Quick Start

• 01Sign in with GitHub, Google, or email OTP
• 02Complete your onboarding profile
• 03Browse challenges by difficulty or tag
• 04Open a PR challenge and read the problem context
• 05Leave inline comments with a severity level
• 06Submit your review and receive AI-graded feedback

Challenge Format

• descriptionProblem statement with PR context
• differenceUnified file diff (GitHub-style)
• account_treeFile tree for navigating changed files
• signal_cellular_altDifficulty: Beginner · Intermediate · Advanced
• labelTopic tags for categorization

Leaving Comments

Comment scope

• checkSingle line — click any diff line
• checkMulti-line — select a range of lines
• checkFile-level — comment on an entire file
• checkPR-level — global feedback on the whole PR

Severity levels

• Blocker—Must be fixed before merge
• Major—Important but not a blocker
• Nit—Style or minor suggestion

Scoring System

• Blocker25 pts / 12 partial
• Major15 pts / 7 partial
• Nit5 pts / 2 partial
• Valid Extra5 pts / capped at 10 total

AI Feedback

• CorrectFull points — matched an expected issue
• PartialHalf points — right idea, incomplete
• IncorrectNo points — off-target or invalid
• Valid ExtraBonus — real issue not in the answer key

Community

• diversity_3Browse other users' submitted reviews
• filter_listFilter by experience level (junior → staff)
• keyUnlock the answer key after submitting
• historyRevisit all your past submissions and scores

User Profiles

• schoolExperience level: Junior · Mid · Senior · Staff · Principal
• workRole: Engineer · Tech Lead · Student · Freelancer
• codePrimary languages you work in
• targetLearning goals to personalise your feed
• compareDiff view preference: unified or split

Your experience level determines which tier you appear in when others browse community reviews.