Data Engineering Practice Problems provides exercises for practicing data engineering skills.
backend-challenges
backend-challenges lists open-source coding challenges based on real job requirements.
About backend-challenges
backend-challenges is a public list of open-source challenges from jobs around the world. It helps test knowledge using real jobs challenges. Each entry names the company, the required stack and links to test code. Contributions are limited to open-source challenges.
Pricing is not clearly stated.
Key features
- Includes Java or Scala tasks using REST API
- Includes Node.js tasks using Express and Docker
- Includes Ruby and Rails tasks
- Includes Python or Go tasks
- Includes Node.js tasks using GraphQL and MongoDB
Best for: People who want to test knowledge using real jobs challenges.
backend-challenges at a glance
- Category
- Education & Learning › Learn to Code
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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