Hendry Z.

Background

About Hendry Z.

Xendit – Senior Software Engineer Architecting resilient, high-performance payment gateways to streamline transactions across Southeast Asia, with a focus on API gateway security and performance. Led the deprecation of legacy gateway services and onboarded an enterprise-grade gateway, achieving 50% latency improvement. Tech Stack: Node.js (TypeScript/Go), Unit Testing, MongoDB, PostgreSQL, SNS/SQS, Kafka, AWS, RESTful APIs, OpenAPI, React, TYK, KrakenD, OpenSearch Wellous – Founding Engineer → Head of Technology Built the entire e-commerce backend, frontend, and mobile app from scratch, scaling adoption from 10 to users. Led the transformation from monolith to stateless microservices and migrated infrastructure to the cloud. Scaled the engineering team from 1 to 20+ in three years. Tech Stack: Cordova/Ionic, AngularJS, Node.js, RESTful APIs, PHP, MySQL, CodeIgniter, AWS (S3, RDS, EC2, Load Balancer, ACM, Auto Scaling) Accenture – Senior Software Engineer Joined at a critical phase to complete a mobile app project in three months. Successfully launched the app, scaling to daily users. Led end-to-end Scrum development and mentored junior engineers. Tech Stack: Hybrid Mobile Apps (Cordova), Node.js, MongoDB, Spring Batch, Angular 2, Agile Scrum Hitachi eBworx – Software Engineer → Senior Software Engineer Developed and delivered corporate banking applications for leading banks in Singapore and Malaysia. Built and integrated custom banking solutions with enterprise back-end systems. Tech Stack: Java EE (Struts, EJB, JDBC, JMS), IBM WebSphere, Oracle WebLogic, Oracle Database (SQL/PL-SQL) Freelance Delivered 20+ projects, including web apps, mobile apps, and enterprise solutions. Managed resources and ensured smooth project execution. Tech Stack: PHP (Yii Framework), Cordova/PhoneGap, Swift (iOS), MySQL, HTML5