// Software Developer

Johannes Theiner

Software developer with experience in product engineering, audit automation, internal tools, and open source.

Johannes Theiner JT / Product / Tools
Software Developer Internal Tools Open source projects Bachelor of Science Bicycle advocate
01

Focused on TypeScript product engineering, civic tech tooling, maintainable automation, and small systems that make everyday work less manual.

Builds

Internal tools, automation, and practical web apps.

Outcomes

Fewer manual steps, clearer workflows, earlier checks.

Principles

Maintainable, reliable, close to real users.

02

Selected Work

Obsidian / 2022 - 2026

Plugin Audit Pipeline

Automates compatibility, security, and code-quality checks across the Obsidian plugin ecosystem.

ADFC / 2026

Event Tooling

Builds multi-device tools for bicycle coding sessions, certificate generation, distribution tracking, and RVP integrations.

Projects
01
Software Developer

Software Developer

Builds robust web applications, internal tools, and automation systems. Focus areas include TypeScript product engineering, code quality, API compatibility, security checks, and pragmatic tools that improve real workflows.

TypeScript NestJS Next.js Docker Go
Projects
02
Bachelor of Science

Bachelor of Science

studied Computer Science in HS Emden/Leer Emden . Graduated 2023. Also served as a peer mentor for new students, helping them navigate their first semesters.

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03
Bicycle advocate

Bicycle advocate

Chair of ADFC Cuxhaven. Leads and represents the association with public authorities and the public while advocating for safer cycling infrastructure.

Builds internal web tools for association work and events: bicycle coding, tour calendar distribution, and RVP API integration.

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