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I'm a hands-on full-stack developer with experience building, deploying, and maintaining production web and mobile applications. I enjoy solving problems and delivering practical, reliable solutions that work in real-world scenarios. I thrive in collaborative teams, turning complex requirements into clean, scalable code, and I continually seek to learn new technologies to improve development processes and outcomes.…I'm a hands-on full-stack developer with experience building, deploying, and maintaining production web and mobile applications. I enjoy solving problems and delivering practical, reliable solutions that work in real-world scenarios. I thrive in collaborative teams, turning complex requirements into clean, scalable code, and I continually seek to learn new technologies to improve development processes and outcomes.

Cornelius Jason

Full Stack Developer, Web Developer, Front-End Developer, +1

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I'm a hands-on full-stack developer with experience building, deploying, and maintaining production web and mobile applications. I enjoy solving problems and delivering practical, reliable solutions that work in real-world scenarios. I thrive in collaborative teams, turning complex requirements into clean, scalable code, and I continually seek to learn new technologies to improve development processes and outcomes.…I'm a hands-on full-stack developer with experience building, deploying, and maintaining production web and mobile applications. I enjoy solving problems and delivering practical, reliable solutions that work in real-world scenarios. I thrive in collaborative teams, turning complex requirements into clean, scalable code, and I continually seek to learn new technologies to improve development processes and outcomes.

Available to hire

I’m a hands-on full-stack developer with experience building, deploying, and maintaining production web and mobile applications. I enjoy solving problems and delivering practical, reliable solutions that work in real-world scenarios. I thrive in collaborative teams, turning complex requirements into clean, scalable code, and I continually seek to learn new technologies to improve development processes and outcomes.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Mobile & Web Developer at IFGLife

September 1, 2022 - Present

Developed and maintained mobile applications using React Native for production use. Built and maintained progressive web apps (PWA). Integrated REST APIs and optimized app performance. Collaborated with backend and product teams to deliver stable releases.

Backend Developer at Digireto & Pawoon POS

November 1, 2021 - September 30, 2022

Developed and maintained backend APIs. Managed Git repositories, including PR reviews, release branches, and rebasing. Prepared deployment branches and rollback scenarios.

CMP Engineer at ZTE Indonesia

August 1, 2020 - July 31, 2021

Delivered products including testing, UAT, PAT documentation, and reporting. Troubleshooted system issues and analyzed technical problems. Worked closely with users to identify and resolve operational issues.

Backend Developer at Aksi Visama (TADA)

April 1, 2019 - March 31, 2020

Developed and maintained APIs. Assisted clients with API integration and technical support. Created technical documentation including flow diagrams, API documentation, and service documentation.

Software Developer at Finexus Jakarta

October 1, 2018 - March 31, 2019

Maintained and enhanced applications; performed testing, bug fixes, and code improvements. Released product patches and supported production systems.