Blitz Software Development Engineer Intern Interview Experience
Software Development Engineer Intern
Summary
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The Blitz Software Development Engineer Intern interview process was comprehensive, consisting of multiple rounds focused on various technical areas. Candidates can expect questions on React concepts and JavaScript intricacies in the frontend rounds, followed by DSA challenges. The overall difficulty level was medium to hard, with a strong emphasis on practical coding skills, showcasing the rigorous nature of the interview experience at Blitz.
1
#13x3 Grid Interactivity
Medium
react
frontend
ui
Build a 3x3 grid where clicking on a box turns it green. When all boxes have turned green, they should revert to their original color in reverse order.
#1
3x3 Grid Interactivity
Build a 3x3 grid where clicking on a box turns it green. When all boxes have turned green, they should revert to their original color in reverse order.
react
frontend
ui
Medium
#2Dark/Light Mode Toggle with Context API
Medium
react
context-api
ui
Create a dark/light mode toggle using React's Context API, ensuring that the UI is fully functional and responsive.
#2
Dark/Light Mode Toggle with Context API
Create a dark/light mode toggle using React's Context API, ensuring that the UI is fully functional and responsive.
react
context-api
ui
Medium
#3Fetch Value from Object Using Key Path
Medium
javascript
object-manipulation
Write a function that retrieves a value from an object based on a given string key path (for example, fn(obj, "user.details.name")).
#3
Fetch Value from Object Using Key Path
Write a function that retrieves a value from an object based on a given string key path (for example, fn(obj, "user.details.name")).
javascript
object-manipulation
Medium
#4Discuss Redux Architecture
Medium
redux
state-management
Discuss the architecture of Redux, including its slices, reducers, and actions. Explain how they interact within an application.
#4
Discuss Redux Architecture
Discuss the architecture of Redux, including its slices, reducers, and actions. Explain how they interact within an application.
redux
state-management
Medium
2
#1Explain Hoisting and Closures
Medium
javascript
concepts
Explain the concepts of hoisting and closures in JavaScript, providing examples to illustrate their functionalities.
#1
Explain Hoisting and Closures
Explain the concepts of hoisting and closures in JavaScript, providing examples to illustrate their functionalities.
javascript
concepts
Medium
#2Using React.memo, useMemo, and useCallback
Medium
react
performance-optimization
Discuss the use cases and benefits of React.memo, useMemo, and useCallback in optimizing React functional components.
#2
Using React.memo, useMemo, and useCallback
Discuss the use cases and benefits of React.memo, useMemo, and useCallback in optimizing React functional components.
react
performance-optimization
Medium
#3TypeScript: Any vs. Unknown
Medium
typescript
type-system
In TypeScript, explain the differences between 'any' and 'unknown' types, and clarify when to use an interface versus a type.
#3
TypeScript: Any vs. Unknown
In TypeScript, explain the differences between 'any' and 'unknown' types, and clarify when to use an interface versus a type.
typescript
type-system
Medium
3
#1Least Number of Unique Integers After K Removals
Medium
dsa
Solve the LeetCode problem of finding the least number of unique integers remaining after performing K removals.
#1
Least Number of Unique Integers After K Removals
Solve the LeetCode problem of finding the least number of unique integers remaining after performing K removals.
dsa
Medium
#2Longest Valid Parentheses
Hard
dsa
Solve the LeetCode problem of finding the length of the longest valid parentheses substring.
#2
Longest Valid Parentheses
Solve the LeetCode problem of finding the length of the longest valid parentheses substring.
dsa
Hard
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ritwik chakraborty
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