What you bring to the team

- Deep AI/ML practice: data lifecycle, training/serving, evaluation,
- RAG/prompting, governance (GDPR), fine-tuning
- Proven experience with scalable backends (APIs, data architecture, cloud cost discipline)
- 8+ years of software engineering/technical leadership in startups/scale-ups
- Strong communication and mentoring skills
- End-to-end data tracking
- Clear system/data architecture for LLM features, marketplace, social network
- Tech stack: Superbase, TypeScript
You have strengths in...
  • networking and business relationships
  • numbers, data and logic
  • pushing and getting things done
  • structuring and strategic thinking
You already have...
  • founded a company

What awaits you

Scope of responsibilities
- Technical sparring for the CTO: architecture reviews, prioritization, risk/impact assessment
- AI/ML enablement: model selection, feature pipelines, model registry, monitoring/drift
- Backend: security, database

Infra
- Product/Discovery: hypotheses, metrics, experiments, MVP scope
- Team enablement: mentoring, interview loops, knowledge management

What we offer you

- Equity participation (ESOP/VSOP); optional cash + equity mix 5%
- Option for an active, hands-on role with the possibility to increase (allocation/equity)
- Technical co-founder mentoring
- Remote-first, flexible scheduling of 1–2 hours/week, DE or EN

About our project

Empower the next generation to build, create, and launch

Journex ist eine mobile‑first, gamifizierte SaaS‑Plattform, die junge Gründer (14–24) via AI‑Personalisierung, strukturierten Zielen und Social Accountability Schritt für Schritt von der Idee zum Live‑Projekt führt – verpackt in ein süchtig machendes „Level‑Up“‑Erlebnis.

Challenges
Aufbau einer aktiven Community
Zielgerichtetes Social‑Media‑Marketing
Entwicklung eines skalierbaren Backends
Implementierung fortgeschrittenerAI/ML‑Funktionen
Strategisches Fundraising
Planung und Umsetzung der Go‑to‑Market‑Strategie
Professioneller Launch der App

Target group
Junge, extrinsisch motiviert Wannbepreneurs im Alter von 14–24, die die Gründerwelt einstiegen, und ihr Gründerreise auf das nächste level mit konkreten Projekten oder Micro‑Businesses heben wollen

Mentor in the area of Product Tech wanted as Developer (backend) Other
Köln
Remote/Homeoffice
Region
2h / week worktime
Equity-based until funding salary
5% Shares
09 / 2025 Startdate