katsi14 (katsi14)

2018: Freelance, Android Developer
Working for different clients project
- Pupuh, simple multimedia app to teach people a traditional song from Sundanese ethnic
Design and Develop mini game on Native Android (Java)
- Medio Politico, team monitoring app for politic consultant.
Design and Develop monitoring agent app using Native Android (Java) that communicate with REST Api server using Retrofit and RealmDB as local DB
- Eneos Loyalty (Presale). an app to give Eneos seller point and redeem the point as rewards.
Design and Develop Customer loyalty app using Native Android(Java) that communicate with REST Api server using Retrofit and RealmDB as local DB

2019: Indonesia Comnets Plus (ICON+), Fullstack Developer.
- Internal Multi Router Traffic Grapher (MRTG)
Responsible for Maintenance and Bug fixing production issues using Php (CodeIgniter3) and MySQL
Responsible for manage and supporting vendors that involved in the project
Responsible for developing and support client CRs.
Responsible for Maintaining production servers that used CentOS
- Zabbix, Network Monitoring System tool
Responsible for maintenance and Bug fixing production issues using PHP and a little C++
Develop batch jobs using Python 2.7 and Postgres SQL
Develop Zabbix API to supply data for another application using PHP and JSON
Implement High Availability (HA) mechanism

2020: Toppan Ecquaria Pte Ltd, Software Engineer.
A company who provides digital government consultancy and solutions since 1998.
- Government Web Development Project (Java Spring, Javascript, bootstrap 3 and SQL Server).
Enhance data publication system
Maintenance and Bug fixing both from UI issues to Backend issues use Git and CVS as versioning control
Fix issues from PenTest by other vendors and local pentest using AppScan and SonarQube
Responsible for upgrading libraries that were used in the project
Upgrade Bootstrap 3 to Boostrap 4
- Government Web and Mobile Development Project (Rest API with Java Spring and SQL Server).
Develop API for mobile and web using Java. Tested using Postman and use Git as versioning control
- Government Batchjob, Web and Mobile Development Project.
Design and Develop CR from the client using PHP, WordPress, Javascript, and Mysql and use Git as versioning control
Upgrade bootstrap 3 to Bootstrap 5 version
Develop batch jobs using Spring Batch
Develop synchronized script to sync local environment data and Azure Blob
Implement Redis to WordPress
Implement Load Balance to Wordpress server using Nginx
Responsible for upgrading software versions such as WordPress version, Java version, Apache Tomcat version, and others, also write documentation about How to upgrade the software
Upgrade existing Python script that runs in 2.7 version so that can run with Python 3.11 version.

2021: Buildozzer, Front End Developer (Part Time),
A project to build a Marketplace app for building construction materials. This project ends in July 2022 but occasionally the client asks me to maintain or develop small features for the apps.
- Continue to develop the front-end part from previous engineer using CodeIgniter 3 and MySQL.