Joining Payment Financial Management team. using Java as Main Programming Language.- Design and Implement OpenAPI Bank Indonesia contract- Design and Implement gateway service for Jago X Tokopedia Integrations- Design and Implement Internal Connect service

Shopex team. Responsible for maintaining product favorites, catalogs, and reviews- Design and implement content filtering on product review and discussion to prevent frauds, bad words, and personal data leaks.Supply-chain team. Responsible to help build the warehouse management system.- Design and implement API to Integrate Warehouse Management System with external parties. This reduced Distribution Center setup cost up to 150 million IDR.- Design and implement API for loyalty points features that tracks seller performance and gives benefits (voucher, discount, etc) based on performance. This increases Additional sales/ GMV and reduces the cost of the loyalty points program.Tech stacks: Golang, Ruby, MongoDB, MySQL, ElasticSearch, Git

Work with Store and products team, to develop products on back-end services.Store team responsible for maintaining end to end shopping experience process from browsing product, checkout, payments, orders until reviewsKey roles:- Lead multinational team of 9 engineers using scrum method.- Design, lead and implement partner registration page, landing page, and personalized campaign. This increased the number of registered partners by 300%.- Improving API response time by reducing joins in query, denormalizing relations.- Implement and create guidelines for Domain Driven Development and Model View Controller architecture.- Design and implement microservice for image processing service. Includes resize, crop, and watermarks feature. This protects content and to claim ownership of an asset. This reduces the manpower needed to manually process the image.- Implement API to manage orders, products, and stock keeping units for partners. This reduces operational cost and manpower.Tech stacks: NodeJS, PHP, MongoDB, ElasticSearch, Git

Teaching assistant for 13 different class- Fundamental Programming (August - December 2016)- Algorithm and Data Structure (January - April 2017) - Gaming Multimedia, Fundamental Programming, Artificial Intelligence (August - December 2017) - Numerical Computation, Graph Theory and Automata (January - April 2018) - Game Development, Computational Intelligence (August - December 2018)

Creating web pages for Nodeflux main websites using react and redux