Takhmina Pirmahmadova

Takhmina's quantitative linguistic expertise offers a unique mix of linguistics and data analytics. As a detail-oriented individual, she enjoys thorough analysis and is interested in achieving high-quality outcomes. She is enthusiastic about working with various methods and software such as Tableau, Alteryx, Power BI, and programming languages like Python, SQL, and R.

Driven by a commitment to continuous self-improvement, Takhmina has a strong desire to make a positive impact on those around her. Having done multiple volunteering activities in the past, she is motivated to help others achieve their goals and solve their challenges.

Skills

Data visualization: Tableau, PowerBI

Data preparation: Tableau Prep, Power Query, Alteryx, Excel, Python

Programming: SQL, Python

Key Competencies

Reflection

Analytical thinking

Effective communication

Continuous learning

Short-Term Projects

2024

Data Optimization for Software as a Service (SaaS)

  • overview of customer locations

  • product performance and sales figures

  • Tableau dashboard: desktop and mobile layout

Pricing Model Analysis for a Technology Company

  • Tableau dashboard for pricing comparisons

  • overview of pricing models and their trends over time

Spatial Data Evaluation for a Waste Disposal Company

  • Tableau dashboard for reviewing cleaning schedules and road cleanliness ratings

  • project manager role

Customer Satisfaction Analysis for a Delivery Company

  • Tableau dashboard for customer satisfaction review based on survey data

  • computing Net Promoter Score

  • identifying areas for improvement in the delivery process

  • highlighting the performance of different delivery depots

2025

Business Overview for a Laser Technology Company

  • interactive Tableau dashboard

  • overview of operating figures: sales, target figures, deliveries, returns

Before Data School

TechLabs | Data Science Track (2024)

Master of Arts in Linguistics (2024)

  • grade: 1,68

  • thesis: "Analysing Polysemy with Machine Learning"

Research Assistant (2021-2023)

Featured Work

Nobel Prise Winners | Tableau Public

StremStats - Netflix | Tableau Public

Certifications

Blog Posts

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Wed 08 Jan 2025 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Quick-Filter in Tableau
Mit Filtern in Tableau kannst du deine Datenvisualisierungen verfeinern und anpassen, indem du die angezeigten Informationen auf bestimmte Kriterien eingrenzt. Sie dienen dazu, irrelevante Daten auszuschließen oder bestimmte Aspekte hervorzuheben
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Wed 08 Jan 2025 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Interaktivität in Deiner Visualisierung
Was ist Interaktivität? Ein interaktives Dashboard kombiniert in der Regel mehrere Visualisierungen und ermöglicht es den Nutzer*innen, Daten dynamisch zu erkunden. Mithilfe von Filtern und Parametern kannst du die Benutzerinteraktion mit deinem Dashboard erheblich verbessern
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Mon 30 Dec 2024 | Takhmina Pirmahmadova
Getting to Know Multi-Fact Relationship Modeling
In 2024, Tableau introduced multi-fact relationship modeling, a feature that elevates relationship management within the platform to a new level. This update is set to significantly improve how connections are built in Tableau, making it a valuable tool for complex data analysis
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Tue 17 Dec 2024 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Tableau-Dashboard erstellen
Ein Dashboard ist eine Sammlung mit mehreren Visualisierungen, mit dessen Hilfe du eine Vielzahl von Daten gleichzeitig betrachten kannst
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Tue 17 Dec 2024 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Skizzen
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Tue 17 Dec 2024 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Starte mit Tableau Public
Tableau Public ist eine kostenlose Plattform für visuelle Analysen, in der du Tableau-Visualisierungen erkunden und deine eigenen Visualisierungen erstellen und veröffentlichen kannst
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Tue 17 Dec 2024 | Takhmina Pirmahmadova
TABLEAU UNLOCKED: Meine Bewerbung für die Data School
Dieser Beitrag sollte als Leitfaden zu deinem Bewerbungsprozess bei der Data School dienen und dir einen Eindruck davon vermitteln, wie meine Bewerbung ablief
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Thu 05 Dec 2024 | Takhmina Pirmahmadova
Chart Makeover — Petal Chart
The next Makeover Monday was about countries and the number of holidays they have. The first version shows a nice overview, with each country listed on the x-axis. However, the large number of countries and the fact that the labels are aligned vertically might be overwhelming to the user
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Thu 05 Dec 2024 | Takhmina Pirmahmadova
Chart Makeover — Funnel Chart
The next Makeover Monday focused on global literacy rates. I created an area chart with years on the x-axis and year-on-year literacy growth on the y-axis. The result was a bit pointy since the year field contained individual years that were not necessarily in a subsequent order
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Wed 04 Dec 2024 | Takhmina Pirmahmadova
Makeover Monday Chart — Makeover
As someone interested in continuous improvement, I’ve decided to revisit my old visualizations and refine them, dedicating roughly the same amount of time as I initially spent creating them
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Thu 28 Nov 2024 | Takhmina Pirmahmadova
StreamStats - NETFLIX
The last day of Dashboard Week was dedicated to our personal projects. Therefore, my task for the day was to visualize my Nextflix data to understand my habits and preferences better and discover useful recommendations. The raw data only included two fields, which were title and date
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Wed 27 Nov 2024 | Takhmina Pirmahmadova
Business KPI dashboard
Task: create a best practice business KPI dashboard using the Superstore dataset and write a user story. One KPI must be Profit
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Tue 26 Nov 2024 | Takhmina Pirmahmadova
The Right Way to Present Dashboards: Do Blueprints Exist?
Does it make sense to have a presenting structure? A well-designed dashboard serves as a powerful solution to extensive data analysis, supporting important decision-making, therefore, a clear communication of its content is essential
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Mon 25 Nov 2024 | Takhmina Pirmahmadova
Visualizing My Resume in a Compelling way
The first dashboard challenge of the week was creating a visual CV using Tableau
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Mon 18 Nov 2024 | Takhmina Pirmahmadova
Customer Feedback in an NPS score
Net Promoter Score (NPS) is a widely used metric for measuring customer satisfaction and loyalty
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Sat 19 Oct 2024 | Takhmina Pirmahmadova
Choosing between Tableau Server and Tableau Cloud
Authorized Tableau users can use Tableau Server and Tableau Cloud to share and collaborate. The difference between the two platforms may not be so obvious to new users and organizations that consider implementing Tableau
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Wed 09 Oct 2024 | Takhmina Pirmahmadova
How to Create a Rounded Bar Chart in Tableau
To give a bar chart a softer, a more modern appearance, you might consider creating a rounded bar chart. In this blog, I’ll walk you through the steps to create one. 1. Create a simple bar chart with measures and dimensions, such as e.g. sales per category. 2
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Fri 04 Oct 2024 | Takhmina Pirmahmadova
Transforming Visualizations with Parameters in Tableau
What are parameters? Parameters in Tableau are versatile tools that enable dynamic interactivity in the data and provide deeper insights with only a few clicks. Parameters allow us to change values, which in turn can modify calculations, filters, and visual elements on the dashboard
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Tue 24 Sep 2024 | Takhmina Pirmahmadova
Choosing Between Map and Filled Map in Power BI
In Power BI, both Map and Filled Map visuals are used to represent geographical data, however, they have certain key differences
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Thu 12 Sep 2024 | Takhmina Pirmahmadova
Maximizing Data Insights with Bullet Graphs: A Compact Visualization Tool
Given the variety of chart options available, it's important to choose one that conveys the message most effectively. For performance-based questions in organizations, a Bullet Graph is an excellent choice for tracking progress against multiple measures
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