6 of 6 Vitest Jobs in London

loading states Performance – bundle optimisation, code splitting, rendering strategies Accessibility & UX – semantic HTML, responsive design, usability best practice Testing – unit and component testing (Jest, Vitest, Testing Library, Cypress/Playwright) Version control – Git workflows, PR reviews, and collaboration Back-end Experience with some of the following, or a strong willingness ...

from designing schemas, supergraph, subgraphs resolvers to versioning and evolving APIs. Proven skills in TypeScript and Node.js Back End development. Familiarity with testing frameworks (Vitest, Playwright) for both API and end-to-end testing. Experience with Docker, Helm, YAML, Kubernetes, and cloud-native deployments. Telemetry tools; Prometheus, Grafana, OpenTelemetry, DataDog ...

supergraph/subgraph architecture, resolvers, schema governance, and API evolution). Advanced TypeScript and Node.js backend development. Testing experience with modern frameworks such as Vitest and Playwright (API + end-to-end). Hands-on delivery with Kubernetes, Helm, Docker, and YAML (cloud-native deployments). Observability/telemetry: Prometheus ...

React Experience with design systems, component libraries and Storybook Familiarity with state management libraries Experience with the testing pyramid and tools such as Vitest, Jest, Playwright Strong understanding of non-functional requirements (e.g. Accessibility, Security & Performance) Understanding of CI/CD practices and deployment pipelines Proficient with Git version control ...

development processes. The Tech Environment: Framework: Nuxt 3 (Vue 3 with SSR), Nuxt Auth, Nuxt i18n Build & Runtime: Vite, Nitro State Management: Pinia Testing: Vitest, Vue Test Utils Styling: TailwindCSS Code Quality: ESLint, Prettier Tooling: Mocks Server, Date FNS, Lokalise You are not expected to know every tool ...

JavaScript/TypeScript ecosystem Express.js and/or Fastify RESTful API design and distributed systems AWS or similar cloud platforms Microservices architecture Testing frameworks (Vitest, Jest, Mocha, etc.) CI/CD pipelines and DevOps best practices GitHub workflows Observability and monitoring tools (e.g., Datadog) Docker and Kubernetes Tech Stack ...