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Derrick M.
@derrickmulwa
5,0
13
4,1
4,1
95%
Data Expert✔️Python✔️Power BI✔️AI&ML✔️Automation✔️
$20 USD / giờ
・
Kenya (5:22 CH)
・
Đã tham gia vào tháng 7 12, 2023
$20 USD / giờ
・
I am a highly skilled and experienced professional with a strong background in data collection, cleaning, analysis, visualization, database management, and Python programming. I bring a diverse range of skills and expertise that can add immense value to your projects. With my extensive knowledge of data-related tasks, I am well-equipped to handle the entire data lifecycle. From collecting and cleaning raw data to conducting in-depth analysis and visualizing insights, I can provide comprehensive solutions that drive informed decision-making.
✅ Python: Pandas, TensorFlow, Statsmodels, Matplotlib, Scikit-learn, Time Series Analysis, NumPy, SciPy, Seaborn, Flask, FastAPI.
✅ Power BI: DAX, Power Query, Custom Visuals, Data Modeling, Report Automation, Interactive Dashboards, KPI Tracking.
✅ Google Looker: LookML, Data Modeling, Custom Dashboards, Embedded Analytics, Data Exploration.
✅ Tableau: Data Visualization, Dashboard Design, Data Blending, Calculated Fields, Storytelling with Data.
✅ SQL: MySQL, PostgreSQL, SQL Server, SQLite, Query Optimization, Stored Procedures, Indexing, Data Warehousing, Joins & Subqueries.
✅ Excel: Pivot Tables, VLOOKUP/XLOOKUP, Macros (VBA), Data Validation, Conditional Formatting, Solver, Power Pivot.
✅ Machine Learning: Supervised & Unsupervised Learning, Regression, Classification, Clustering, Neural Networks, Model Evaluation, Hyperparameter Tuning, Cross-Validation.
✅ Web Scraping: BeautifulSoup, Scrapy, Selenium, XPath, Regex, Data Extraction, API Integration.
✅ Data Cleaning & Preprocessing: Data Validation, Exploratory Data Analysis (EDA), Outlier Detection, Imputation, Normalization, Data Transformation, Correlation Analysis.
✅ Data Visualization: Matplotlib, Seaborn, Plotly, Power BI, Tableau, Google Looker, Excel Charts, Dash.
✅ ETL (Extract, Transform, Load): Data Integration, Data Transformation, Scheduling, Automation Tools (e.g., Apache Airflow, Talend).
✅ Data Modeling: Entity-Relationship Diagrams (ERD), Normalization, Denormalization, Fact & Dimension Tables, Star & Snowflake Schemas.
✅ API Development: RESTful APIs, JSON, XML, Flask, FastAPI, Authentication & Authorization.
✅ Automation: Python Scripting, Excel Macros, Cron Jobs, Selenium, CI/CD Pipelines.
✅ Cloud Services: AWS (S3, EC2, RDS), Azure, Google Cloud, Serverless Computing, Cloud Storage, Data Migration.
✅ Python Application Development: PyQt5, GUI Design, Event Handling, Multithreading, File Handling, Database Integration.
✅ Telegram Bots: Python-Telegram-Bot, API Integration, Webhooks, Command Handling, User Interaction, Automation.
✅ Version Control: Git, GitHub, Bitbucket, Branching & Merging, Pull Requests, Continuous Integration.
I enjoy working closely with clients and fellow professionals, adapting to project requirements and delivering results within deadlines. My time management and organizational skills enable me to handle multiple projects simultaneously while maintaining a high level of quality.
It has been absolutely a delight working with Derrick! He made the analysis super cool. I would 100% like to work with him again and have a long term partnership!