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Level Up Coding

·Pinned

The System Design Interview Crash Course

Review these concepts in 10 mins before you head for your interview! The Framework Don’t forget the framework for approaching an abstract system design problem: Ask clarifying questions and establish the scope. If you hear your interviewer say, “That’s a good question!” at least once, you checked the box. Speak about non-functional…

System Design Interview

6 min read

The System Design Interview Crash Course
The System Design Interview Crash Course
System Design Interview

6 min read


Published in

Level Up Coding

·Pinned

The System Design Interview Crash Course— Part 2

The data layer and beyond. Link to part 1(web tier) Persistence Layer We can broadly persist data in Databases or file/blob storage. If you are designing an application like Google Drive or have to store images or large files, you would choose a storage solution like Amazon S3, Azure Object Storage, etc. Scaling Database Horizontally …

System Design Interview

6 min read

The System Design Interview Crash Course— Part 2
The System Design Interview Crash Course— Part 2
System Design Interview

6 min read


Published in

Level Up Coding

·Oct 12

eBay San Francisco Interview

eBay interview experience highlighted a strange pattern in the Bay Area! eBay is an almost 30-year-old e-commerce juggernaut. Although it lags behind the likes of Amazon and Alibaba by a wide margin, it still remains the 2nd largest e-commerce company in the United States. It is also among the few…

EBay

6 min read

eBay San Francisco Interview
eBay San Francisco Interview
EBay

6 min read


Published in

Level Up Coding

·Aug 28

Nip the evil in the bud: Handling Jerks

Jerks especially the brilliant ones pose one of the biggest challenges for the Managers and the team! Back in the day, I worked at a global investment bank and it was still the early days of my career. My team had an architect at a very senior level who was…

Management

6 min read

Nip the evil in the bud: Handling Jerks
Nip the evil in the bud: Handling Jerks
Management

6 min read


Published in

Level Up Coding

·Jul 31

The wide spectrum of Engineering Manager interviews

These 2 startup interviews show how expectations vary widely for EMs! I interviewed for two start-ups recently and observed the sheer contrast in the expectations from the two companies from their Engineering Managers. While I will share the details of the interview process specifically for these two startups, I will…

Interview

5 min read

The wide spectrum of Engineering Manager interviews
The wide spectrum of Engineering Manager interviews
Interview

5 min read


Published in

Level Up Coding

·Jul 22

System Design Cheatsheet: Databases

Decision Tree to help you choose the right one for a System Design interview! We focussed heavily on the persistence layer in part-2 of our System Design Interview crash course. In this article, we will closely look into the approach to choosing the right database Database. We’ll take a step-by-step…

System Design Interview

6 min read

System Design Cheatsheet: Databases
System Design Cheatsheet: Databases
System Design Interview

6 min read


Published in

Level Up Coding

·Jun 27

How do you ensure diversity in your team?

Learn to distinguish between what “you” can do vs your company! In a recent interview, I was asked by the final interviewer to give him feedback on the overall experience. I thought I did well and in the final round spoke relatively freely. After a slight hesitation, I said “During…

Diversity

6 min read

How do you ensure diversity in your team?
How do you ensure diversity in your team?
Diversity

6 min read


Published in

Level Up Coding

·Jun 14

Start Here: Consistent Hashing

No, it is NOT a solution for hotspots in a Distributed System Consistent Hashing is a concept that is often echoed in System Design interviews. In many interviews, I have heard candidates say that they would solve the hotspot problem using consistent hashing. However, Consistent Hashing doesn’t solve this, at…

Consistent Hashing

7 min read

Start Here: Consistent Hashing
Start Here: Consistent Hashing
Consistent Hashing

7 min read


Published in

Level Up Coding

·May 22

AI is costing software jobs, already!

But not in the manner we thought it would… The recent events after the sudden rise of Large Language Models(LLMs) in the world of AI and Data science have sparked fear and debate about the safety of humans and their jobs. We previously covered this in detail and why we…

AI

3 min read

AI is costing software jobs, already!
AI is costing software jobs, already!
AI

3 min read


Published in

Level Up Coding

·May 12

DoorDash: An awkward interview experience!

How one interviewer spoiled an otherwise decent interviewing experience. I interviewed with DoorDash recently. DoorDash is a Food Order Delivery service primarily operating in North America and headquartered in San Fransico. It’s one of the notable startups in the region which offer good benefits and works heavily on Kotlin which…

DoorDash

5 min read

DoorDash: An awkward interview experience!
DoorDash: An awkward interview experience!
DoorDash

5 min read

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