Screen Data Analysts & Tech Talent 3x Faster with Live SQL Sandboxes & AI Proctoring.
Replace unverified resumes with real multi-table PostgreSQL databases, live Python code execution, and multi-modal AI anti-cheat security. Auto-graded in seconds with candidate trust scores.
⚡ No credit card required • Instant 30-second assessment creation • Preloaded role templates
Experience the Candidate Assessment Engine
Switch between the 3 interactive tabs below to see how candidates code, how AI detects cheating, and how recruiters evaluate scorecards.
-- Question: Find Top 3 Categories by Net Revenue in 2026 with > 5,000 Orders
SELECT
p.category_name,
COUNT(o.order_id) AS total_orders,
CONCAT('$', ROUND(SUM(o.amount_usd), 2)) AS total_net_revenue
FROM orders o
JOIN products p ON o.product_id = p.id
WHERE o.status = 'completed' AND o.created_at >= '2026-01-01'
GROUP BY p.category_name
HAVING COUNT(o.order_id) >= 5000
ORDER BY SUM(o.amount_usd) DESC
LIMIT 3;| category_name | total_orders | total_net_revenue |
|---|---|---|
| Consumer Electronics | 18,420 | $1,842,500.00 |
| Home & Kitchen | 12,190 | $920,150.00 |
| Apparel & Fitness | 8,950 | $640,800.00 |
Why Modern Engineering Teams Choose Topfolio
Four purpose-built capability pillars designed to identify top 5% analytical problem-solvers with zero hiring bias.
Multi-Table PostgreSQL & Python Sandboxes
Stop testing candidates with multiple-choice trivia. Topfolio provisions live, isolated cloud database containers where candidates write real queries on 1M+ row business schemas.
Multi-Modal AI Proctoring & Trust Scoring
Eliminate ChatGPT copy-pasters and proxy test-takers with continuous multi-vector proctoring that generates an objective, auditable Trust Score (0–100%).
Pre-Built Role Benchmarks & Custom Schemas
Launch standardized screening assessments in under 30 seconds, or upload your proprietary company database schemas and private question banks.
Candidate Scorecards & ATS Hiring Triage
Empower your engineering managers and recruiters to review full code submissions, runtime performance, and proctoring integrity in one centralized dashboard.
Topfolio vs Legacy Assessment Platforms
See how Topfolio replaces bloated annual vendor contracts with high-fidelity, pay-as-you-go technical testing.
| Assessment Capability | 🟢 Topfolio EnterpriseMODERN | HackerRank / Mercer |
|---|---|---|
| Relational Database Engine | Live PostgreSQL 16 Multi-Table Containers | Isolated SQLite / single table |
| AI Anti-Cheat & Trust Scoring | Multi-Modal (Webcam + Browser + Audio + AI) | Webcam snapshot add-on only |
| Pricing Model | Pay-As-You-Go Credits (₹50–₹100/test) | Forced Annual Contracts ($4,000+/yr) |
| Self-Serve Free Trial | 5 Free Assessments Immediately on Signup | Requires sales demo call |
| Messy Real-World Business Datasets | 1M+ Row Swiggy, Stripe & Shopify Dumps | Synthetic LeetCode-style puzzles |
Pay Per Evaluated Candidate. Zero Waste.
Credits never expire. Only completed candidate test sessions consume a credit.
Starter Pack
Perfect for hiring 1–3 data analysts or interns.
Growth Pack
Ideal for scaling data teams and multi-role hiring drives.
Scale & Enterprise
For high-volume hiring, campus recruitment & talent agencies.
Frequently Asked Questions by Hiring Teams
Everything you need to know about candidate integrity, sandbox security, and volume billing.