Angga Wijaya is a skilled back-end developer with extensive experience in developing APIs and software applications. Currently employed at PT Alto Network since April 2022, Angga focuses on the API Card Management System for Blu and the Promo Engine for Telkomsel. Previously, Angga worked at PT Multipolar Technology Tbk from October 2018 to February 2023, where responsibilities included developing REST APIs using Java Spring Boot, designing user interfaces with Angular and Vue.js, and enhancing banking software in compliance with OJK regulations. Angga also has experience as an assistant lecturer at Universitas Kristen Satya Wacana and holds a Bachelor's degree in Computer Science from the same institution, earned between 2014 and 2018.