Write Java class for a blocking queue: when the queue is empty and read method is invoked, it is blocked until something is on the queue. When the queue is full and write method is invoked, it is blocked until an entry in the queue is available.
Back End Engineer Interview Questions
Back End Engineer Interview Questions
Wenn Sie sich für eine Stelle als Back End Engineer bewerben, möchten die Interviewer in Erfahrung bringen, ob Sie über das erforderliche Wissen verfügen, die Serverseite einer Website zu entwerfen, zu erstellen und zu warten. Seien Sie darauf vorbereitet, Fragen zum aktuellen Stand von Webdesign und Webtechnologie, aber auch Fragen zu Ihren Problemlösungsfähigkeiten, Ihrem Zeitmanagement und Ihren Kommunikationskompetenzen zu beantworten.
Typische Bewerbungsfragen als Back End Engineer (m/w/d) und wie Sie diese beantworten
Frage 1: Können Sie uns etwas über die aktuellsten Entwicklungen bei der Erstellung von Websites und Servern erzählen?
Frage 2: Was halten Sie davon, in einem Team zu arbeiten?
Frage 3: Können Sie mir exemplarisch von einem Fall erzählen, in dem Sie eine knapp bemessene Deadline einhalten mussten?
1,560 back end engineer interview questions shared by candidates
How you think your project and how you finished.
(Algorithmic Round) Implement LRU Cache (Variant). Talk about the pros and cons of using this data structure including time complexity. (Design rounds) How would you create an API? Rest or GRPC? Tell me the structure of the payload? JSON or XML? What are you API Methods? How would you make v1 API compatible with v2 API? (object oriented round) There is a code quality round where you will be given buggy, unstructured, code that calculates price of booking a rental car, and ask you to make it production grade. Think about design patterns. Think about business requirements changing. (Design round) There is a system design round with VP of engineering. Design a system that you can offer to companies which can authorize employees into buildings using badges. How would you scale the system out? You must drive the entire conversation, and talk about justification of your ideas.
Q1: How does the Sync process between mobile app and backend app work? Q2: Solve a graph theory question!
Tell me about your internship.
Most of the questions were about my working experience and the projects I have implemented.
They will ask you to list all of your knowledge with various coding languages and frameworks, as well as how you've used these technologies in your past workplaces.
Describe what you are looking for in your next position? What drew you to apply to Unu? Describe the internal development processes you have in your current position What are your salary expectations?
Have you worked with android before?
What was a time that you had to solve a problem? How and what ideas did you come up with to solve it?
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