

Architected micro-frontend system using React components enabling 5+ development teams to deploy UI modules independently and reduce deployment conflicts by 80%. Delivered over 15 Angular UI components from design mockups to production, serving 10,000+ internal users across enterprise tooling platforms. Automated deployment processes reducing manual deployment time from 2 hours to 15 minutes using Node.js scripts. Led Java-to-Go migration for 3 critical microservices adopting TDD, improving performance by 40% and reducing memory usage by 60% while maintaining 100% test coverage and API compatibility. Maintained and debugged Go microservices architecture resolving 25+ production issues ensuring 99.9% uptime with comprehensive unit and integration testing. Integrated 8+ microservice APIs using Swagger/OpenAPI specifications ensuring consistent data flow across distributed systems. Championed test-driven development practices with extensive unit and integration test suites in Jest, Python

Full Stack Developer (Internship) at Vinple Inc.

July 31, 2019 - August 26, 2025

Built cross-platform mobile application using React Native achieving feature parity between iOS and Android platforms. Developed core web application features in React with MongoDB backend supporting user authentication and data management. Delivered bug fixes and feature enhancements in fast-paced startup environment, contributing to 20% improvement in user engagement.