Experience

NTUC Enterprise Nexus Co-operative Limited

• Singapore
• Technology, Information and Internet
• 100 - 200 Employee

• Engineering - Squad Lead

  • Nov 2020 - Present

• Senior Software Engineer

  • Aug 2019 - Oct 2020

  NE Digital is the digital, data and technology organization that drives the Digital Transformation for our group of NTUC Social Enterprises.Delivering innovative Products and Solutions, empowering people to lead a better and meaningful life through our digital services in the area of daily essentials, health and community care, childcare and education as well as financial services.Technologies:* Web & Mobile App: React Native, React.js, Redux, Apollo, GraphQL.* Test: Jest, Enzyme, Detox.* CI/CD: Bitrise, Git pipelines.* Cloud Server: GCP, AWS* Monitoring: Sentry, Firebase Analytics, Stackdriver.



Bizzy Indonesia

• Indonesia
• Technology, Information and Internet
• 1 - 100 Employee

• Full Stack Engineer

  • Jan 2019 - Aug 2019

  Main Task: + Built Tokosmart, a B2B marketplace app that aim to digitalize 1 million outlets and increasing their income, backed up by Sinarmas Group(tokosmart.id). + Wrote unit test (coverage more than 90%) and conduct code review to maintain and improve code quality. + Responsible for app deployment from development, testing, until production stage. Technologies: * RESTful API : Node.js (Express.js, hapi.js), Typescript, MySQL, Redis, OAuth 2.0. * Mobile app: React Native, Typescript, Context API. * Web app: React.js, Redux. * Test: Jest, Enzyme. * CI/CD: Jenkins, Webhook. * Cloud Server: AWS Lambda. * Monitoring: Sentry, Google Analytics.



INDODAX - Indonesia Digital Asset Exchange

• Indonesia
• Financial Services
• 400 - 500 Employee

• Software Engineer

  • Aug 2018 - Jan 2019

  Indodax(Previously known as Bitcoin Indonesia) is the largest bitcoin & digital asset exchange in Indonesia with more than 2 million members. Main Task: + Designed and built API and middleware to stream real time transaction data from Kafka using Node.js (Express.js), MongoDB, Mocha, and OAuth 2.0. + Built Premium Member system with levels and dynamic discount for transaction and withdraw. + Integrate with various external API, e.g. payment gateway, trading chart, and chat service. + Developed CMS which used to manage user, performing withdraw and top up balance(via payment gateway), generate report, etc. using PHP, Javascript, MySQL, and Redis. + Built Trading Contest system which ranked user by transactions using PHP, Javascript, MySQL, and Redis.



Freelance Development

• Poland
• Strategic Management Services
• 1 - 100 Employee

• Full Stack Engineer (Freelance)

  • Apr 2016 - Oct 2018

  Designed and built web app, RESTful API, and mobile app. Projects: * Tanifund.com - Agriculture crowdfunding (web app). * Aoneschool - Child care management (iOs, Android). * Myaone.my - Child care management (web app). Technologies: *Web app & API: PHP, Javascript, Laravel, MySQL, Redis, OAuth 2.0, Slate. *Mobile app: Ionic (Angular + Typescript), Cordova, Firebase Cloud Messaging. Designed and built web app, RESTful API, and mobile app. Projects: * Tanifund.com - Agriculture crowdfunding (web app). * Aoneschool - Child care management (iOs, Android). * Myaone.my - Child care management (web app). Technologies: *Web app & API: PHP, Javascript, Laravel, MySQL, Redis, OAuth 2.0, Slate. *Mobile app: Ionic (Angular + Typescript), Cordova, Firebase Cloud Messaging.



PT Bank BTPN Tbk

• Indonesia
• Banking
• 700 & Above Employee

• Software Engineer at JENIUS

  • Jun 2016 - May 2018

  Work with dozens of people across the country to build Jenius, the largest fintech digital bank app in Indonesia. Main Task: + Developed Jenius 2.0 mobile banking for iOS, Android, and Web app using React Native, Redux, GraphQL, Apollo, Jest, and Enzyme. + Developed Jenius Web App 1.0 using Angular.js. + Worked closely with QA and Production Support to quickly solve Production issue. Work with dozens of people across the country to build Jenius, the largest fintech digital bank app in Indonesia. Main Task: + Developed Jenius 2.0 mobile banking for iOS, Android, and Web app using React Native, Redux, GraphQL, Apollo, Jest, and Enzyme. + Developed Jenius Web App 1.0 using Angular.js. + Worked closely with QA and Production Support to quickly solve Production issue.



PT. GAJAH TUNGGAL, Tbk

• Indonesia
• Automotive
• 700 & Above Employee

• Web Developer

  • Aug 2015 - Jun 2016

  Gajah Tunggal is the largest integrated tire manufacturer in Southeast Asia, produces and distribute high quality tires for passenger car, SUV's, commercial, off-the-road, industrial and motorcycles. Main Task: + Rebuilt old web app(gtradial.co.id, zeneos-tires.com, gitifleet.com) from using ASP.NET, Ms.SQL, and Store Procedure to new web app using Laravel, MySQL, Angular.js with new code and database architecture which significantly increase loading speed and response time. + Built GT Career web app using Laravel, Angular.js, and MySQL. + Developed and maintained TMS (Tire Management System). Used to manage contents for various company’s web app.



tiket.com

• Indonesia
• Software Development
• 700 & Above Employee

• Web Developer

  • Feb 2014 - Aug 2015

  Tiket.com is the pioneer and one of the leading OTA(Online Travel Agency) in Indonesia. Main Task: + Developed Tiket.com Web App using PHP (CodeIgniter), Javascript (jQuery), MySQL, MongoDB, memcached, and RabbitMQ. + Developed DOTA (Distributed Online Tiket.com Agent), B2B system of Tiket.com. + Developed CMS for admin and reporting system, also optimized existing codes, queries, and caches. + Built various landing page for promo and event campaign. Tiket.com is the pioneer and one of the leading OTA(Online Travel Agency) in Indonesia. Main Task: + Developed Tiket.com Web App using PHP (CodeIgniter), Javascript (jQuery), MySQL, MongoDB, memcached, and RabbitMQ. + Developed DOTA (Distributed Online Tiket.com Agent), B2B system of Tiket.com. + Developed CMS for admin and reporting system, also optimized existing codes, queries, and caches. + Built various landing page for promo and event campaign.