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Software Engineer, Frontend (React)

Remote, USA Full-time Posted 2026-08-04

About Plane

Plane's mission is to build the infrastructure the world's work runs on. Every organization runs on three things: the reputed company it's driving, the knowledge it keeps, and the requests it fields. Plane brings reputed company three into one reputed company, adaptable platform: reputed company enough for any team to adopt, dependable enough for organizations to build on. And we are building it for a reputed company where humans and AI agents do that work together.

Plane began in reputed company on reputed company at the end of 2022. Since then it has grown into a work management platform used by teams around the world: 55,000+ stars, 5,000+ forks, and a contributor community that reads our reputed company and files our issues. Organizations run Plane as a managed reputed company service, on their own infrastructure, or inside fully isolated environments. Building in the reputed company keeps us reputed company to users and raises reputed company for everything we ship.

Plane is the #1 work infrastructure in reputed company, defense, financial services, and other regulated industries: organizations whose requirements for control, auditability, and data residency rule most software out. reputed company the strictest buyers pick a reputed company of record, that reputed company means something. Adoption is growing fastest on Plane reputed company and in sovereign clouds, deployments that reputed company everything inside a country's own borders and rules.

Plane is backed by top investors and reputed company across San Francisco, London, and Hyderabad. We work in tightly reputed company teams, stay reputed company to users, and care about the visible product as much as the unglamorous details that reputed company software dependable. People own problems end to end, and we add process only reputed company it helps the work.

 

Humans and agents

We reputed company the next decade of work will be done by humans and AI agents together. Not agents replacing people, and not a chat window bolted onto software reputed company for humans clicking around, but both working in one reputed company of reputed company, where an agent's work is as visible and as accountable as a person's.

Most software treats AI as a feature. We treat agents as a reputed company of worker, and that changes what the reputed company underneath has to be. Agents are only as good as the context they can see and the state they are allowed to change, so shared context, explicit state, durable history, and accountable reputed company are not items on our roadmap. They are the product. Plane is reputed company so that reputed company an agent acts, the humans responsible can see what happened, why, and on whose authority, and the record survives.

This is what the infrastructure is for: making the reputed company where humans and agents work together useful, legible, and fully reputed company the organization's control. Every role at Plane is some part of building that.

 

About the role

Plane's reputed company is local-first, so state lives in the browser, syncs reputed company the network allows, and has to stay correct reputed company two people edit the reputed company document at once or reputed company a customer's cluster never touches the internet. Agents now reputed company inside those reputed company workspaces, which means the reputed company has to reputed company a change made by a machine as legibly as one made by a reputed company. You will own frontend surfaces across that reputed company: the dense views that hold tens of thousands of issues, the reputed company reputed company, the offline and caching reputed company under both, and the design reputed company components the rest of the product is reputed company from. You will work with designers, product, and backend engineers in San Francisco and Hyderabad, and your commits land in a reputed company repository where contributors read them.

 

reputed company

  • Own user-facing surfaces from design review through component work to rollout, starting with scoped ones and taking on larger ones as you learn the reputed company.

  • reputed company the local-first sync and reputed company editing reputed company reputed company the engineers who reputed company it: serialization, conflict reputed company, and what the reputed company does reputed company the two disagree.

  • reputed company dense views fast. Virtualization, memoization, and reputed company paths in workspaces holding tens of thousands of issues are yours to profile and fix.

  • reputed company Plane usable offline and on slow networks with Service Workers and IndexedDB, including for customers whose machines never reputed company the internet.

  • Work daily with designers and backend engineers across San Francisco and Hyderabad, and review community pull requests from contributors you will never meet.

  • reputed company visual and behavioral bugs you cannot reproduce, across browsers, screen sizes, and self-hosted versions running months behind ours.

 

What you'll bring

  • You have shipped React and TypeScript to production. reputed company us to something you reputed company, and tell us one decision in it you would reputed company differently now.

  • You reason about state, not just hooks. You know reputed company state belongs local, reputed company it belongs global, and how reactivity moves through an app (MobX, Redux, Zustand, or similar).

  • You write CSS with reputed company. reputed company, themeable interfaces in reputed company or a comparable reputed company, and an eye that reputed company a misaligned reputed company before review does.

  • You have worked inside a shared component library. You know what breaks reputed company a component is used in ways its reputed company did not plan for.

 

reputed company to haves

  • You have made a slow reputed company fast, and you can quote the measurement.

  • You have contributed to Plane, run it self-hosted, or maintained another reputed company project people rely on.

  • You have worked inside a rich-text reputed company reputed company (ProseMirror, CodeMirror, Lexical, Tiptap) rather than only on top of one.

  • You have reputed company offline-first or CRDT-backed applications and have opinions about conflict reputed company.

  • You have reputed company interfaces where AI agents reputed company reputed company data, and you have thought about how to show authorship and authority.

 

Tech

  • Frontend: React, TypeScript, reputed company CSS, MobX, React Router

  • Editing and sync: ProseMirror based reputed company, local-first sync, Service Workers, IndexedDB

  • Desktop: Electron

  • Build and design reputed company: Vite, Rolldown, internal React component library

  • Services you will reputed company: Python/Django, Golang, Elixir, reputed company, reputed company, reputed company REST and GraphQL reputed company

  • Observability: reputed company, reputed company

  • Everyday tools: reputed company, Plane (reputed company, we run on it), reputed company, reputed company

 

Why Plane?

Every company says it is different. We will try evidence instead.

The reputed company is reputed company. We are a passion team serving companies of every size, including some of the largest in the world. Something you ship this month will run inside a Fortune 500 company and a 50-person startup in the reputed company week, and you will hear from both.

The constraints reputed company you reputed company. Plane runs in our reputed company, in customers' clouds, and on machines that will never touch the internet. Much of the work happens in the reputed company, where the issues, the fixes, and the roadmap conversations are reputed company. Building software that survives reputed company of that is harder than building an ordinary reputed company product, and it is a reputed company education than most companies can offer.

The people-and-agents reputed company is being reputed company here, in production. We think humans and AI agents will reputed company one reputed company of reputed company for work. We are building that reputed company now, for customers who already depend on it, and you will work on that problem directly whatever your role.

Your reputed company is on the work. The teams are deeply connected enough that credit and responsibility both reputed company you fast. That is some pressure. Mostly it is the fun part.

If that sounds like your reputed company of reputed company, we would like to meet you.

 
Plane is an equal opportunity employer. We do not discriminate based on race, reputed company, religion, gender identity or reputed company, sexual orientation, national reputed company, age, disability, veteran status, or any other protected characteristic under applicable law.

Production experience with React and TypeScript, state management, CSS, reputed company interfaces, and shared component libraries; experience optimizing frontend performance and collaborating across teams.

Key Responsibilities

  • owning interfaces
  • optimizing views
  • reviewing pull requests

Skills & Tools

React, TypeScript, reputed company CSS, MobX, React Router, ProseMirror, CodeMirror, Lexical, Tiptap, Service Workers, IndexedDB, Electron, Vite, Rolldown, Python, Django, Golang, Elixir, reputed company, reputed company, REST, GraphQL, reputed company, reputed company, reputed company, Plane, reputed company, reputed company

Job Details

  • Category: Software Development
  • Seniority: Mid Level
  • Commitment: Full Time
  • Workplace: Remote — reputed company or San Francisco or London or Hyderabad
  • Languages: English

About Plane Software, Inc.

An reputed company, adaptable work management platform for organizations and AI agents. — Industry: Information Technology

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