Descreva uma situação em que você teve que refatorar um código legado. Quais desafios você enfrentou e como abordou o processo?
Lead Backend Developer Interview Questions
6,280 lead backend developer interview questions shared by candidates
How would you optimize a slow query that is causing a bottleneck in a critical service?
They asked me to develop a load balancer in Python and changed the requirements multiple times.
Design and discuss system architecture
Come implementeresti un matchmaking (a parole)?
The take-home assignment involved building a Ruby on Rails application and deploying it online. The task was intentionally open-ended, giving you room to interpret the requirements in your own way and later explain your reasoning during the follow-up discussion.
Conceptos basicos POO. Lenguaje Java (Conceptos, Palabras reservadas, Programacion funcional y estructura de datos). Patrones de diseño (GOF + Microservicios + EDD + DDD). Code problem en vivo.
What is the virtual DOM?
Opps, collections, exceptions. Database queries involving joins.
How Transactions work in Hibernate? Difference between Lazy/Eager. Thread-safe design patterns/N+1 problem and how to solve it. different join types. Very deep details for Jpa/Hibernate and general differences for java versions
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