Data Analyst

Data Analyst at Rubytech, Moscow. Requires data visualization tools, SOAP/REST, ETL, big data tools, Python, SQL, XML/XSD/JSON, statistics, UML/BPMN. Certificates in data analysis or ML are a plus.

Experience with data visualization tools (Tableau, Power BI, Matplotlib, Seaborn, Plotly, etc.). Experience with SOAP, REST. Experience describing interfaces between system modules/external services (API parameters, API logic). Ability to work with ETL processes and tools (Apache Airflow, Talend, Informatica). Ability to work with large volumes of data: clean, transform, analyze. Ability to write technical documents (TT, TZ, TRP, PMI, etc.). Knowledge of XML, XSD, JSON. Experience with Excel, Jupyter Notebook, Git, Docker. Knowledge of Python, SQL. Knowledge of big data technologies (Hadoop, Spark, Hive). Understanding of relational databases (MySQL, PostgreSQL). Understanding of statistics, probability, and data analysis methods. Building diagrams, UML, BPMN, specifications. Certificates in data analysis, machine learning, or Big Data (e.g., Coursera, edX, DataCamp) will be a plus.