1 to 25 of 43 Vitest Jobs in the UK

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...