Jason Wijaya

Full Stack Developer

Kalbe Farma (International Division)•  April 2024 - Present•  East Jakarta, Indonesia

Developed 3 scalable applications and websites using ReactJS, Node.js, and Express.js, reducing manual processes by 40%, ensuring alignment with user needs and business requirements. Provided actionable insights that improved product designs, contributing to a 30% increase in user engagement. Delivered user-focused designs that increased brand consistency by 20%, enhancing user retention rates. Collaborated with cross-functional teams, streamlining project communication and reducing development time by 25%.