Astro Sirens LLC

Senior Data Analyst / BI Developer

Astro Sirens LLC

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Posted on:

Location Type: Remote

Location: Bulgaria

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Job Level

Senior

Tech Stack

AirflowAmazon RedshiftApacheAWSAzureCloudD3.jsDockerETLJavaScriptKubernetesMongoDBNoSQLNumpyPandasPostgresPythonScikit-LearnSparkSQLTableau

About the role

  • Design and implement business intelligence (BI) solutions that translate complex data into actionable insights for various business units.
  • Develop and maintain interactive dashboards and reports using BI tools like Power BI, Tableau, or similar to provide real-time business visibility.
  • Collaborate with data scientists, engineers, and business stakeholders to define data requirements and deliver effective BI solutions.
  • Extract, clean, and transform large datasets from various sources to enable accurate and insightful reporting.
  • Analyze data using statistical techniques and machine learning models to uncover trends, patterns, and predictive insights.
  • Work with cloud platforms such as AWS (e.g., Redshift, S3) and Azure (e.g., Synapse, Azure Data Lake) to manage and optimize data storage.
  • Leverage Python libraries (e.g., Pandas, NumPy, scikit-learn) for data manipulation, analysis, and advanced reporting.
  • Build and optimize ETL/ELT processes to move data efficiently into data warehouses or BI tools.
  • Ensure data integrity by automating data validation processes and improving data quality.
  • Create custom reports and automated dashboards with Excel, leveraging advanced Excel functions such as pivot tables, vLOOKUP, and Power Query for business analysis.
  • Provide ad-hoc reporting and data analysis as requested by business teams to support decision-making.
  • Work with containerization technologies like Docker and orchestration tools like Kubernetes to streamline deployment and scaling of data systems.
  • Collaborate across teams to ensure that the BI and analytics processes meet business objectives and compliance standards.

Requirements

  • Proven experience as a Data Analyst or Business Intelligence Developer, with strong knowledge of BI tools, data analysis, and visualization.
  • Advanced proficiency in **SQL** (both complex queries and data manipulation) and experience with relational and NoSQL databases (e.g., PostgreSQL, MongoDB).
  • Strong experience using **Excel** for data analysis, reporting, and advanced functions (e.g., pivot tables, vLOOKUP, Power Query, macros).
  • Experience with BI tools like Power BI, Tableau, or similar for creating interactive and dynamic reports and dashboards.
  • Strong knowledge of cloud technologies, specifically **AWS** (e.g., Redshift, S3) and **Azure** (e.g., Synapse, Azure Data Lake).
  • Experience with data processing frameworks like **Apache Spark** or **Databricks** for large-scale data analysis.
  • Proficiency in **Python** (Pandas, NumPy, scikit-learn) for data analysis and reporting automation.
  • Experience with ETL/ELT processes and data pipelines.
  • Familiarity with statistical analysis and machine learning techniques to interpret data and generate predictive models.
  • Strong problem-solving skills and ability to troubleshoot complex data issues.
  • Excellent communication skills to present complex data findings to non-technical stakeholders in a clear, actionable manner.
  • Ability to work collaboratively with cross-functional teams to define data-driven solutions.
  • **Preferred Qualifications**:
  • Experience with custom data visualizations beyond standard BI tools, using **Python** or **D3.js** for interactive dashboards.
  • Familiarity with machine learning algorithms and practical experience in applying them to business problems.
  • Knowledge of data governance, security, and privacy best practices.
  • Familiarity with tools for workflow orchestration (e.g., DBT, Apache Airflow).
  • Previous experience working in agile development teams.
Benefits
  • Competitive salary and flexible payment methods.
  • Opportunities for career growth and professional development.
  • Flexible working hours and remote work options.
  • Work in a collaborative, innovative, and inclusive environment.
  • Be a part of a data-driven culture that is at the forefront of innovation.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
SQLPythonExcelApache SparkDatabricksETLELTstatistical analysismachine learningdata visualization
Soft Skills
problem-solvingcommunicationcollaborationdata interpretationtroubleshootingdata-driven decision makingstakeholder engagementactionable insightscross-functional teamworkadaptability