I applied online. The process took 1 week. I interviewed at ACI Worldwide (Pune) in Jul 2014
Interview
the process was easy, had two rounds of technical interview, where first round was purely technical, and second round was both technical and functional. it was fast and got the offer within a week after the interview. I enjoyed the interview process and i am glad that i got selected
Interview questions [1]
Question 1
what is the difference between comparator and comparable interface
Three rounds- 2 technical and one manager round..questions are from coding and logical questions. Java threads and multithreading, java 8, Exceptions, Executive services, Design patterns, No SQL questions.
Manager round -design making, scenario based questions and systems design
I applied online. I interviewed at ACI Worldwide (Pune) in Apr 2023
Interview
HR screening, followed by Techincal Interview - Virtual Questions on Implementing programs in Java Questions on Designing REST API Questions on DB, DB Optimizations etc. Questions on multi-threading Questions on Async operations and how to implement them
Interview questions [1]
Question 1
Rest API: Comparison between REST & SOAP Different HTTP methods for Rest API Error Codes in REST API Programs: Fibonacci Series Using Recursion, Questions on complexity Common elements of a String or List, complexity, use different data structures DB: SQL: Students & Courses Design table for Students & Courses, Write an SQL query to get all the students that are enrolled to a particular course or vice versa Print the name of all courses enrolled by a Student What primary keys or indexes would you add to optimize query performance? Questions on how to make asynchronous operations in Java? Questions on multithreading
I applied through a staffing agency. The process took 1+ week. I interviewed at ACI Worldwide (Bengaluru) in Feb 2023
Interview
There were 2 round of technical interviews. I was interviewed for Java backend engineer. Both were focused on Microservices with Java. I explained previous project with same tech stack and shared some common issues and solutions faced in microservice environment.
Interview questions [1]
Question 1
Microservice with Spring boot.
Spring cloud, load balancer, circuit breaker, exception handling with Spring boot.
Java concepts like Java8 streams, Java8 features, multithreading basics.