I will clean and prepare ai training data, jsonl datasets for llm

China

I speak English

Data Engineer, Data Cleaning and Multilingual Data Specialist

I help AI companies and product teams get clean, ready-to-use data. - Data cleaning, deduplication, formatting and standardization (CSV, JSON, Excel) - Custom dataset building: Thai / Vietnamese / In...
About this Gig

I will clean, deduplicate, format and prepare your data for AI training, analytics or business use - delivered fast with a quality report.


WHAT YOU GET:

- Data cleaning: remove duplicates, fix formatting, standardize values, handle missing data

- AI training data preparation: JSONL, CSV, Excel formats ready for LLM training and fine-tuning

- Custom dataset building: Thai / Vietnamese / Indonesian / Malay language data

- Data validation with a clear quality report included in every delivery

- Fast turnaround: 24-72 hours depending on package


WHY CHOOSE ME:

- Automated pipeline = consistent quality at a lower cost than manual processing

- Quality report included with every delivery (transparency you can verify)

- Clear communication and fast revisions

- Experience with AI training datasets, e-commerce data and multilingual data


PACKAGES:

- Starter Clean: up to 1,000 rows - deduplication, formatting, basic validation

- Professional Clean: up to 5,000 rows - full cleaning + quality report

- Business Clean: up to 20,000 rows - advanced processing + priority support

My Portfolio