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// Assessments

Hire engineers who actually ship with AI in the loop.

Measure how candidates plan, prompt, verify, and ship with AI in the loop — with replayable evidence, not just a pass/fail score.

Meet with the teamJoin waitlist
https://algoarena.net/recruiting
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AlgoArena

All Assessments

Assessments

Invite+ Create
Results (2)Assessments (4)
Created byShow: Active
Title#DurationActions

Intern Frontend Engineer Assessment

Author: Eli Young

045 minsAnalytics

Jaehoon Test

Author: Eli Young

11 hrAnalytics

AI Fluency Screen

Author: AlgoArena

445 minsAnalytics

Alejandro

Author: Eli Young

11 hrAnalytics

3

AI modes

No-AI, Rena, and Agentic per question

Replay

Session evidence

prompt → edit → test lineage

5

Core models

curated assessment picker

Pilot

Availability

guided recruiter access today

Assessment surfaces

Show the actual assessment product shape.

This lane gets more concrete previews because the work has already started.

Recruiter report

Evidence-backed signal, not transcript homework.

Started

Summaries should make prompt quality, test discipline, iteration pace, and risk visible at a glance.

Learn scoring
Recruiter report

Recommendation

Advance

86%

Strong verifier. Highlight: ai tool usage.

Reviewer summary

The score explains the path: prompt quality, edit ownership, tests, and final correctness.

AI fluency

Reward candidates who steer AI well.

Strong prompts, careful verification, and low blind-accept risk should count as engineering skill.

Read the framing
Candidate workflow

Product Card - Design to Spec

Rena mode

Candidates work in one controlled browser tab with tests, AI mode controls, and replayable evidence.

No AI
Rena
Agentic

$ npm test

product-card.spec.ts

3 passing

1 visual check queued

Evidence loop

Question locked
Rena hint requested
Candidate edits code
Tests rerun

AI policy

Same model access, visible prompts, and clear human ownership.

Pilot

Start with guided assessment pilots.

Not self-serve yet — meet with the team to pilot assessments or join the waitlist.

Meet with the team
A
AlgoArena

All Assessments

Assessments

Invite+ Create
Results (2)Assessments (4)
Created byShow: Active
Title#DurationActions

Intern Frontend Engineer Assessment

Author: Eli Young

045 minsAnalytics

Jaehoon Test

Author: Eli Young

11 hrAnalytics

AI Fluency Screen

Author: AlgoArena

445 minsAnalytics

Alejandro

Author: Eli Young

11 hrAnalytics

Frequently asked

It's active product work. Recruiter reports, candidate workflows, AI-mode controls, and replayable evidence exist — but it's not a polished self-serve product yet. Meet with the team to see where it stands.

Recent from the field notes

All field notes
Vibecoding2026-06-06

A Good Idea Shouldn't Have to Be in English

Why vibecoding is a global on-ramp to building software — letting people think and build in their own language.

Read
Product2026-06-05

From Demos to Signal

A product note on live demos, fuller judging, cleaner assessment evidence, and making AlgoArena easier to trust.

Read
AI Fluency2026-05-31

AI Fluency, Assessments, and Rena

How Rena, AI-assistance modes, and evidence-backed review moved assessments toward measuring judgment.

Read

Active development

Assessments is the bridge between today's product and the future lanes.

When Assessments is polished, AFK and Vibecoding Courses become easier because they can reuse the same browser workspace, AI mode controls, evidence capture, and scoring logic.

Meet with the team

How we compare

Built for hiring in the AI era

Most assessment platforms grew up blocking AI and reducing candidates to a pass/fail score. AlgoArena measures how people actually work with AI — and shows you the evidence.

AlgoArena
HackerRankHackerRank
CodeSignalCodeSignal
CoderPadCoderPad
CodilityCodility
AI-native assessment (measures work WITH AI)PartialPartial
Replayable evidence / full session replayPartialPartialPartialPartial
Keystroke & activity signalsPartialPartial
Anti-cheatPartial
Vibecoding / agentic tasks
Candidate-friendly (web search & AI allowed by default)Partial