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leonard_ger

Leonard Gerlach

@leonard_ger

API Integration Automation and Internal Tools

Germany
German, English
About me
Ich verbinde bestehende Software, automatisiere manuelle Abläufe und entwickle interne Web-Tools. Klare Absprachen, Funktionstests und wartbarer Quellcode stehen im Mittelpunkt. Projektabwicklung auf Deutsch, Englisch fließend. I connect business systems, automate manual workflows and build internal web tools. Clear scope, functional tests and maintainable code. German or fluent English. Stack: TypeScript, React/Next.js, Node.js, PostgreSQL/Supabase.... Read more

Skills

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leonard_ger
Leonard Gerlach
Offline • 

See my services

API & Integrations
I will integrate apis, webhooks and business systems
From$95 / projectMore details
Automations & Agents
I will automate a manual business workflow
From$95 / projectMore details

Work experience

Self_employed / Freelance

Managing Director | Full-Stack & Automation Developer

Self employed / Freelance • Self-employed

Feb 2026 - Present • 7 mos

Managing technical delivery for existing web applications, API and system integrations, and operational automation. Focused on maintainable full-stack development, reliable data flows, and practical AI integration. Client work is contracted and invoiced through Gerlach Technologies GmbH.