ondrej.
Available · Prague & remote

Ondřej Knedla

I build digital products for businesses

I help businesses automate what's slowing them down. SaaS products, B2B pipelines, and multi-language sites for clients across CZ, SK, PL, and HU.

Available

Q2 2026

Prague & remote

By the numbers

Real projects and clients across CZ, SK, PL, and HU.

12+

products in production

100+

satisfied clients

24/7

support

Ø 6

days from brief to launch

Live assistant

Not exactly what you're looking for?

Describe your problem in one sentence. I'll draft a concrete approach in moments.

Selected work

DokladBot - Accounting SaaS

Live · dokladbot.cz

Full accounting SaaS for Czech freelancers. ARES auto-fill of company VAT IDs, Stripe subscriptions, transactional email pipeline, MDX blog on a custom content layer. Next.js 15 App Router + Prisma + PostgreSQL + Vercel Edge cache.

Next.js 15TypeScriptMDXVelitePrisma+4

Krtek - B2B Lead Generation Pipeline

100K+ firms in B2B DB

B2B lead generation pipeline for the Czech market. Pulls the CSO RES dump (1.5 GB CSV), filters by NACE codes, enriches via the ARES API (region, VAT), scrapes company sites for contacts. Bun + bun:sqlite for batch ops, Playwright for JS-rendered pages. **100K+ companies in the DB**, ready to expand to NACE 620/631 (IT/SaaS).

BunTypeScriptbun:sqlitebetter-sqlite3Playwright+4

These are the flagships. The full list of products, contributions, and experiments lives in the Work section.

All projects