I'm Karthik, a senior product designer
and
I ship
products
Currently an IC designer @ Trainwell (Series A • B2C). Hacking the Zeno iOS app on the side. Carnegie Mellon alum, crafting products since 2020.
Exploring
Exploring
I'm Karthik, a senior product designer
and
I ship
products
Currently an IC designer @ Trainwell (Series A • B2C). Hacking the Zeno iOS app on the side. Carnegie Mellon alum, crafting products since 2020.
Exploring
Exploring
I'm Karthik, a senior product designer
and
I ship
products
Currently an IC designer @ Trainwell (Series A • B2C). Hacking the Zeno iOS app on the side. Carnegie Mellon alum and crafting products since 2020.
Exploring
Exploring
current experiments
Blurring the line between design & code
B2B tools and AI experiments I've been designing and hacking together. Voice agents, agentic workflow builders, and AI copilots for customer support.
Scroll down ↓
current experiments
Blurring the line between design & code
B2B tools and AI experiments I've been designing and hacking together. Voice agents, agentic workflow builders, and AI copilots for customer support.
Scroll down ↓
current experiments
Zeno - Steps for
Screen Time
Zeno explores a different approach to screen time control. Rather than strict blocking or manual overrides, it uses steps as a permission system for distracting apps.
Walking unlocks scrolling time.
Time runs out. Apps re-lock.
Scroll down ↓
AI Agentic Workflow Builder
visual builder for designing and running AI agent workflows on a canvas
Next.js
React Flow
shadcn/ui
Zustand
A node-based workflow builder for AI agents. Drag triggers, models, and actions onto a canvas, wire them together, and run. A built-in copilot helps scaffold workflows from a prompt. No backend, this is a visual exploration of what a modern agent builder could feel like.
AI Agentic Workflow Builder
visual builder for designing and running AI agent workflows on a canvas
Next.js
React Flow
shadcn/ui
Zustand
A node-based workflow builder for AI agents. Drag triggers, models, and actions onto a canvas, wire them together, and run. A built-in copilot helps scaffold workflows from a prompt. No backend, this is a visual exploration of what a modern agent builder could feel like.
AI Agentic Workflow Builder
visual builder for designing and running AI agent workflows on a canvas
shadcn/ui
Next.js
React Flow
Zustand
A node-based workflow builder for AI agents. Drag triggers, models, and actions onto a canvas, wire them together, and run. A built-in copilot helps scaffold workflows from a prompt. No backend, this is a visual exploration of what a modern agent builder could feel like.
Viewsights - Voice AI for User Research
AI interviewer that conducts, records, and analyzes user research conversations
ElevenLabs
Claude API
Supabase
pgvector
RAG
An AI-powered voice agent that runs user research interviews end-to-end. Define the research objective, upload the context, and share the link. The agent conducts the conversation, transcribes it, and automatically surfaces insights. Uses a RAG pipeline to ground questions in the company context, Claude for analysis, and ElevenLabs for real-time voice.
Viewsights - Voice AI for User Research
AI interviewer that conducts, records, and analyzes user research conversations
ElevenLabs
Claude API
Supabase
pgvector
RAG
An AI-powered voice agent that runs user research interviews end-to-end. Define the research objective, upload the context, and share the link. The agent conducts the conversation, transcribes it, and automatically surfaces insights. Uses a RAG pipeline to ground questions in the company context, Claude for analysis, and ElevenLabs for real-time voice.
Viewsights - Voice AI for User Research
AI interviewer that conducts, records, and analyzes user research conversations
Supabase
ElevenLabs
Claude API
pgvector
RAG
An AI-powered voice agent that runs user research interviews end-to-end. Define the research objective, upload the context, and share the link. The agent conducts the conversation, transcribes it, and automatically surfaces insights. Uses a RAG pipeline to ground questions in the company context, Claude for analysis, and ElevenLabs for real-time voice.
Kora - Visual AI Copilot for SaaS
AI-powered customer support agent that visually guides users through your product
React
Claude API
Tailwind CSS
Motion
A visual copilot that sits on top of any SaaS product. Customers ask what they need, and Kora reads the interface, then walks them through it step-by-step with an animated cursor pointing at exactly what to click. Think customer support that actually shows, not just tells.
Kora - Visual AI Copilot for SaaS
AI-powered customer support agent that visually guides users through your product
React
Claude API
Tailwind CSS
Motion
A visual copilot that sits on top of any SaaS product. Customers ask what they need, and Kora reads the interface, then walks them through it step-by-step with an animated cursor pointing at exactly what to click. Think customer support that actually shows, not just tells.
Kora - Visual AI Copilot for SaaS
AI-powered customer support agent that visually guides users through your product
Tailwind CSS
React
Claude API
Motion
A visual copilot that sits on top of any SaaS product. Customers ask what they need, and Kora reads the interface, then walks them through it step-by-step with an animated cursor pointing at exactly what to click. Think customer support that actually shows, not just tells.
current full time work
IC Product Designer at Trainwell
remote 1-on-1 personalized fitness training that actually sticks
ARR in $Ms
1.9M+ workouts logged
79% workout completion
4.9 app store rating
Trainwell is backed by the investors of
backed by the investors of
• Leading the design efforts • Potentially could 3x our revenue • Ongoing partnership with the biggest US fitness company
current full time work
IC Product Designer at Trainwell
remote 1-on-1 personalized fitness training that actually sticks
ARR in $Ms
1.9M+ workouts logged
79% workout completion
4.9 app store rating
Trainwell is backed by the investors of
backed by the investors of
• Leading the design efforts • Potentially could 3x our revenue • Ongoing partnership with the biggest US fitness company
current full time work
IC Product Designer at Trainwell
remote 1-on-1 personalized fitness training that actually sticks
ARR in $Ms
1.9M+ workouts logged
79% workout completion
4.9 app store rating
Trainwell is backed by the investors of
backed by the investors of
• Leading the design efforts • Potentially could 3x our revenue • Ongoing partnership with the biggest US fitness company
Current side project
Zeno - Steps for Screen Time
wellness app that reduces doomscrolling by turning daily steps into screen time
12 beta users
32% screen time reduction
Built using Claude Opus 4.5
HealthKit • ScreenTime API
Zeno explores a different approach to screen time control. Rather than strict blocking or manual overrides, it uses steps as a permission system for distracting apps. Walking unlocks scrolling time. Time runs out. Apps re-lock.
Current side project
Zeno - Steps for Screen Time
wellness app that reduces doomscrolling by turning daily steps into screen time
7 beta users
32% screen time reduction
Built using Claude Opus 4.5
HealthKit • ScreenTime API
Zeno explores a different approach to screen time control. Rather than strict blocking or manual overrides, it uses steps as a permission system for distracting apps. Walking unlocks scrolling time. Time runs out. Apps re-lock.
Current side project
Zeno - Steps for
Screen Time
wellness app that reduces doomscrolling by turning daily steps into screen time
12 beta users
↓ 32% screen time
Used Claude Opus 4.5
HealthKit • ScreenTime API
Zeno explores a different approach to screen time control. Rather than strict blocking or manual overrides, it uses steps as a permission system for distracting apps.
Walking unlocks scrolling time.
Time runs out. Apps re-lock.
MY Stack
Tools & Softwares
My current tech stack
Swift
Xcode
Claude
Vercel
OpenClaw
cmux
MY Stack
Tools & Softwares
My current tech stack
Swift
Xcode
Claude
Cursor
Play
ChatGPT
MY Stack
Tools & Softwares
My current tech stack
Swift
Xcode
Claude
Cursor
Play
ChatGPT
ABOUT ME
👋 I'm Karthik Sivacharan
I enjoy the messy middle of building things and started crafting products early. I’ve worked across startups, VC, and larger orgs. I’m happiest learning by making. Coffee, sunsets, driving, and sports are my kind of things :)
ABOUT ME
👋 I'm Karthik Sivacharan
I enjoy the messy middle of building things and started crafting products early. I’ve worked across startups, VC, and larger orgs. I’m happiest learning by making. Coffee, sunsets, driving, and sports are my kind of things :)
ABOUT ME
👋 I'm Karthik Sivacharan
I enjoy the messy middle of building things and started crafting products early. I’ve worked across startups, VC, and larger orgs. I’m happiest learning by making. Coffee, sunsets, driving, and sports are my kind of things :)
Made with Framer & Cold Brew.
Made with Framer & Cold Brew.
Made with Framer & Nitro Cold Brew.