Software Engineer with experience across backend, modern frontend (Next.js & React), and mobile engineering.

Professional Summary

Reza Septiansyah is a Software Engineer based in Indonesia with 6+ years of professional experience across backend engineering, modern frontend development (Next.js & React), mobile application engineering, and software architecture.

His core backend engineering stack includes Go (Golang), Java (Spring Boot & Spring Framework), Node.js (Express.js), and modern high-performance runtimes like Bun (Elysia.js).

On the frontend and web architecture side, he develops high-performance, responsive, and modern web applications using Next.js, React, and TypeScript, with attention to clean component design, state management, and SEO optimization.

In the mobile and client engineering space, he builds modern cross-platform and native mobile applications with Flutter, React Native, and Kotlin (Android) with emphasis on lifecycle reliability, responsive state management, and clean API integration.

Since beginning his professional journey in 2019, his career spans enterprise banking at PT Bank Capital Indonesia Tbk, fintech lending platforms at Fintag, digital payment systems at Saipay, and diverse software engineering roles.