Business

e2e

Website
Founded 2026Origin source ↗Checked 2026-09-15

Overview

the software verification layer for the agentic coding era

Company description As recorded 2026-11-08

Founders & team

Previously Tester Army, TesterArmy

Company history As recorded 2026-11-08

Szymon Rybczak

Founder/CEO

Co-founder & CEO of TesterArmy (YC P26). Youngest ever contributor to React Native (at 16), maintained open-source libraries with 3M+ downloads weekly. Worked on v0 iOS with Vercel. 5+ years of commercial experience. Working professionally since 14.

Founder profile As recorded 2026-09-15

Oskar Kwaśniewski

Founder

Co-founder & CTO of TesterArmy (YC P26). React Native Core Contributor (100+ PRs merged), created 5+ open-source libraries with over 2.5M downloads. Worked with Vercel, Meta, AT&T, and more.

Founder profile As recorded 2026-09-15
6team members reported
Source-reported As recorded 2026-09-15

Founded 2026 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthenriched profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedWarsaw, Masovian Voivodeship, Poland; Remote
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The retained text does not establish product availability or customer use.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidencesourced peoplesourced founding yeardocumentation observed