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CTO & Technical Co-Founder (m/f/d)

Onsite or remote • Munich+1💼 Full-time🗓 2026-06-25

Core

Architect and build a full mobile fintech product (Open Banking, AI-driven transaction categorization, automated investment flows) serving European consumers.

Role type

Founding CTO & Technical Co-Founder

Builds

Mobile product, backend API, secure financial infrastructure, core engine for Open Banking and AI features

Domain

Fintech, Open Banking (PSD2), AI/ML

Deliverable

production ML models | product features | infrastructure

Required skills

React Native, TypeScript, Tailwind, full-stack architecture, AI tooling, secure financial infrastructure design, CI/CD, compliance-aware architecture

Preferred skills

User behavior analysis, product direction leadership, startup founding experience

Technologies

React Native, TypeScript, Tailwind

Responsibilities

Architect and build the full mobile product; Lead backend and API strategy; Build the core engine for Open Banking and AI; Design secure financial infrastructure; Set up operational foundation (CI/CD, monitoring); Work closely with CEO and CFO to translate financial logic into product experiences

Seniority

Founding, hands-on IC & strategy

Rewrite
## About the Role Founding CTO position. You will be the third name in the company. Your Mission: - Architect and build the full mobile product - React Native, TypeScript, Tailwind – owned end-to-end by you - Lead backend and API strategy - From data models to infrastructure decisions that scale - Build the core engine - Open Banking (PSD2) integrations, AI-driven transaction categorization, automated investment flows - Design secure financial infrastructure - PII handling, encryption, compliance-aware architecture from day one - Set up the operational foundation - CI/CD, monitoring, crash reporting, release processes – because users are trusting you with their money - Work closely with CEO and CFO - Translate complex financial logic into simple, human product experiences ⇒ The role evolves with the company: rapid build-up now, market readiness next, scaling after that. ## Who We're Looking For Technically, you are: - A React Native expert who thinks in user journeys, not just components - Full-stack savvy – comfortable from mobile UI to backend architecture - An AI-native builder — you use AI tools as a genuine force multiplier - Someone who understands that in fintech, trust is the product As a co-founder, you are: - Curious about user behavior – you talk to people, not just to code - Opinionated about product direction and not afraid to say so - Organized, structured, and someone who keeps things moving Your background can vary. Senior engineer ready to make the leap. Ex-founder. Graduate who's been building on the side and waiting for the right moment. What matters is the combination: technical depth and the instinct to build a company, not just a codebase. One practical note: if you're currently employed, we'd expect you to be ready to commit full-time once we close our first funding round within the next few months. ## What's on the Table - Significant equity - Two driven co-founders, both based in Munich - Fintech and regulatory advisors on board - Existing alpha product - Direct influence on product, strategy, and direction - A technically unsolved, behaviorally interesting consumer product with clear European market potential ## Apply → [email protected] Send us your CV and tell us in 3 sentences: - What you've built recently (eg.links, repos, screenshots) - Why fintech, and why driptip - Why you want to do this as a co-founder, not just a job
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