I turn user research into useful, profitable products—from design and AI-assisted development to launch and growth. I also teach practical negotiation at The Negotiation Project Amsterdam.
Founder, product designer and developer · Immigrants preparing for Dutch integration exams
An AI-powered Dutch integration exam practice platform shaped by 17 interviews and 16,000+ exercises; profitable in its first week with zero ad spend.
Profitable in week one with 16,000+ exercises and zero ad spend
React · Node.js · PostgreSQL · Tailwind CSS · Claude Code
Solo product designer and developer · Romanian learners from A1 to C1
A free Romanian grammar platform with 144 rules, six languages, quizzes, and vocabulary games, built and shipped in two days.
Shipped 144 grammar rules in six languages in two days
Next.js · React Server Components · Tailwind CSS · Cloudflare · Claude Code
Product designer and developer · Farm mechanics and truck drivers in Vladimir Oblast
A 26 KB used tractor and truck tire catalog with 100 live listings, built for farm mechanics on old phones and weak rural connections.
100 tire listings delivered in a 26 KB server-rendered page
Astro · React · nginx · Yandex Object Storage · Claude Code
| Rank | Student | Final | Tech | Result | Conv | Penalty |
|---|---|---|---|---|---|---|
| 1 | Sophie Bakker 🏆 | 4.68 | 4.80 | 4.50 | 4.70 | 0 |
| 2 | Marco de Vries 🥈 | 4.35 | 4.30 | 4.50 | 4.20 | 0 |
| 3 | Anna Kowalski 🥉 | 4.22 | 4.00 | 4.20 | 4.50 | 0 |
| 4 | James Chen | 3.89 | 3.70 | 4.10 | 3.90 | 0 |
| 5 | Fatima Al-Rashid | 3.51 | 3.90 | 3.50 | 3.70 | -0.2 |
| 6 | Lucas Schmidt | 3.05 | 3.20 | 3.60 | 3.50 | -0.4 |
Negotiation teacher and solo product builder · Students at The Negotiation Project Amsterdam
An automated weekly negotiation practice platform, built in six hours to handle student pairing, submissions, peer grading, and accountability.
Built in six hours and automated the full weekly practice cycle
Astro · React · Supabase · Tailwind CSS
Solo product designer and developer · People looking for playful AI entertainment
A comedic AI dream interpreter rebuilt from a 20-minute prototype into a production app with a real backend, rate limiting, and error handling.
Rebuilt a 20-minute prototype into a working production app
Astro · React · Tailwind CSS · Claude API
Up for a coffee or a match?
Reach out at kirill.svavolia@gmail.com or connect on LinkedIn
Padel • Squash • Tennis • Bouldering • Running • Swimming • Golf • Poker
Learn how to set negotiation goals around the other side's needs, uncover the real problem with open-ended questions, and build proposals they can accept.
How to set a negotiation agenda that keeps meetings focused: define the topics, agree on timing, handle surprises, and protect the conversation's scope.