Data Engineer should have the following skills and technologies
- Active project management and organizational skills.
- Strong analytical skills to manage a huge volume of complex data.
- Strong command over trending programming languages such as Python, Java, C++, Scala, Ruby, etc.
- Proficiency over advanced SQL, and experience in working with relational databases.
- Proficiency in working with a variety of databases
You can watch this video on Data Engineer Interview Preparation: