Athenahealth Technology Interview Questions, Process, and Tips

Q1. How do you resolve critical issues?
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Q2. How do to handle stakeholder's interests?
Ans. 
Handle stakeholder's interests by understanding their needs, communicating effectively, and delivering results.
• Understand the stakeholders' needs and priorities

• Communicate regularly and effectively with stakeholders

• Involve stakeholders in decision-making processes

• Deliver results that align with stakeholders' interests

• Manage expectations and address concerns promptly
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SQL Rank functions.
Python easy to medium DSA programs.
Pyspark Concepts and questions.

Q1. Explain one of your projects in End to End
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Q1. What are some of the analytical functions available in SQL?
Ans. 
Analytical functions in SQL are used to perform calculations on sets of rows.
• Aggregate functions like SUM, AVG, COUNT, MIN, MAX

• Window functions like ROW_NUMBER, RANK, DENSE_RANK, LAG, LEAD

• Ranking functions like NTILE, PERCENT_RANK, CUME_DIST

• Statistical functions like STDDEV, VARIANCE

• String functions like CONCAT, SUBSTRING, TRIM
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It was a HackerRank machine-coding test. 1 medium-level question which was based on activity selection problem and I was given 1 hour along with few objectives which were on RDBMS and cloud

The assignment was to design a solution for a parking lot to make it fully automated by utilizing AI to capture vehicle numbers and calculate parking fees based on entry and exit times.

Q1. HashMap based solution, forgot the exact question but it is of low level difficulty
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Q2. Different basic questions on sorting, data structures, and looping to evaluate basic coding skills on java
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Q3. SQL: to evaluate on aggregate functions, query writing efficiency
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Q1. SQL: Evaluation on aggregate functions and complex query processing
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Q2. Java: Count the frequency of characters/words and sort them based on number of occurrences in descending. Ex: "Sharing interview experience certainly helps others." - Return the maximum number of character...read more
Ans. 
Count the frequency of characters/words and sort them based on number of occurrences in descending order.
• Split the input string into individual words

• Create a map to store the frequency of each character/word

• Sort the map based on the number of occurrences in descending order

• Return the maximum number of characters/words along with the number of occurrences
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Q3. General discussion on API design and questions around it.
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Q1. Cultural fit round - to explain about projects I have worked on and questions around it
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Q1. Senior Director discussion: questions around personality and scenario based questions.
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Q2. Senior Architect: Different design patterns used to design a system. Microservices patterns, retry mechanism, bulk head pattern. Generic discussion on designing a system and questions around it
Ans. 
Design patterns such as microservices, retry mechanism, and bulkhead pattern are used to design a system for scalability, fault tolerance, and resilience.
• Microservices pattern involves breaking down a system into smaller, independent services that communicate through APIs.

• Retry mechanism is used to handle transient failures by automatically retrying failed operations.

• Bulkhead pattern isolates different components of a ...read more
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Q1. Coding to find the excel column name using given number
Ans. 
Convert given number to Excel column name
• Use ASCII values to map numbers to characters (A=65, B=66, ...)

• Divide the number by 26 to get the column name

• Handle edge cases like 'Z' and multiple characters
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Q2. Streams program to find the numbers divisible by2
Ans. 
Using Java streams to find numbers divisible by 2
• Use Java streams to filter numbers divisible by 2

• Use the filter() method with a lambda expression to check for divisibility by 2

• Collect the filtered numbers into a list or array
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Q3. Synchronized block and method, use of lock in method
Ans. 
Synchronized block and method are used in Java to control access to shared resources using locks.
• Synchronized block allows locking on a specific object instance or class

• Synchronized method locks on the object instance

• Locks prevent multiple threads from accessing the synchronized code simultaneously
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Q4. Rest api validation
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Q1. About my job responsibilities
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Q2. Testing interpersonal skills
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Q1. Interpersonal skills
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Q2. Situation was given and asked questions in that
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Q1. Package details
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