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Build a Lock-Free MPMC Queue for a Trading-Backend Hot Path

FreeVerified credential4 weeksExpert

Overview

What this challenge is about.

Build a lock-free MPMC queue in C++20 for a trading backend and benchmark it against alternatives. Earn a verifiable certificate.

CredentialBlockchain-anchored
ShareableLinkedIn-ready
LanguageEnglish
PaceSelf-paced

The Brief

What you'll do, and what you'll demonstrate.

Implement a lock-free Vyukov MPMC queue with provable correctness and beat moodycamel by >30 percent on the firm's trading-tech benchmark scenarios.

Earning criteria — what you'll demonstrate

  • Implement a bounded lock-free MPMC queue with correct memory orderings
  • Use TSan + interleaving-exploration tools to validate concurrency
  • Pad data structures to eliminate false sharing on hot fields
  • Benchmark with statistical rigor against industry-standard alternatives

Program Fit

Where this fits in your program.

Sharpens the same skills your degree expects you to demonstrate.

Skills

Skills you'll demonstrate.

Each one shows up on your verified credential.

Careers

Roles this prepares you for.

Real titles. Real skill bridges. Pick the one closest to your trajectory.

Career paths this builds toward

Canonical roles

One more thing

You can put a credential on your CV by Friday.

Build a Lock-Free MPMC Queue for a Trading-Backend Hot Path | Ewance Challenge