Hi, I’m Dennes Kohl

Software Engineer & Backend Developer passionate about modern web technologies and user-centric solutions.

About Me

I am a passionate software engineer with extensive experience in designing and developing scalable web applications for leading companies and digital products. My focus is on modern technologies, robust backend architectures, and user-centric frontend solutions. I thrive in collaborative environments and have contributed to complex projects for clients such as Deutsche Bahn, NFON, ZDF, and more—delivering reliable systems, seamless integrations, and innovative digital platforms.

Backend Engineering

PHPSymfonyPimcoreYii 2REST APIDoctrineTwigMySQLRabbitMQ

Currently Exploring

Next.jsReactTypeScriptTailwind CSS

Completed & Contributed Projects

Here are some of my completed and contributed projects, showcasing a variety of technologies and solution approaches.

BGHM

Contribution to the creation of a custom CMS system.

SymfonySonata CMSDoctrineTwig

Contorion

Contribution to warehouse management and calculation processes.

SymfonyPimcoreDoctrineRabbitMQ

Deutsche Bahn Connect GmbH

Developed a PIM/DAM platform, integrating a complex communication chain with numerous third-party providers via REST and PACT protocols. This involved building a central system for product and digital asset management, ensuring seamless data exchange and robust integration with external partners.

SymfonyPimcoreDoctrineTwigVueREST APIPACT

Deutsche Bahn Globe

Development of an internal tool for managing international employees assigned to various subcontractors. This involved creating a system to oversee staff working abroad and their allocation to different sub-companies.

SymfonyDoctrineTwig

Contact

Feel free to reach out via email for project inquiries, collaboration, or just to say hello.