Senior Frontend Engineer - App Core

Livechatinc

Wrocław Hybrid permanent

Posted: July 11, 2025

Required Skills

Job Description

Our App Core team manages the core tech and business foundations of all customer-facing applications at Text.com, including web and desktop platforms. They work behind the scenes to make sure everything runs smoothly and is easy to build on for other teams. That means developing and maintaining a solid frontend and backend architecture that enables offline support for the desktop app and building tools and systems that improve our developers' everyday work.

In short, they ensure the entire Text.com ecosystem is fast, stable, and a great place to build products.

We are currently looking for an experienced frontend engineer to join our team and support both web and desktop development.

You will be responsible for::
• The development of our main application — Text App — on web and desktop platforms.
• Taking ownership of features delivered by the Text App Web & Desktop team.
• Collaborating with backend teams to design services that meet our needs.
• Working with infrastructure teams to define infrastructure tailored to our workflowsImproving the Developer Experience for our core features, making them easy to use by other teams.
• Writing unit and integration tests.
• Designing and maintaining a stable, predictable, and fast CI/CD process for Text App.
• Building or integrating tools to help monitor and improve the quality and stability ofText App.
• Working closely with our Support Heroes to identify and fix bugs, and suggest improvements based on customer feedback

You may be a good fit for this role if you::
• Are a frontend expert with deep knowledge of TypeScript and React, and you know how to structure scalable applications.
• Are willing to work with Electron (you don’t need to be an Electron expert from day one, but you’re open to working with it and learning as needed).
• Are used to writing unit, integration, and end-to-end tests, and see quality as a shared responsibility.
• Are familiar with CI/CD processes and tools (we use GitHub Actions and Node-based tooling).
• Aren’t afraid to peek into backend code (Go) to debug or understand how things work.
• Care about making your work understandable and reusable by others (similar to open source practices).
• Make architectural decisions, drive topics forward independently, and manage your tasks and priorities effectively

Our stack and tools::
• Languages & platform: TypeScript, Node.js
• Core frameworks: React, React Router, Electron
• State & data management: React Query, Zustand
• Tooling & architecture: Turborepo, Git, GitHub, CI/CD (GitHub Actions), Vite
• Testing: Vitest, Playwright
• Monitoring: Sentry
• Nice to have: Docker, Golang

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