Live Updates
cxdev defeated ghost_runtime in 4m 12s — Trees · Dynamic ProgrammingELO Shift: nullpointer +42 · skybyte −38Arena Season 3 — Registration Open · Join the Queue Nowyashk enters Gold Division · Win Streak: 7New Challenger: priyanka_codes · ELO 1204bitshift vs nullptr — Linked Lists · Match in progressalgo_ali solved Merge K Sorted Lists in 6m 44s · HardSeason 3 Leaderboard: cxdev leads with 1847 ELOsudo_me promoted to Silver Division · 8W streakCampus Chapter: UC Berkeley — 34 active players this weekcxdev defeated ghost_runtime in 4m 12s — Trees · Dynamic ProgrammingELO Shift: nullpointer +42 · skybyte −38Arena Season 3 — Registration Open · Join the Queue Nowyashk enters Gold Division · Win Streak: 7New Challenger: priyanka_codes · ELO 1204bitshift vs nullptr — Linked Lists · Match in progressalgo_ali solved Merge K Sorted Lists in 6m 44s · HardSeason 3 Leaderboard: cxdev leads with 1847 ELOsudo_me promoted to Silver Division · 8W streakCode Chapter: UC Berkeley — 34 active players this week
1v1 Competitive Coding Circuit

CODE.
RANK.
DOMINATE.

Real-time elimination tournaments. Live ELO tracking. A verified performance record that recruiters actually trust. Coders battle. Your arena.

Arena #7 · Single Elimination
Live Now
Quarterfinals
cxdev1847
ghost_runtime1602
yashk1790
sudo_me1544
nullptr1723
bitshift1711
algo_ali1699
devloop1588
Semifinals
cxdev1847
yashk1790
TBD—
algo_ali1699
Final
TBD—
TBD—
Live Match◇ Finalist Slot8 Players · Single Elimination
S3
Season 3
Now Open
1v1
Ranked
Matches
ELO
Live Rating
System
4
Game
Modes
7+
Languages
Supported
Free
Always Free
to Play
Four Ways to Play

TRAIN. BATTLE.
GET HIRED.

Practice
Train vs AI
Solo practice. No queue. Any time.
→
Friends
Local Tournament
Invite friends. Custom rules. Private bracket.
→
ELO Ranked
Online Battle
Global queue. Real ELO. Cameras on.
→
Career
Job Tournament
Win = interview. Real companies.
→
Global Rankings

THE TOP
OF THE HEAP

Live competitive rankings across all campuses. Win big, climb fast. Every match updates your ELO in real-time.

#PlayerELOW — LWin Rate
1
cxdevChampion
@cxdev · UC Berkeley · Season 3
1847
↑ +42
34 — 6
85%
2
yashkOn Fire
@yashk · Stanford · Season 3
1790
↑ +28
29 — 7
81%
3
nullpointerTop 3
@nullpointer · MIT · Season 2
1723
↑ +18
26 — 10
72%
4
bitshift
@bitshift · CMU · Season 3
1711
↓ −12
22 — 11
67%
5
algo_ali
@algo_ali · Harvard · Season 3
1699
↑ +9
19 — 9
68%
Why ArenaHQ

BUILT FOR
COMPETITORS

1
Real-Time ELO
Live Ranking Every Match
ELO updates the moment a match concludes. Watch your rank move in real time.
2
Recruiter Signals
Your Stats Are Your Resume
Verified performance data. Win rate, solve speed, topic mastery — all shareable.
3
Question Thrown
No Pick. Just Code.
Hard questions are thrown at you automatically. 3-2-1-GO and the clock is running.
4
Division Ladder
Bronze → Silver → Gold
Seasonal divisions reset the stakes each term. Climb through Bronze, Silver, Gold.
5
Camera On
You See Yourself. They See You.
WebRTC live feeds. Both players visible during a match. Builds pressure muscle memory.
6
AI Shadow
Train Against Yourself
An AI trained on your own submissions. Race a simulation of who you were 3 weeks ago.
Platform Roadmap

HOW WE
SCALE THIS

01
Phase 1
Campus Core
  • Ranked 1v1 queue
  • ELO ladder live
  • Local tournaments
  • Leaderboard public
02
Phase 2
Recruiter Layer
  • Recruiter portal
  • Verified profiles
  • Job tournaments
  • Company sponsorships
03
Phase 3
Multi-Campus
  • Inter-campus leagues
  • Chapter system
  • Division seasons
  • Cross-school rivalry
04
Phase 4
Pro Circuit
  • Cash prize events
  • Livestream integration
  • Media partnerships
  • National finals
For Recruiters

FIND YOUR
NEXT
ENGINEER

Every profile on ArenaHQ is backed by real competitive data — ELO, win rate, problem categories mastered. No self-reported ratings.

Starting ELO1200
Placement Matches5 Required
Current SeasonSeason 3
Top CategoryDynamic Programming
Supported Languages7 Languages
StatusOpen Now
ARENA
Season 3 · Registration Open Now
ARE YOU
RANKED?
Season 3 is open. One leaderboard. Prove you belong at the top.