Node.js backend with MongoDB and Nginx out of the box, ready for full-stack JavaScript development.
Stop guessing from resumes. Drop candidates into this exact workspace, watch them build and operate it end-to-end, score the result automatically, and replay the session. We also evaluate how they work with AI.
Hire build tooling engineers who make minutes feel like seconds. Real Bazel, Buck2, Nx and Turborepo workspaces with caches that need fixing.
Hire API developers who design endpoints that age well. Real codebases, real OpenAPI specs, real consumers. Live or take-home, fully recorded.
Hire backend engineers in real services with real databases, real concurrency and real latency budgets. Live or take-home, fully recorded.
Hire observability engineers who instrument services so problems are obvious. Real Prometheus, Grafana, Loki and OpenTelemetry. Live or take-home.
Clean Node.js development environment with npm and essential tooling pre-installed.
HAProxy directing traffic to two Nginx backends alongside Caddy, ideal for hands-on load balancing and routing practice.
Jenkins with Docker executor and Nginx reverse proxy for a production-ready CI pipeline.
MongoDB document-oriented NoSQL database ready for flexible, schema-less storage, powering applications that need to iterate quickly on data models.
