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What is the recruitment process at Capillary Technologies?

The typical Capillary Technologies recruitment process has 4 stages: Written test (aptitude/technical screening) → Technical Round: machine coding/LLD, authentication design, SQL, Unix command-line diagnostics → Hiring Manager Round: architecture, past projects, DBMS fundamentals → Culture Fit Round.

What are the interview rounds at Capillary Technologies?

Capillary Technologies typically conducts 4 interview rounds: Written Test (30-45 min): aptitude and basic technical screening.; Technical Round (45-60 min): low-level design/machine coding, authentication in past projects, SQL joins, Unix diagnostics (grep, find, ssh).; Hiring Manager Round (30-45 min): architecture and coding problems, DBMS, past-project deep dive.; Culture Fit Round (20-30 min): team and values alignment..

Does Capillary Technologies ask machine coding questions?

Yes, the first technical round is reported to include low-level design and machine-coding problems, small, self-contained components like a rate limiter or an in-memory cache, built and reasoned about live.

What SQL questions does Capillary Technologies ask?

Candidates report join-heavy SQL questions, often framed around Capillary's loyalty-platform domain (customer, transaction, and points-ledger tables), plus questions on indexing for performance.

How many interview rounds does Capillary Technologies have?

Four rounds are commonly reported: a written test, a technical round (machine coding, SQL, auth, Unix basics), a hiring-manager round, and a culture-fit round.

← All companies·Capillary Technologies·Technical

Capillary Technologies SWE Interview Questions 2026

Capillary Technologies runs a four-round process: a written test, a technical round, a hiring-manager round, and a culture-fit round.

Practice with AI voice feedback 12 questions · Technical · 2 sessions free

About Capillary Technologies

Capillary Technologies is a Bengaluru loyalty and CRM SaaS platform for retail and FMCG brands, managing rewards programs for 250+ global brands including Tata, Jio, and international chains.

Products: Capillary Loyalty+ (loyalty program engine) · Capillary Engage+ (marketing automation) · Capillary Insights+ (customer analytics) · Capillary Supply-Chain SaaS (retail)
Competitors: Salesforce Loyalty Management · SAP Customer Experience · Antavo · SessionM (Mastercard)
Scale: ~700 employees. Bengaluru HQ. Raised $120M+. 250+ global brand clients.

Capillary Technologies recruitment process

01
Written test (aptitude/technical screening)
02
Technical Round: machine coding/LLD, authentication design, SQL, Unix command-line diagnostics
03
Hiring Manager Round: architecture, past projects, DBMS fundamentals
04
Culture Fit Round

What to expect in each round

01
Written Test (30-45 min)
aptitude and basic technical screening.
02
Technical Round (45-60 min)
low-level design/machine coding, authentication in past projects, SQL joins, Unix diagnostics (grep, find, ssh).
03
Hiring Manager Round (30-45 min)
architecture and coding problems, DBMS, past-project deep dive.
04
Culture Fit Round (20-30 min)
team and values alignment.

Technical questions Capillary Technologies asked

Sourced from 2+ candidate post-mortems. Hit Practice to answer any one with AI voice feedback.

01
Medium
Reverse a linked list in O(1) extra space. Then explain when you'd use this in production.
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02
Easy
What is the difference between a class and an object? Give an example.
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03
Easy
Write a SQL query to find the second-highest salary in a department.
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04
Easy
What is normalisation in databases? When would you de-normalise?
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05
Easy
What's the difference between a stack and a queue? Give a real-world use case for each.
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06
Hard
Given a stream of integers, design a data structure that returns the median in O(log n).
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07
Medium
You have a service that's slow only on Tuesdays. Walk me through how you'd debug.
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08
Hard
Here's 200 lines of payment-processing code with several intentional bugs. Find them and explain the production impact of each.
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09
Medium
Explain webhooks vs. polling for a developer who has never built a payment integration. You have 4 sentences.
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10
Hard
Walk me through Razorpay's fraud-detection model. How would you reduce false positives without increasing chargeback losses?
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11
Medium
We see UPI failure rates spike at 9pm on weekends. How would you debug and what's your hypothesis?
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12
Easy
What's 54% of 110? You have 10 seconds.
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Answer framework

Build-it-clean, explain-the-tradeoff

Capillary's machine-coding and SQL rounds reward code you can extend on the spot: a rate limiter that handles the boundary case cleanly, a join query with the…

Interview rounds4

DifficultyEasy

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