Saravanakumar Subramaniam, Developer in Singapore, Singapore
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Saravanakumar Subramaniam

Front-end Developer

Singapore, Singapore

Toptal member since September 13, 2022

Expertise
JavaScriptHTML5React.jsReact NativeApache CordovaFull-stackCSSReduxFintech DevelopmentIonicAngularJSNode.jsJavaAndroidSpring Boot
Bio

Saravanakumar is a self-motivated IT professional with deep knowledge and proficiency in Java, JavaScript, HTML, CSS, and full-stack application development. With 12+ years of professional experience in various industries, Saravanakumar is proud to deliver efficient code.

Portfolio

Singtel
Android, Java, JavaScript, React Native, React, Spring Boot, AWS HA, Kubernetes...
OCBC Bank
React, JavaScript, Redux, Redux-Saga, HTML5, Cordova, CSS3, Jest...

Experience

  • CSS3 - 8 years
  • JavaScript - 8 years
  • HTML5 - 8 years
  • React Native - 5 years
  • Redux - 5 years
  • Cordova - 5 years
  • React - 5 years
  • Redux-Saga - 4 years

Preferred Environment

React, React Native, Springbot, Node.js, Java, JavaScript, Android, Full-stack, Mobile Apps

The most amazing...

...thing was being a full-stack lead at Singtel Singapore for Heya and GOMO apps, driving development and releases. Also led OCBC mobile app payments.

Work Experience

Full-stack Developer

2022 - PRESENT
Singtel
  • Owned the Heya and GOMO mobile/web products, ensuring high availability, incident management, and release delivery.
  • Led application development and coordinated offshore developers and support teams. Drove end-to-end release management, from feature design to App Store/Play Store rollouts.
  • Participated in market walks to understand retailer challenges in SIM registration and gather competitor insights. Addressed key gaps by implementing fixes and rolling out enhancements to improve the product.
Technologies: Android, Java, JavaScript, React Native, React, Spring Boot, AWS HA, Kubernetes, Full-stack, Mobile Apps, AI Tools

Technical Lead

2019 - PRESENT
OCBC Bank
  • Led and contributed to core features' development of the OCBC mobile banking app, namely scan and pay, Chinese language translation, budgeting, and card services.
  • Integrated an in-app review rating popup after every successful transaction, which increased the app's rating to 4+.
  • Configured unit testing tools like Jest, added a React testing library to the project, and got involved in a POC that integrates AppDynamics into the mobile app.
Technologies: React, JavaScript, Redux, Redux-Saga, HTML5, Cordova, CSS3, Jest, Mobile Development, React Native, Mobile Apps, Fintech

Experience

GOMO Singapore

GOMO Singapore is Singtel's fully digital mobile service offering no-contract plans with affordable data, talk time, and roaming options. It provides a seamless app-based experience for activation, plan management, and customer support.

OCBC Digital

OCBC Digital is a consumer mobile banking application.

In this project, I led and contributed to the development of its core features, namely:

• Account balances' visualization at a glance
• Quick and easy login using biometrics
• Bills payment and funding transfers, both locally and overseas, with real-time competitive FX rates
• Account, cards, personal details, and other services management
• Seamless mobile payments at participating merchants and cardless cash withdrawals at OCBC ATMs by scanning the QR code

Skills

Libraries/APIs

React, Redux-Saga, Node.js

Languages

JavaScript, HTML5, CSS3, CSS, Java

Frameworks

React Native, Redux, Ionic 3, AngularJS, Jest, Spring Boot, AWS HA

Paradigms

Mobile Development

Platforms

Android, Kubernetes

Other

Cordova, Full-stack, Mobile Apps, AI Tools, Springbot, Fintech

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