Juspay Software Engineer Interview Questions India 2026

Juspay technical interview FAQ

01What is the recruitment process at Juspay?

The typical Juspay recruitment process has 5 stages: Apply via Juspay careers page or a referral from an existing engineer → Algorithmic online assessment: two to four problems, often harder than LeetCode medium → Technical video rounds: algorithm deep dives and functional programming discussion → System design round for mid-senior levels → HR discussion and offer.

02What are the interview rounds at Juspay?

Juspay typically conducts 5 interview rounds: Round 1 - Online Assessment (90-120 min): two to four algorithm problems emphasizing correctness and efficiency over speed.; Round 2 - Technical Interview 1 (60 min): algorithm walkthrough with follow-ups plus discussion of functional programming concepts like pure functions and recursion.; Round 3 - Technical Interview 2 (60 min): deeper coding challenge and discussion of past systems with emphasis on correctness guarantees.; Round 4 - System Design (60 min, senior only): design a fault-tolerant payment orchestration layer handling retries, state machines, and provider failover.; Round 5 - HR (30 min): culture alignment, compensation, and joining timeline..

03What framework should I use for Juspay technical interviews?

HireStepX recommends the Functional Algorithms framework for this type of interview: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles

04Reverse a linked list in O(1) extra space. Then explain when you'd use this in production.

To answer this question well, HireStepX recommends the Functional Algorithms approach: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles Ground your answer in a specific real example from your own experience.

05What is the difference between a class and an object? Give an example.

To answer this question well, HireStepX recommends the Functional Algorithms approach: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles Ground your answer in a specific real example from your own experience.

06Write a SQL query to find the second-highest salary in a department.

To answer this question well, HireStepX recommends the Functional Algorithms approach: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles Ground your answer in a specific real example from your own experience.

07What is normalisation in databases? When would you de-normalise?

To answer this question well, HireStepX recommends the Functional Algorithms approach: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles Ground your answer in a specific real example from your own experience.

08What's the difference between a stack and a queue? Give a real-world use case for each.

To answer this question well, HireStepX recommends the Functional Algorithms approach: interviews test pure problem-solving and algorithmic reasoning: functional programming fluency is a strong differentiator for backend roles Ground your answer in a specific real example from your own experience.