Senior Data Engineer

1 week ago

India Welocalize Full time

Welocalize is seeking a Senior Data Engineer with world-class Python expertise and a sharp eye for data quality engineering rigor and visualization fidelity In this role you will create realistic datasets write intuitive prompts and develop high-quality golden plots to power insightful data tasks You ll bridge technical precision with real-world plausibility-crafting examples that meet strict quality rubrics and correctness criteria Role Details Location Remote Commitment Part-time flexible hours Compensation Competitive hourly rate Key Responsibilities Dataset Design Curation Design and build realistic toy dummy datasets at varying complexity levels simple moderate complex Ensure datasets reflect real-world scenarios while remaining clean reproducible and well-structured CSV format Prompt Engineering Write concise natural-language prompts 40 words tailored for business analysts Ensure prompts are grammatically precise and align with project style non-technical not overly directive no raw metric requests Golden Plot Creation Reproduce target visualizations with aesthetic and analytical fidelity Write clean reproducible Python code using libraries like pandas matplotlib seaborn and plotly Maintain high-quality code standards well-commented organized and reproducible Correctness Criteria Documentation Define correctness criteria tailored to open-ended insight prompts Ensure criteria are flexible accurate and avoid assuming fixed solutions Provide supporting documentation with expected values and metrics e g means correlations test results Quality Assurance Rigorously check each example against quality rubrics correctness completeness clarity justification Maintain a high standard of accuracy across data prompts and visualizations Required Qualifications 10 years of professional experience in data engineering or applied data science Expert-level proficiency in Python data wrangling visualization statistical testing Deep understanding of data modeling prompt crafting and reproducible workflows Exceptional attention to detail and quality control Proven success in high-impact technical environments Preferred Qualifications Experience with statistics hypothesis testing and storytelling with data Background in producing training data developer tools or reproducible research Strong writing skills for crafting precise prompts and correctness criteria If you re a data expert who thrives on quality clarity and impactful engineering we d love to hear from you

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