On Lounge since Oct 2026
Katja Danilina
Member #1,506FounderL1Co-founder & CEO, Mantle Chat
Collaboration platform where teams work with AI together
How karma works. Everyone starts with 5. You get +1 each time another member upvotes one of your posts or comments (your own upvotes don't count), and lose it if they take the upvote back. Post what you're building, answer questions and help other members to earn more.
Achievements
Plugged In ×3Connected sources: GitHub, Hugging Face, LinkedIn, X, website.How: Connected 3 sources (GitHub, LinkedIn, X or a website) in Settings
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About
Katja Danilina is Co-founder and CEO of Mantle Chat, an Amsterdam-based collaboration platform where teams work with AI together. Katja sets the course for the company, shaping its strategy and product vision, and also builds with AI and contributes to design, product management, and sales. Users can call on GPT-5, Claude, Gemini and over 60 other models inside shared channels.
Stack
Experience
CEO & Co-founder · Mantle Chat
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Senior UI/UX Designer · inSided (Acquired by Gainsight)
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UI/UX Designer · Insided
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UI/UX Designer · Fuse8
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UI/UX Designer · Freelance
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UI/UX Designer · Dextra Digital Agency
