ZTABS delivers professional api development for Berlin businesses — including rest & graphql apis, authentication & authorization, documentation & sdks. Serving FinTech, E-commerce, Mobility companies in Berlin, Germany.

ZTABS provides api development services in Berlin, Germany — including rest & graphql apis, authentication & authorization, documentation & sdks, and more. We work with Berlin businesses across FinTech, E-commerce, Mobility using technologies like Node.js, GraphQL, TypeScript.Get a free consultation →
Our api development team delivers a full range of capabilities tailored to Berlin's FinTech and E-commerce sectors:
REST and GraphQL APIs designed for clarity, performance, and developer experience.
JWT, OAuth2, API keys, and role-based access control for secure access.
OpenAPI specs, interactive docs, and client SDKs so consumers can integrate quickly.
Rate limits, versioning, and deprecation strategies for stable, scalable APIs.
Connect with Stripe, Twilio, SendGrid, and custom systems via unified API layers.
Each phase includes clear deliverables and Berlin stakeholder reviews. See our full process →
Berlin (the startup capital of Europe, population 3.7 million) is home to thriving FinTech, E-commerce, Mobility sectors — each with distinctapi development needs. Fintechs need regulatory-compliant banking and payment platforms for European markets. E-commerce companies require marketplace infrastructure and logistics software. Mobility startups need fleet management, routing, and platform technology. SaaS businesses need scalable B2B platforms with EU data residency and GDPR compliance.
Berlin has earned its reputation as Europe's startup capital, with the highest concentration of startups on the continent. The city attracts founders and talent with its creative culture, relatively low costs, and thriving ecosystem in fintech, e-commerce, mobility, and SaaS. Companies like Zalando, N26, and Delivery Hero started here.
Lower costs than London or Munich with comparable talent. Strong engineering culture and design-focused startup scene. EU market access with Germany's economic stability. Government support for startups and immigration programs for tech talent. Excellent quality of life attracts founders and engineers.
Each of Berlin's core sectors has specific api development requirements. We build solutions tailored to these industry needs:
We work with Berlin's fintech companies on custom api development — from regulatory compliance to workflow automation and data integration tailored to how fintech operates in Germany.
API Development for FinTech →We work with Berlin's e-commerce companies on custom api development — from regulatory compliance to workflow automation and data integration tailored to how e-commerce operates in Germany.
API Development for E-commerce →We work with Berlin's mobility companies on custom api development — from regulatory compliance to workflow automation and data integration tailored to how mobility operates in Germany.
We work with Berlin's saas companies on custom api development — from regulatory compliance to workflow automation and data integration tailored to how saas operates in Germany.
Our distributed engineering team delivers the same quality and responsiveness as a local partner. Lower costs than London or Munich with comparable talent. Strong engineering culture and design-focused startup scene. EU market access with Germany's economic stability. Government support for startups and immigration programs for tech talent. Excellent quality of life attracts founders and engineers.
Our api development team aligns sprints, standups, and code reviews to Berlin's Central European Time (CET) business hours. We schedule overlap windows so your team gets same-day responses and real-time collaboration across time zones.
A senior api development project lead manages your engagement end-to-end. They understand Berlin's business landscape and FinTech sector requirements, own your backlog, and ensure every two-week sprint delivers working features against your commercial goals.
Every Berlin client gets daily async updates on api development milestones, weekly demos of working features, and shared project boards. We prioritize overcommunication so your team always knows the status, blockers, and what ships next.
We have delivered api development for Berlin's core industries — FinTech, E-commerce, Mobility — and understand the compliance, integration, and performance requirements each sector demands. PCI DSS and SOC 2-ready infrastructure is built into every financial services project.
3.7 million
City Population
4
Key Industries
Central European Time
Time Zone
Common questions about api development for Berlin businesses
We offer end-to-end api development for Berlin businesses: rest & graphql apis, authentication & authorization, documentation & sdks, rate limiting & versioning. We use technologies like Node.js, GraphQL, TypeScript to build solutions tailored to Berlin's key industries — FinTech, E-commerce, Mobility.
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API DevelopmentLearn more about our api development services nationwide.
Node.jsNode.js empowers businesses to build scalable applications with unparalleled speed and efficiency. By leveraging its non-blocking architecture, organizations can deliver seamless user experiences and accelerate time-to-market, driving innovation and growth.
GraphQLGraphQL is a query language for APIs that enables clients to request exactly the data they need. Schema-first development, flexible data fetching, and strong typing reduce over-fetching and improve developer experience.
Partner with ZTABS for expert api development in Berlin. Get a free consultation today.