Freelancers using SQL in Washington
Freelancers using SQL in Washington
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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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Bridging the gap between data analysis and market
6
Budget Execution Analysis PowerBI Visualization
6
194
1
Agile and Technical System Diagram Designing
1
34
2
Recommendation System: Planning & Management
2
20
1
Bitcoin Price Prediction Using ML
1
19
SQL
(1)
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Joseph Mienko
Everett, USA
Social data scientist creating impactful solutions
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Social data scientist creating impactful solutions
0
RODIS
0
7
0
The Child Well-Being Data Portal
0
4
0
Sprout
0
3
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SQL
(2)
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David Keys | CX Systems
Spokane, USA
Transforming Data into Exceptional Experiences
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Transforming Data into Exceptional Experiences
0
Willow Saves $380k with Salesforce Fractional Team
0
11
0
Blackbird Air Transforms Operations and Secures $10M Series A
0
7
0
Willow is AI-Ready with Synchronizes Data Systems
0
7
0
Publishing Startup Cuts Costs and Achieves Profitability
0
7
SQL
(1)
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Evgeniia Shcherbinina
Seattle, USA
Marketing analytics specialist helping drive growth
New to Contra
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Marketing analytics specialist helping drive growth
0
Enabled the push marketing team to transition from fragmented reporting to a unified measurement system supporting strategic lifecycle and targeting decisions.
0
29
0
Identified distinct loyalty segments with different value and engagement profiles. Silver-tier customers demonstrated the highest growth potential, making them the most effective target for loyalty-building and revenue optimization strategies.
0
43
0
Used causal impact modeling to evaluate the incremental effect of withholding email campaigns from low-engagement customers, identifying significant revenue loss and enabling data-driven optimization of lifecycle marketing strategy.
0
79
0
Audited landing page experiments in a low-traffic environment, conducted power and feasibility analysis, and implemented a measurement framework to ensure reliable, statistically valid decision-making.
0
86
SQL
(4)
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Sierra Vithica
Seattle, USA
🌺 Web Developer & Designer based in Seattle, WA
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🌺 Web Developer & Designer based in Seattle, WA
0
Campaign Manager - CRM Component
0
1
0
Figma x Contra - ‘Make-a-thon’ 2025
0
4
0
Sierra Layla Vithica - Personal Website 2023
0
4
0
Fyve Marketing - Animated Logo
0
4
SQL
(1)
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Andrew P
Everett, USA
Crafting innovative web applications and cloud solutions
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Crafting innovative web applications and cloud solutions
0
Café Connect Database Application
0
0
0
Pokemon Card Binder
0
0
0
Listing Website for New Homes
0
0
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SQL
(1)
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Lam Nguyen
Federal Way, USA
Certified QuickBooks Advisor, CFO, Dashboards
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Certified QuickBooks Advisor, CFO, Dashboards
0
CapEx Audit for Multi-family Real Estate Investment Firm
0
0
0
Cash flow Projections for a SaaS Venture (Serie A funded)
0
1
0
Monthly bookkeeping
0
1
0
User Retention Analysis Dashboard
0
0
SQL
(2)
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