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I will do expert data analysis and write complex sql queries
Ucraina
Parlo Inglese
Data Analyst and SQL Developer
I am a Data Analyst with an M.Sc. in IT and a B.Sc. in System Analysis from VNTU. I specialize in Python and SQL, focusing on data cleaning, processing, and database structure design. My background in...
Informazioni su questo servizio
Are you looking for a professional to handle your data analysis, write complex SQL queries, or clean your datasets using Python? I am here to help you make sense of your data and provide high-quality results.
What I offer:
- SQL Expertise: Complex queries, Joins, Aggregations, and Data Extraction (PostgreSQL, MySQL, MS SQL, etc.).
- Python Data Analysis: Data cleaning, manipulation using Pandas/NumPy, and automation.
- Data Visualization: Creating clear charts and graphs to tell the story behind the numbers.
- Survey & Research Analysis: Processing raw data into structured insights.
Why choose me?
- Technical Background: Masters degree level expertise in data processing.
- Detail-Oriented: I provide fully commented code so you can understand every step.
- Fast & Reliable: Quick turnaround and clear communication.
- Unlimited Revisions: Your satisfaction is my top priority.
I am committed to delivering clean, accurate, and professional work tailored to your business needs.
Please contact me before placing an order to discuss your requirements and ensure the best possible results!
Il mio portfolio
FAQ
What file formats do you work with?
I work with CSV, Excel, JSON, and direct SQL database exports. I can also deliver results in any of these formats.
Which SQL dialects are you familiar with?
I am proficient in PostgreSQL, MySQL, SQL Server (T-SQL), and SQLite.
Can you handle messy or unorganized data?
Yes! I use Python (Pandas) to clean, transform, and organize your data before performing any analysis to ensure 100% accuracy.
Do you provide the source code?
Absolutely. I provide the SQL scripts or Python notebooks with detailed comments at no extra cost.
