Software Engineer, Desktop

A1; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

A1 is hiring a desktop software engineer to own the reliability, performance, and real-time behavior of our cross-platform Electron applications. You will focus on delivering robust desktop experiences, integrating AI-powered features, and ensuring smooth operation across macOS and Windows.

The role requires hands-on experience with Electron and React, plus strong skills in IPC, local storage, and real-time communication.

Qualifications

• Proven software engineering experience.
• Hands-on experience building production Electron applications.
• Experience with React or similar UI frameworks.
• Solid understanding of the desktop application lifecycle.
• Experience with IPC communication.
• Experience working with local storage (SQLite, IndexedDB, filesystem).
• Experience with WebSockets or other real-time transport mechanisms.
• Strong debugging and performance profiling skills.
• Familiarity with native OS behaviors on macOS or Windows.

Responsibilities

• Build and maintain cross-platform desktop applications using Electron.
• Design responsive and scalable UIs for real-time collaboration.
• Implement desktop-specific functionality including file system access, native notifications, auto-updates, and deep linking.
• Integrate AI-powered features via backend APIs.
• Optimize startup time, memory usage, and runtime performance.
• Profile and reduce Electron overhead.
• Manage large local state and message history efficiently.
• Maintain stability across macOS and Windows environments.

Skills

Electron

React

IPC communication

Node.js

Typescript

WebSockets

Performance profiling

macOS/Windows familiarity

Real-time collaboration

Cross-platform desktop apps

Tools

SQLite

IndexedDB

WebSockets

Job description

There are over 5 billion users using basic applications today such email, notes, tasks that are not AI-native. Our mission is to build a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organising and workflows, with minimal prompting.

Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion. The system must handle multi-step reasoning, interact with external tools, and remain reliable despite non-deterministic model behavior. Our objective is to help users complete tasks daily enjoyable with over ~90%* reduced time.

Role

You will own how this system behaves on desktop environments. Your work focuses on reliability, performance, and real-time behavior in production desktop applications.

Focus

• Build and maintain cross-platform desktop applications using Electron.
• Design responsive and scalable UIs for real-time collaboration.
• Implement desktop-specific functionality including file system access, native notifications, auto-updates, and deep linking.
• Integrate AI-powered features (chat, agents, AI assistance) via backend APIs.
• Optimize startup time, memory usage, and runtime performance.
• Profile and reduce Electron overhead.
• Manage large local state and message history efficiently.
• Maintain stability across macOS and Windows environments.

Ideal Experiences

• Proven software engineering experience.
• Hands-on experience building production Electron applications.
• Experience with React or similar UI frameworks.
• Solid understanding of the desktop application lifecycle.
• Experience with IPC communication.
• Experience working with local storage (SQLite, IndexedDB, filesystem).
• Experience with WebSockets or other real-time transport mechanisms.
• Strong debugging and performance profiling skills.
• Familiarity with native OS behaviors on macOS or Windows.
• Electron
• Node.js
• Typescript
• SQL & noSQL

How We Work

The best products today in the world were built by small, world class teams. We are a high talent density and hands-on team. We make decisions collectively, move at rapid speed, striking a balance between shipping high quality work and learning. Joining our team requires the ability to bring structure, exercise judgment, and execute independently. Our goal is to put in hands of our users a truly magical product