How do you make code run very fast with very little memory?
Backend Software Engineer Interview Questions
2,349 backend software engineer interview questions shared by candidates
What do you do if you need to rollback?
What types of operations can you do on streams? (intermediate and final operations - what is the diff?)
What are your strengths and weaknesses?
Read a file, go over the words, and count how many times each word appears. follow-up question: print only the word or word that has the max number of appearances
Pair coding to solve easy algorithms. Design a database schema and API for these requirements. Tell me about a time you had conflict with a coworker.
find the busiest manager - given org structure with CEO as the root, find the busiest manager, i.e. manager with the biggest number of people who directly or indirectly report to him. 1. describe which DB you would choose and why 2. write a javascript function that finds the busiest manager
SQL DB cmds
Pattern Regex
Tech team interview breakdown: Section 1: 30 minutes • Introduction: Intro to Form3 and payments. • Code review: Candidate will screen share their code in an IDE of their choice. Review of the code submission, focusing on code tests, design, general code quality and any specific feedback from the code review. Section 2: 30 minutes • Networking: Discussion of network computing covering TCP/IP, HTTP and security. • Remote working: Discussion of past experiences of remote working, challenges, and benefits. • Additional questions (time permitting): Discuss cloud computing, infrastructure as code, distributed systems. Section 3: 30 minutes • Debugging exercise: Candidate will be asked to take part in a simulation and try and debug a problem with the Form3 platform encountered during an on-call shift. • CI / CD: Candidate will be asked to describe how they would build a CI/CD pipe line for their take home test submission. • Candidate questions: Candidate is given time to ask any questions they might have. • CV: General questions from their CV. • Pair programming (time permitting): Quick discussion on how pair programming works at Form3.
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