Coding Questions
Practice problems with approaches.
How to prepare for Visa
Overview
Section titled “Overview”This Visa preparation guide is a practical 2026 plan for fresher / campus / off-campus drives. Fintech hiring mixes DSA with payments, risk, and reliability intuition. Idempotency and edge cases show up early.
Visa cares that you respect correctness, retries, and money-moving edge cases.
What Visa Actually Tests
Section titled “What Visa Actually Tests”- DSA 45%
- Domain + CS 25%
- SQL/system 15%
- Behavioral 15%
Patterns are candidate-reported and vary by role and drive. Confirm your invite mailer.
8-Week Study Plan
Section titled “8-Week Study Plan”| Week | Focus | Exit criteria |
|---|---|---|
| 1-2 | DSA fundamentals | 40 mediums |
| 3-4 | Streams, hashing, graphs | Payments-flavored drills |
| 5-6 | SQL + system basics | Explain transactions/isolation simply |
| 7-8 | Mocks + behavioral | Full OA mock weekly |
Daily Loop (60-120 minutes)
Section titled “Daily Loop (60-120 minutes)”- One timed practice block (aptitude or coding, matching Visa’s filter)
- Write mistakes in an error log (topic + why)
- Re-solve yesterday’s misses cold
- 10 minutes of resume/project narration twice a week
Round-by-Round Strategy
Section titled “Round-by-Round Strategy”Online assessment / written
Section titled “Online assessment / written”- Skim all questions for 3-4 minutes, then order by confidence
- Protect accuracy on easy marks before chasing hard ones
- For coding: invent 3 edge cases before submit
Technical interview
Section titled “Technical interview”- Restate the problem, propose brute force, then optimize
- Tie every CS answer to a project example when possible
- If stuck, narrate what you would try next
HR / managerial
Section titled “HR / managerial”- Why Visa, why this role, location flexibility, gap explanations
- Use STAR: Situation, Task, Action, Result (with a number if you have one)
Topic Checklist
Section titled “Topic Checklist”- One coding language you can debug live
- Arrays, strings, hashing basics (or aptitude speed if that is the filter)
- OOPs + DBMS fundamentals
- Two project explanations (2 minutes each)
- Medium DSA (graphs/DP) for product/fintech/Visa paths
- SQL joins and indexing intuition for data-leaning roles
- Domain vocabulary for fintech hiring without buzzword stuffing
- Full-length mock every other day
- Light revision only (no new rabbit holes)
- Sleep and logistics checklist for test day
Common Mistakes for Visa Aspirants
Section titled “Common Mistakes for Visa Aspirants”- Preparing only interviews while failing the first online filter
- Collecting notes without timed mocks
- Listing five frameworks on the resume and defending none
- Ignoring communication practice for HR/manager rounds
- Changing language/stack one week before the drive
Practice on placementpapers.app
Section titled “Practice on placementpapers.app”- Visa aptitude / mock quiz
- Visa coding questions
- Visa interview experience
- Visa 2026 guide
- Visa hub
- PDF: Visa Placement Papers PDF (2026)
Related Resources
Section titled “Related Resources”Interview Experience
What rounds look like after the test.
2026 Guide
Year-focused pattern notes.
Visa Hub
Eligibility, process, salary context.
Similar Companies
Section titled “Similar Companies”Mastercard · PayPal · Stripe · PhonePe · American Express · Google
Next step: Run one timed mock this week that matches Visa’s first filter, then build the 8-week plan around your weakest section.