SolutionThinker builds web applications, mobile apps and integrations for fintech companies and financial service providers, with a focus on security, reliability and clear user experience. We have built web and business software since 2005 for clients in Germany and the USA.
Fintech software and app development
We design and build customer dashboards, onboarding flows and mobile apps, and connect them with payment providers, banking APIs and internal systems.
Secure web and mobile products
Projects include MVPs for new financial products, customer portals, payment integrations and internal tools.
Frequently asked questions
Can you build an MVP for a new fintech product?
Yes. We help you define the core features, build a secure first version and improve it based on user feedback.
How do you approach security and compliance?
Security is designed in from the start: encryption, strong authentication, logging and regular updates. Compliance requirements are agreed with you per project.
Typical fintech projects
- Customer dashboards
- Onboarding and KYC flows
- Payment integrations
- Banking API integrations
- iOS and Android apps
- Admin and back-office tools
- Reporting
- Maintenance and security updates
Talk to us about your project
Tell us what you want to build or improve. We reply within one business day with next steps and, after a short call, a clear proposal.