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Data Engineer - Python/SQL/ETL Job Opening In Chennai – Now Hiring BUILDING BLOCKS SOFTWARE SERVICES PRIVATE


Job description

<p><p><b>Description : </b><br/><br/><b>Role Overview : </b><br/><br/></p><p>You will own the data pipeline powering our LLM training and fine-tuning.

This includes ingestion, cleaning, deduplication, and building high-quality datasets from structured/unstructured sources.<br/><br/><b>Responsibilities : </b><br/><br/></p><p>- Design ETL pipelines for text, PDFs, and structured data.<br/><br/></p><p>- Implement data deduplication, filtering (toxicity, PII), and normalization.<br/><br/></p><p>- Train and manage tokenizers (SentencePiece/BPE).<br/><br/></p><p>- Build datasets for supervised fine-tuning and evaluation.<br/><br/></p><p>- Work closely with domain experts to generate instruction/response pairs.<br/><br/><p><b>Requirements : </b></p><p><br/></p>- Strong in Python, SQL, and data wrangling frameworks (Pandas, Spark).<br/><br/></p><p>- Experience with large text datasets, cleaning, preprocessing.<br/><br/></p><p>- Familiarity with NLP-specific preprocessing (chunking, embeddings).<br/><br/></p><p>- Knowledge of cloud data storage (S3/GCS/Blob).<br/><br/></p><p>- Bonus : Prior experience in AI/ML pipelines.</p><br/></p> (ref:hirist.tech)

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your Data Engineer Potential: Insight & Career Growth Guide


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