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William Cooper's avatar
William Cooper
Koblenz, Germany
AI Agent, VAPI, STT/TTS, LiveKit, Python, Supabase, API, AWS
AI Agent, VAPI, STT/TTS, LiveKit, Python, Supabase, API, AWS
Cover image for Best Voice AI | AI Voice Agents​ & Expert | Next.js, Supabase
Best Voice AI | AI Voice Agents​ & Expert | Next.js, Supabase
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30
Cover image for safepayment.ai
safepayment.ai
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16
Cover image for The Voice AI Platform: TTS Models, Voice Agents, & More
The Voice AI Platform: TTS Models, Voice Agents, & More
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10
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Catalina Valderrama's avatar
Catalina Valderrama
Koblenz, Germany
I’m a marketing designer who’s all about polishing templates
5.0
Rating
1
Followers
I’m a marketing designer who’s all about polishing templates
Cover image for Social Network Templates for Heavy Machinery Company, Longyan
Social Network Templates for Heavy Machinery Company, Longyan
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14
Cover image for Social Media Carousels for Casillero del Diablo
Social Media Carousels for Casillero del Diablo
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23
Cover image for Designed an integrated campaign for
Designed an integrated campaign for CentricSoftware attending Cosmetic360 2025, including exhibition booth, digital advertising and social media assets
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43
Cover image for As an ongoing design partner
As an ongoing design partner for Harmony Medical, I developed a wide range of marketing and event materials, including presentations, conference programs, invitations, roll-up banners, and other branded collateral. Every piece was designed to maintain a cohesive visual identity while supporting the company's presence across conferences, meetings, and marketing initiatives.
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26
Jens Haupt's avatar
Jens Haupt
Bad Schwalbach, Germany
QA Automation Engineer | Playwright | CI/CD | API Testing
New to Contra
QA Automation Engineer | Playwright | CI/CD | API Testing
Cover image for Scalable QA Architecture with Playwright
Scalable QA Architecture with Playwright
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1
Cover image for API Testing with Playwright
API Testing with Playwright
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1
Cover image for CI/CD Test Automation with GitHub Actions
CI/CD Test Automation with GitHub Actions
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1
Cover image for Playwright QA Automation Framework
Playwright QA Automation Framework
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1