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Tekion SDE-1 Backend | Apr 2025 | In person interview
Summary
I attended an in-person hiring drive for the SDE-1 Backend role at Tekion's Bangalore office. I cleared the DSA + Puzzle round but was not shortlisted after the Low-Level Design round for an Elevator System.
Full Experience
🧪 My Experience with the Tekion SDE-1 Backend Hiring Drive (April 13, 2025)
I attended the Tekion in-office hiring drive for the SDE-1 Backend role at their Bangalore office.
⚙️ Round 1: DSA + Puzzle
This round had 2 coding questions and 1 puzzle:
- Construct Binary Tree from Preorder and Inorder Traversals
- Largest Rectangle in Histogram
- Camel and Banana Puzzle
I was able to solve all of them within the time limit and cleared the round.
🧱 Round 2: Low-Level Design
The LLD round was focused on designing an Elevator System. I discussed:
- Entities like Elevator, Floor, Request, Controller, etc.
- Design patterns like Strategy, Observer, and Singleton
- Class relationships and interaction flow
But I couldn’t complete the code implementation within the given time.
🚫 Final Outcome
Was not shortlisted after the LLD round.
Interview Questions (4)
Construct Binary Tree from Preorder and Inorder Traversals
Largest Rectangle in Histogram
Camel and Banana Puzzle
The LLD round was focused on designing an Elevator System.