Insigma Senior Data Architect Interview Questions, Process, and Tips for Experienced

Non functional requirements are criteria that specify how a system should behave, rather than what it should do.

• Performance - system should respond within 2 seconds for all user interactions

• Scalability - system should be able to handle 1000 concurrent users

• Reliability - system should have a 99.99% uptime

• Security - system should encrypt all sensitive data

• Usability - system should have a user-friendly interface

Improve legacy app performance by optimizing code, implementing caching, and scaling resources.

• Optimize code by identifying and removing bottlenecks

• Implement caching to reduce database calls and improve response time

• Scale resources by using containers or serverless architecture

• Use asynchronous processing for long-running tasks

• Upgrade hardware or infrastructure if necessary

Security in microservices involves implementing authentication, authorization, encryption, and monitoring to protect data and services.

• Implement authentication and authorization mechanisms to control access to microservices.

• Use encryption to secure communication between microservices and external clients.

• Implement monitoring and logging to detect and respond to security incidents.

• Consider using API gateways for central...read more

Microservices architecture for a wealth management app involves breaking down the application into smaller, independent services.

• Each microservice focuses on a specific business function, such as client onboarding, portfolio management, or reporting.

• Services communicate through APIs, allowing for flexibility and scalability.

• Each microservice can be developed, deployed, and scaled independently, leading to faster develo...read more

Drupal best practices involve following coding standards, using modules wisely, optimizing performance, and maintaining security.

• Follow Drupal coding standards to ensure consistency and readability of code

• Use contributed modules from trusted sources and avoid unnecessary custom code

• Optimize performance by caching content, enabling compression, and minimizing database queries

• Maintain security by keeping Drupal core and ...read more

Drupal Cache Mechanism stores and retrieves data to improve website performance.

• Drupal has multiple cache bins like page cache, block cache, and dynamic page cache.

• Cache tags are used to invalidate specific cache items when content is updated.

• Cache contexts allow different versions of a page to be served based on user roles or languages.

• Cache max-age sets the time for which a cached item is considered valid before it n

Developed a custom Drupal module for creating a custom content type with specific fields and functionality.

• Created a custom module folder within the Drupal installation

• Defined the custom content type and its fields in the module's .info file

• Implemented hook functions to handle data processing and display logic

• Used Drupal's Form API to create custom forms for data input and editing

• Integrated with other Drupal modules or

The 3-layer API architecture in Mule is a design pattern that separates the presentation, business logic, and data access layers.

• Presentation Layer: Handles the user interface and interaction with the API

• Business Logic Layer: Implements the core functionality and processes the requests

• Data Access Layer: Manages the interaction with the underlying data sources

• Example: In Mule, the presentation layer can be implemented u...read more

Designing MakeMyTrip application

• Identify user requirements and create a user-friendly interface

• Integrate APIs for flight, hotel, and cab bookings

• Implement secure payment gateway and user authentication

• Ensure scalability and performance optimization

• Provide personalized recommendations based on user history