Data Engineer (Tableau)

Data Engineer Particle41 is seeking a talented Data Engineer to join our team. You will design, build, and maintain data pipelines and infrastructure, support client-facing data visualization, and contribute to AI-assisted data workflows. You will work across the full data lifecycle — from raw ingestion to polished, decision-ready output — in collaboration with cross-functional teams. In This Role You Will Software Development Design, develop, and maintain scalable ETL/ELT pipelines to process large volumes of data from diverse sources. Build and optimize data storage solutions — data lakes and data warehouses — for efficient retrieval and processing. Integrate structured and unstructured data from internal and external systems into a unified view for analysis. Ensure data accuracy, consistency, and completeness through validation, cleansing, and transformation. Maintain clear documentation for data processes, tools, and systems. Data Visualization Build and maintain Tableau dashboards and reports that translate complex datasets into clear, decision-ready visuals. Design data models and extracts optimized for Tableau performance, including live connections and published data sources. Apply data visualization best practices — chart selection, layout, color, and interactivity — to produce client-ready output. Partner with stakeholders to understand reporting needs and translate them into visual solutions. Support ad hoc analysis using Tableau, Python-based charting (matplotlib, seaborn, plotly), or similar tools. AI and Data Support Support AI/ML workflows by building and maintaining the data pipelines that feed model training, inference, and evaluation. Assist with data preparation for LLM and machine learning projects, including feature engineering, tokenization pipelines, and vector store integration. Help teams adopt AI-assisted data tooling — copilots, intelligent search, automated reporting — by ensuring clean, well-structured data is available upstream. Contrib