Freelancers using SQL
Freelancers using SQL
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Tomi Scattini
Granada, Spain
Full Stack Developer
$5k+
Earned
4x
Hired
5.0
Rating
82
Followers
Top
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Full Stack Developer
2
EmpowerLine Malawi
2
88
1
Academia virtual Lydiob7
1
80
4
Sabrina Polanco | Design Studio
4
160
4
BeatSur Books
4
58
SQL
(1)
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Abubakar Chan
pro
Lahore, Pakistan
AI Integration & Automation Engineer | Full-Stack Web Apps
$50k+
Earned
63x
Hired
4.9
Rating
98
Followers
Expert
Expert
+2
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Message
AI Integration & Automation Engineer | Full-Stack Web Apps
3
Hoopoe Social Club
3
67
3
Magnai | UK Public Affairs
3
30
2
Humoni - secure housing in under 72 hours
2
81
6
Wellbeing Wizard AI
6
160
SQL
(1)
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Marc Brown
pro
Elizabeth, USA
Technical Partner for Founders
$10k+
Earned
12x
Hired
5.0
Rating
300
Followers
expert
expert
+3
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Message
Technical Partner for Founders
1
CRM Optimization and Customization with ColdFusion
1
27
4
Mobile App Backend Stabilization Using Firebase
4
135
1
Secure Docker Deployment on Synology NAS
1
35
0
ThreatDetect Security Dashboard
0
32
SQL
(1)
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Tayyab Ali
Pakistan
AI System Architect | Database Expert | Full Stack Developer
$25k+
Earned
1x
Hired
5.0
Rating
61
Followers
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Message
AI System Architect | Database Expert | Full Stack Developer
2
Sales Data Analysis & Data Visualization in Power BI
2
149
2
To get the real benefit of RAG/CAG systems for any business is only possible by the interconnectivity of data that can be developed in Graph Databases
2
295
1
Klara AI - HR AI Voice calling agents in Germany
1
9
3
Graph & Vector Database Architectire Development
3
89
SQL
(1)
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Sparsh Gupta
pro
Bengaluru, India
Helping B2B businesses unlock growth with AI & Automations
$5k+
Earned
5x
Hired
5.0
Rating
15
Followers
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Helping B2B businesses unlock growth with AI & Automations
0
Tableau Pricing Tool for Sales Team
0
15
0
Merchant Activity Dashboard
0
11
0
Errors Overview Board in Mixpanel
0
7
0
Building a Slack Bot Using Python
0
5
SQL
(4)
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Sean Snyder, Roaring Kitten
pro
Detroit, USA
WordPress & Tech Docs by Experienced IT Pro
$5k+
Earned
4x
Hired
5.0
Rating
8
Followers
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WordPress & Tech Docs by Experienced IT Pro
0
Claims Processing Performance/Trace File Analysis
0
28
0
Presentation: Securing Your WordPress Website (Part 1)
0
8
0
Google Workspace Administration
0
16
0
Convention Management Guidelines
0
6
SQL
(1)
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Andy Luo
pro
Washington, USA
Bridging the gap between data analysis and market
$50k+
Earned
1x
Hired
5.0
Rating
21
Followers
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Message
Bridging the gap between data analysis and market
6
Budget Execution Analysis PowerBI Visualization
6
203
1
Agile and Technical System Diagram Designing
1
35
2
Recommendation System: Planning & Management
2
21
1
Bitcoin Price Prediction Using ML
1
19
SQL
(1)
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Istiak Ahmed Khan
Dhaka, Bangladesh
Power BI Data Analyst + ML AI Automation Expert
5.0
Rating
96
Followers
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Message
Power BI Data Analyst + ML AI Automation Expert
9
The E-Commerce Orders Dashboard provides a comprehensive overview of order performance, revenue trends, and customer purchasing behavior. Designed for online businesses, this dashboard transforms transactional order data into actionable insights that support growth, operational efficiency, and strategic decision-making.
2
9
1.2K
5
The Financial Performance Dashboard provides a comprehensive overview of an organization’s financial health by tracking revenue, expenses, profitability, and key financial indicators. Built using Power BI, this dashboard enables finance teams and decision-makers to monitor performance, identify trends, and make data-driven strategic decisions.
5
925
12
This Project Overview Dashboard provides a comprehensive view of project performance, financial outcomes, and operational progress across the organization. Built using Power BI, this dashboard enables project managers and executives to monitor key project metrics, evaluate cost efficiency, and track overall project status in real time. Key KPIs Tracked: ✔ Total Projects – Number of active and completed projects ✔ Project Cost – Total investment allocated across projects ✔ Project Benefit – Estimated value or return generated from projects ✔ Net Benefit – Difference between project benefit and cost ✔ Average Completion Rate – Overall project progress percentage
5
12
1.3K
3
Data modeling in Microsoft Power BI is the foundation of accurate and high-performance dashboards. 1. Use Star Schema Fact table → numeric data (Sales, Revenue) Dimension tables → descriptive data (Customer, Product, Date) Keep fact in center, dimensions around it 2. Relationships (When to Use What) One-to-Many (1:*) → Best practice (Dimension → Fact) Many-to-One (*:1) → Same as above, reversed view One-to-One (1:1) → Rare, use only if necessary Many-to-Many (:) → Avoid; use bridge table instead 3. Filter Direction Single direction → Recommended (Dimension → Fact) Bi-directional → Use only for complex cases 4. Data Preparation Clean data in Power Query Remove duplicates, fix types, handle nulls 5. DAX Measures Use measures (SUM, CALCULATE) over columns 6. Best Practices Use a proper Date table Keep dimension values unique
1
3
472
SQL
(11)
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