Python or Java programming

SQL and database design

ETL/ELT tools (Talend, Informatica, Apache Airflow, or similar)

Cloud platforms (AWS, GCP, or Azure)

Apache Spark or Hadoop

Data warehousing concepts and tools

NoSQL databases (MongoDB, Cassandra, or similar)

Message queues (Kafka, RabbitMQ)

Data modeling and schema design

Linux/Unix command line

Git and version control

Scripting languages (Bash, Python)

Strong communication and collaboration abilities

Problem-solving and analytical thinking

Attention to detail and quality-focused mindset

Ability to work independently and as part of a team

Time management and prioritization skills

Adaptability and willingness to learn new technologies

Documentation and knowledge sharing skills

Stakeholder management and requirement gathering