👋🏼 Hi, I'm Vitto.

Senior Software Engineer. Crafting high-quality, scalable applications.

Specializing in React, TypeScript, and modern web technologies. Based in Indonesia, delivering world-class solutions for 8+ years.

Bali, Indonesia

Tech Stack

Vitto Lewerissa

Work Experience

SEP 2025 — PRESENT

CHI logo

Senior Front End Engineer

Leading major React Native upgrades across iOS and Android platforms, navigating breaking changes across multiple versions. Focused on reducing technical debt by removing deprecated packages, cleaning up legacy code, and resolving lint violations to improve code quality and maintainability.

React NativeTypeScriptVite

OCT 2022 — APR 2025

TipTip logo

Senior Front End Engineer

Built and maintained multiple user-facing and internal applications using Next.js and TypeScript. Delivered product features and engineering initiatives while consistently meeting sprint deadlines. Optimized web performance to support high-scale ticketing events for major concerts, handling large traffic spikes efficiently.

Next.jsTypeScriptRetool

APR 2022 — OCT 2022

Phantom Network logo

Senior Front End Engineer

Contributed to the successful launch of key features for the #1 NFT project on OpenSea. Developed a Discord-like real-time chat MVP while collaborating with a cross-functional team. Delivered major product features and resolved critical bugs, significantly improving platform stability and user experience.

Next.jsTypeScript

DEC 2019 — APR 2022

GDIS logo

Front End Engineer

Led a team of developers while mentoring junior engineers and overseeing all front-end deliverables. Revamped the core product from scratch using React and GraphQL, improving load times and reducing maintenance overhead. Eliminated legacy code and technical debt, resulting in faster feature delivery and fewer bugs.

React.jsTypeScriptGraphQL

OCT 2016 — NOV 2019

KodeFox logo

Front End Engineer

Delivered multiple client applications including web apps with React and mobile apps with React Native. Modernized legacy applications by upgrading to the latest React and integrating Redux for state management. Contributed to VisionUI, a no-code framework for rapid app generation. Led technical workshops and mentored developers at various organizations.

React.jsReact NativeNode.jsGraphQLREST API

Featured Projects

A collection of projects I've worked on, ranging from web applications to mobile apps.

CHI App preview

CHI App

A mobile event ticketing platform where users can discover events, purchase tickets, and order food and drinks. Features a seamless cashless experience with QR-based entry and in-app ordering, plus crew management tools for event staff.

React NativeTypeScript
CHI
CHI Backstage preview

CHI Backstage

The comprehensive platform for event organizers to create and manage events end-to-end. Features include crew coordination and scheduling, product management for merchandise and concessions, real-time event operations, and detailed analytics to streamline the entire event lifecycle.

React.jsTypeScript
CHI
CHI Tickets preview

CHI Tickets

The web version of CHI that allows users to browse events and purchase tickets directly from their browser. Provides a streamlined checkout experience for event-goers who prefer web over mobile.

React.jsTypeScript
CHI
TipTip preview

TipTip

An event ticketing platform where users can discover, buy, and sell tickets for concerts, festivals, and live events across Indonesia. Also features community creation tools, live streaming capabilities, and a marketplace for digital products.

Next.jsTypeScript
TipTip
TipTip Hub preview

TipTip Hub

A platform for creators to manage their events and digital products. Also enables supporters to promote creator products through an affiliate system, helping creators grow their audience and revenue.

Next.jsTypeScript
TipTip
ProCost preview
Archived

ProCost

A budget management system designed specifically for construction companies. Features project cost tracking, budget allocation, expense monitoring, and financial reporting to help construction firms manage their finances effectively.

React.jsGraphQL
GDIS
Vospay preview
Archived

Vospay

Vospay is looking to revolutionize the traditional multifinance industry and expand its market reach. One of the goals is to facilitate online transactions with multifinance platforms. Vospay is bridging multifinance customers with a large number of Indonesia's e-commerce platforms.

Zumi preview
Archived

Zumi

Zumi is a parent-teacher communication app that disrupts traditional WhatsApp-based communication. Built frontend pages including signup flow, bulletins, class news, and reports, plus developed the backend using Node.js and MongoDB for seamless parent-teacher interactions.

React Native
KodeFox
Marketwurks preview

Marketwurks

Marketwurks allows you to easily and affordably manage your market. Enhanced the platform with new features including drag & drop functionality for forms, new form types, labelling system, and maintained the application by fixing regressions and bugs.

React.js
KodeFox

Workshop & Events

Sharing knowledge and engaging with the community through workshops and conferences.

BTPN and Jenius team workshop
Full Week Workshop

React Workshop for BTPN & Jenius Team

Together with 2 of my colleagues, I delivered an intensive full week React workshop for the development teams at BTPN and Jenius. The training covered fundamental React concepts, state management patterns, and hands-on project development with practical coding exercises.

Activities at KodeFox
Zumi x KodeFox in Tech in Asia Conference
Conference

Tech in Asia Conference

Alongside my colleagues from KodeFox, I represented Zumi at the Tech in Asia Conference. We showcased our mobile application to industry leaders, investors, and fellow developers, demonstrating the app's features and gaining valuable exposure in Southeast Asia's tech ecosystem.

Activities at KodeFox