Principal Engineer, Frontend

India. Posted 2 months ago

The role

You will own the frontend of a local-first client, including dense views, a collaborative editor, and the offline and caching layer. You will work with designers, product, and backend engineers to build real-time and local-first product surfaces.

What you will do

Take Plane's frontend to real-time and local-first across work items, boards, documents, and other core product surfaces.
Own client-side state, synchronization, caching, offline behavior, and conflict resolution.
Own frontend performance in large workspaces: rendering, memory usage, load times, and interaction latency.
Set frontend architecture and engineering standards.
Review designs and implementations that carry the most risk.
Work with product, design, and backend teams to ship features from the API to the screen.

Required qualifications

10+ years of software engineering experience, with React, TypeScript, and frontend architecture at scale.
Built real-time applications using WebSockets, subscriptions, or event-driven architectures.
Worked on local-first problems: client-side persistence, synchronization, caching, and offline behavior.
Found and fixed frontend performance problems in complex, data-heavy applications.
Understand state management and browser architecture.
Design frontend systems other people can maintain.

Nice to have

Built collaborative or multi-user applications with concurrent updates.
Worked with CRDTs, OT, or other synchronization and conflict-resolution approaches.
Built dense products such as project management tools, editors, spreadsheets, or design tools.
Used IndexedDB, Service Workers, virtualization, Web Workers, or similar browser technologies.
Contributed to or maintained large open-source applications.

About the company

Plane is a work management platform that brings projects, knowledge, and requests into one open, adaptable platform. It is used by teams around the world and is built for a future where humans and AI agents work together.