Fynn Fischbach

Full Stack Developer

Full Stack Developer with 5+ years of experience in agile software development. I build scalable web applications across the entire stack – from React and Next.js frontends to Java/Spring Boot backends and cloud infrastructure with Azure and Terraform.

Currently working on internal platforms in the automotive sector and contributing to open source projects. I enjoy solving complex problems, setting up robust CI/CD pipelines, and turning business requirements into clean, maintainable code.

Skills & Technologies

Frontend

ReactNext.jsTypeScriptReduxTailwind CSS

Backend

JavaSpring BootGoPostgreSQLNode.js

Tools & DevOps

AzureTerraformGitHub ActionsDockerGit

Experience

Aug 2025 – Present

Full Stack Developer

inovex GmbHKarlsruhe

Building an internal multilingual content platform in the automotive sector with Next.js. Responsible for infrastructure setup and CI/CD pipelines using Azure, Terraform, and GitHub Actions. Previously contributed to Scrumlr.io – implementing real-time features with WebSockets, drag-and-drop with conflict resolution using React, TypeScript, Go, and PostgreSQL.

Sep 2024 – Aug 2025

Software Developer

diva-eKarlsruhe

Developed an international insurance platform for brokers and end customers. Focused on scalable architecture (hexagonal architecture), automated testing, and code reviews. Also maintained the German B2C insurance platform and facilitated Scrum ceremonies when needed.

Feb 2023 – Sep 2024

Junior Software Developer

diva-eKarlsruhe

Built and integrated a CRM system for a digital B2C insurance platform. Led development of a Customer Service and Marketing portal. Designed and implemented a campaign management system for marketing and bonus campaigns – resulting in automated workflows and significant time savings.

Aug 2020 – Jan 2023

Apprentice Software Developer

diva-eKarlsruhe

Completed apprenticeship as Fachinformatiker für Anwendungsentwicklung with focus on full-stack development using Java, Spring Boot, and agile methodologies (Scrum). Final project: Feature for scheduling maintenance pages and info banners targeted to specific user groups on web and iOS.

Projects

Scrumlr.io

Open-source real-time retrospective tool. Contributed drag-and-drop with conflict resolution and an extended reaction system.

ReactTypeScriptReduxGoPostgreSQLWebSockets

Content Platform

Internal multilingual content management platform for the automotive industry with Azure-based infrastructure.

Next.jsTypeScriptAzureTerraformGitHub Actions

Campaign Management System

Software for planning, executing, and analyzing marketing and bonus campaigns with automated workflows.

JavaSpring BootPostgreSQLReact

Insurance Platform

International B2B/B2C insurance platform with hexagonal architecture serving brokers and end customers.

JavaSpring BootReactTypeScript