
BI Developer
- הרצליה
- משרה קבועה
- משרה מלאה
- Own the end-to-end development of the semantic layer for traffic data, ensuring scalability, consistency, and accuracy.
- Build and maintain data models in DBT or equivalent transformation layers to support analytics and self-service use cases.
- Develop and orchestrate reliable data workflows using Apache Airflow and Python.
- Implement efficient data transformations using Spark for scalable data processing.
- Collaborate with Customer Success (CS) data analysts and business partners to translate business questions into efficient, governed data structures.
- Optimize SQL and data flows for performance and usability across tools like Looker, Tableau, or other BI platforms.
- Define and document standardized business logic, KPIs, and metric definitions within the semantic layer.
- Partner with Data Engineering to ensure semantic data models are aligned with upstream pipelines and architecture.
- Develop data validation, QA, and monitoring processes to maintain high data quality standards.
- Contribute to data modeling best practices and participate in broader data governance initiatives across the company.
- 2+ years of experience as a BI Developer, Data Modeler, or in a similar role with strong exposure to semantic layer design.
- Proven experience with SQL-based transformation tools (especially dbt).
- Hands-on experience with Spark for distributed data processing.
- Strong programming skills in Python for data transformation and automation.
- Experience with Apache Airflow for orchestrating data pipelines.
- Deep understanding of dimensional data modeling, semantic modeling, and business metric standardization.
- Extensive hands-on experience with BI tools such as Looker, Tableau, or Power BI.
- Strong collaboration and communication skills with both technical and non-technical stakeholders.
- Experience working with cloud data warehouses (e.g., BigQuery, Snowflake, Redshift).
- Familiarity with version control (e.g., Git), CI/CD processes for data, and agile development practices.
- Experience working in a mobile measurement platform (Attribution & Measurement), ad-tech - big advantage.
- Familiarity with AI tools (e.g., ChatGPT, Gemini, Claude etc').
- Background in developing analytics solutions that support benchmarking or customer-facing insights.
- Introduced by an AppsFlyer team member