Web
Aprende como funciona realmente la web. HTTP, HTTPS, DNS, cookies, sesiones, CORS, almacenamiento en cache, TLS, cabeceras de seguridad y limitacion de velocidad.
14 lecciones, en orden
- 120 min
Qué es la web
Client-server modelBrowser as a clientURL structureWhat happens between typing and rendering - 215 min
HTTP vs HTTPS
Plaintext HTTPHTTPS as HTTP over TLSConfidentialityIntegrityAuthenticityPadlock UI - 330 min
Anatomía de la solicitud y la respuesta
Request lineHeadersBodyStatus codesMethodsCurl -v - 425 min
Cookies, sesiones y tokens
Set-CookieHttpOnlySecureSameSiteServer sessionsJWT+1 - 525 min
DNS explicado
RootTLDAuthoritative serverRecursive resolverAAAAA+6 - 630 min
TLS y certificados
TLS handshakeClientHelloServerHelloCertificateKey exchangeCA chain of trust+2 - 730 min
CORS
Same-origin policyOriginPreflight OPTIONSAccess-Control-Allow-OriginAccess-Control-Allow-MethodsAccess-Control-Allow-Headers+1 - 825 min
Fundamentos de API REST
Resources as nounsMethods as verbsStatus codesIdempotencyHATEOASVersioning - 925 min
WebSockets y SSE
Long pollingWebSocket upgradeFull-duplex framesServer-Sent EventsWhen to pick each - 1025 min
Almacenamiento en caché y CDN
Browser cacheProxy cacheCDN edgeCache-ControlETagIf-None-Match+2 - 1125 min
Encabezados de seguridad
Content-Security-PolicyStrict-Transport-SecurityX-Content-Type-OptionsX-Frame-OptionsFrame-ancestorsReferrer-Policy+1 - 1220 min
Limitación de velocidad y regulación de tráfico
Token bucketLeaky bucketFixed windowWhere to enforce429Retry-After+1 - 1320 min
Monitoreo y registro
Structured logsCorrelation IDsTracesSpansFour golden signalsLog vs metric+1 - 1440 min
Proyecto final: Un servidor web minimalista
Serving HTTPCache headersCORS headersSecurity headersCurl -v304 Not Modified+1
Aprende Web en tu idioma
Cada lección, examen y respuesta del tutor aparece en tu idioma. El tutor de IA responde en el idioma en que le hablas.
Roles that use Web
See how hiring teams interview engineers on Web, in production-like environments.
Web Application Engineer
Hire web application engineers in real apps with real routes, real auth and real test suites. Live or take-home, fully recorded.
See the interviewFrontend Engineer (React, Angular, Vue)
Hire frontend engineers in real workspaces with Vite, real component libraries and real performance budgets. Live or take-home, fully recorded.
See the interviewFull Stack Developer
Hire full stack developers in real apps with real APIs, real UIs and real tests. Live or take-home, fully recorded.
See the interview