SimulacroBackend Developer

Entrevista en inglés para Backend

Giran alrededor de datos y fallas: cómo modelás, cómo escalás y qué pasa cuando algo se cae. Prepará una historia de un incidente y cómo lo resolviste.

El vocabulario que tenés que poder decir sin trabarte

No alcanza con entenderlo leído: estas son las palabras que vas a tener que pronunciar bajo presión en una entrevista de Backend Developer.

El error más común en esta entrevista

Usar “actually” para decir “actualmente”. Actually es en realidad; actualmente es currently.

Preguntas que te van a hacer

Son las mismas que usa nuestro entrevistador IA. Leelas en voz alta y cronometrate: si te lleva más de dos minutos responder, hay que acortar.

Screening con recruiter

  1. 01To start, could you walk me through your background and what you've been working on recently?
  2. 02What caught your attention about this position?
  3. 03What are you looking for in your next role?
  4. 04Can you tell me about your experience working with remote or distributed teams?
  5. 05How comfortable are you working in a fully English-speaking environment?
  6. 06What time zone overlap can you offer, and how do you usually organize your day?
  7. 07What are your salary expectations for this role?
  8. 08Why are you thinking about leaving your current role?
  9. 09How do you keep yourself productive and accountable when working remotely?
  10. 10What does your ideal team and manager look like?
  11. 11How soon could you start, and what's your notice period?
  12. 12What do you know about our company and product so far?
  13. 13Tell me about a tool or workflow you rely on to collaborate asynchronously.
  14. 14Do you have any questions about the company or the role so far?

Entrevista behavioral

  1. 01Tell me about a challenging technical problem you solved recently. What made it hard?
  2. 02Describe a time you disagreed with a teammate about a technical decision. How did you handle it?
  3. 03Tell me about a project you're particularly proud of. What was your specific contribution?
  4. 04Describe a time you had to deliver under a tight deadline. What trade-offs did you make?
  5. 05Tell me about a time you received tough feedback on your code. How did you react?
  6. 06Describe a situation where you had to learn a new technology quickly to get something done.
  7. 07Tell me about a time a production incident happened on your watch. What did you do?
  8. 08Describe a time you improved a process or codebase without being asked to.
  9. 09Tell me about a time you had to give difficult feedback to a colleague about their code.
  10. 10Describe a decision you made that turned out to be wrong. How did you notice and what did you change?
  11. 11Tell me about a time you mentored someone or helped a teammate get unblocked.
  12. 12Describe how you handled a disagreement with a product manager about scope or priorities.
  13. 13Tell me about the most complex system you've worked on. How did you get up to speed?

Técnica conceptual

  1. 01How would you explain the difference between synchronous and asynchronous code to a junior developer?
  2. 02Walk me through what happens when you type a URL in the browser and press enter.
  3. 03How do you decide when to write tests, and what kinds of tests do you prioritize?
  4. 04Tell me about how you've handled state management in a recent frontend or backend project.
  5. 05How would you design a simple rate limiter for an API? Just the high-level approach.
  6. 06What does a good code review look like to you? What do you focus on?
  7. 07How do you approach debugging an issue you've never seen before?
  8. 08What trade-offs do you consider when choosing between SQL and NoSQL databases?
  9. 09How would you design a URL shortener at a high level?
  10. 10Explain how you'd diagnose and fix a slow API endpoint.
  11. 11What's your approach to handling errors and retries in a distributed system?
  12. 12How do you keep an application secure? What do you watch out for?
  13. 13When would you reach for caching, and what can go wrong with it?

Cómo responder: el método STAR

Es lo que esperan escuchar en una entrevista en inglés, y le da estructura a tu respuesta cuando el idioma te cuesta:

Situation:
El contexto, en una frase. Dónde y cuándo.
Task:
Qué tenías que lograr vos (no el equipo).
Action:
Qué hiciste concretamente. Acá va el 60% del tiempo.
Result:
Cómo terminó, con un número si podés.

Leerlas no alcanza

La diferencia se nota al hablar bajo presión. Pegá la job description real y practicá esta entrevista por voz con un entrevistador IA — el informe con tus correcciones viene en español.

Practicar gratis

Un simulacro de prueba, sin tarjeta.