MERN Stack Developer: Offline-First & Data Sync

Victrix Systems; Hinoba-an; On-site; PHP 500,000 - 1,000,000; Full time

Job summary

Victrix Systems in the Philippines is seeking a skilled MERN Stack Developer to build offline-first and disconnected applications that work well in low-connectivity environments and ensure data synchronization, caching, and conflict resolution.

You will develop back-end services with Node.js/Express, MongoDB, and front-end React, optimize performance for slow networks, and implement client-side storage like IndexedDB or PouchDB.

Qualifications

• 4+ years of experience in MERN Stack development.
• Strong proficiency in JavaScript (ES6+) and modern React development.
• Hands-on experience with React.js (Hooks, Context API, Redux); Node.js & Express.js; MongoDB.
• Experience building offline-first or disconnected applications.
• Knowledge of client-side storage technologies (IndexedDB, LocalStorage, PouchDB, SQLite).
• Experience with data synchronization, conflict resolution, and caching strategies.
• Strong understanding of REST APIs and GraphQL.
• Excellent debugging, problem-solving, and communication skills.

Responsibilities

• Develop and maintain web applications using MERN stack.
• Build responsive UIs using React (Hooks, Context API, Redux).
• Design and implement scalable backend services and APIs.
• Optimize database performance and application responsiveness.
• Collaborate with cross-functional teams to deliver high-quality software.

Skills

MERN Stack

JavaScript ES6+

React.js

Node.js

Express.js

MongoDB

Offline-first

Data synchronization

REST API

Debugging skills

Tools

PouchDB

CouchDB

IndexedDB

LocalStorage

SQLite

Redis

Service Workers

Azure

Job description

Victrix Systems in the Philippines is seeking a skilled MERN Stack Developer to build offline-first and disconnected applications that work well in low-connectivity environments and ensure data synchronization, caching, and conflict resolution.

You will develop back-end services with Node.js/Express, MongoDB, and front-end React, optimize performance for slow networks, and implement client-side storage like IndexedDB or PouchDB.