Research
If you like applying Research, every challenge here gives you a chance to practice it on a real industry brief.
- AnalysisIntermediateNew
Developer-Experience Audit of a Public API
Walk through the existing public API as a first-time developer using only the public docs, OpenAPI spec, SDKs (Python + JavaScript), and example repos. Run the first-hour test 3…
- Developer Experience
- Api Design
- Documentation
API Design and GraphQL - ResearchIntermediateNew
NP-Completeness Investigation of a Scheduling Feature Request
Read the feature spec (around 30 vets per clinic, around 10 rooms, around 200 appointments per day, vet-skill constraints, room-equipment constraints, customer-time preferences)…
- Np Completeness
- Complexity Theory
- Algorithm Analysis
Algorithm Design and Analysis - StrategyIntermediateNew
Strategy Brief on Layer-2 Choice for a Web3 Gaming Studio
Survey the three L2 categories with 2026-current numbers: per-transaction cost at expected game throughput (around 50 TPS sustained, 500 TPS event spikes), finality latency (mat…
- Layer 2 Protocols
- Blockchain Protocols
- Research
Blockchain and Decentralized Systems Engineering
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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