At Superhuman, we’ve built the fastest email experience in the world — one that's deeply loved and adored by customers who get through their inboxes twice as fast.
📣 Superhuman Mail, Grammarly, and Coda are now part of the Superhuman Suite, an AI productivity platform on a mission to unlock the superhuman potential in everyone. The Superhuman suite of apps and agents brings AI wherever people work, integrating with over 1 million applications and websites. Learn more at superhuman.com.
BUILD LOVE 💜- Design, build, and maintain our desktop application while keeping resource usage (CPU, memory, threads) minimal and predictable
- Monitor, profile, and analyze runtime performance (rendering, memory leaks, blocking operations) and implement optimizations to avoid regressions
- Advocate and evolve the frontend architecture (modularity, dependency boundaries, layering, decoupling) to ensure scalability as features grow
- Define, enforce, and evangelize best practices in code quality (linting, style guides, code reviews, static analysis, automated checks)
- Develop robust error-handling, crash-reporting, fallback mechanisms, and recovery paths for critical failures inside the UI
- Work cross-functionally with backend, QA, and infrastructure teams to define interfaces, API contracts, versioning, and compatibility across releases
- Instrument and maintain tooling (metrics, logging, telemetry) to gain visibility into app health, user flows, and regressions
- Mentor other frontend engineers on performance, reliability, and architecture decisions; drive continuous improvements in the app’s frontend codebase
- Technologies you will be using: React, Typescript, Electron, Google Cloud
- Other technologies we have in our stack: Golang, Postgres, Swift, Kotlin
- Experience: 8+ years of professional Frontend web development experience, working from the database to the UI.
- Expertise: You have a deep understanding of browser JavaScript (including the DOM and platform APIs).
- AI Enthusiast: You believe AI will revolutionize how we work as well as the experiences that we create for our customers. Driven by passion and curiosity, you leverage AI to dramatically increase your own productivity and the impact of your team.
- Remarkable Quality: You produce work that is striking, worthy of attention, and a contribution to the state of the art.
- Asynchronous Communicator: You’re effective across various mediums (especially Slack, Notion, and email) and can produce and consume detailed written materials as needed without sacrificing speed. You respond quickly and thoughtfully to unblock others and speed things up.
- Start-to-Finish Ownership: Acts with 100% responsibility for their own outcomes as well as the outcomes of the project.
- Bias to action: Speed matters. Takes rapid and decisive steps forward, even in the face of uncertainty, recognizing action is the catalyst for progress and growth.
- Growth Mindset: You embrace challenges, welcome feedback, and believe you and others can always grow.
- Location: This role is open to candidates based in Latin America and will be employed by Deel, our Employer of Record partner.
- Argentina: $124,000 – $145,000 USD
- Mexico: $2,322,000 – 2,909,000 MXN
- Brazil: R$677,000 – 848,000 BRL
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Top Skills
What We Do
Grammarly is the trusted AI assistant for communication and productivity, helping over 40 million people and 50,000 organizations do their best work. Companies like Atlassian, Databricks, and Zoom rely on Grammarly to brainstorm, compose, and enhance communication that moves work forward. Grammarly works where you work, integrating seamlessly with over 500,000 applications and websites. Founded in 2009, Grammarly is No. 7 on the Forbes Cloud 100, one of TIME’s 100 Most Influential Companies, one of Fast Company’s Most Innovative Companies in AI, and one of Inc.’s Best Workplaces.
Why Work With Us
Grammarly is an exceptional team with a passion for life and language, impeccable technical skills, and tremendous drive. We are always looking to add remarkable people to our team. Please reach out if you want to learn more.
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Grammarly Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.





