--- title: Team Development url: "https://b13.com/about-us/our-team/team-development" date: 2026-08-12 modified: 2026-08-21 lastUpdated: 2026-08-21 --- # Team Development Team Development ================== Our Developers bring the technical expertise. Frontend Developers bring design to life, making sure your content looks clean, loads quickly and stays accessible while Backend Developers make sure everything runs reliably in the background. ![](https://b13.com/fileadmin/_processed_/3/1/csm_achim_71c16fe29e.webp)### [ Achim Fritz ](https://b13.com/team/achim-fritz) Development ![](https://b13.com/fileadmin/_processed_/c/6/csm_benni_86b65bf21e.webp)### [ Benni Mack ](https://b13.com/team/benni-mack) CTO ![](https://b13.com/fileadmin/_processed_/4/b/csm_christian_81542c7e51.webp)### [ Christian “Lolli” Kuhn ](https://b13.com/team/christian-kuhn) Development ![](https://b13.com/fileadmin/_processed_/d/e/csm_daniel_goerz_1c51d43794.webp)### [ Daniel Goerz ](https://b13.com/team/daniel-goerz) Development ![](https://b13.com/fileadmin/_processed_/6/6/csm_daniel_gorges_d3cf6d8876.webp)### [ Daniel Gorges ](https://b13.com/team/daniel-gorges) Development ![](https://b13.com/fileadmin/_processed_/d/3/csm_daniel_sattler_fd74b56a49.webp)### [ Daniel Sattler ](https://b13.com/team/daniel-sattler) Development ![](https://b13.com/fileadmin/_processed_/a/d/csm_david_37594ac7fc.webp)### [ David Steeb ](https://b13.com/team/david-steeb) CEO ![](https://b13.com/fileadmin/_processed_/e/c/csm_jasmina_fd0b8ff3c2.webp)### [ Jasmina Ließmann ](https://b13.com/team/jasmina-liessmann) Development ![](https://b13.com/fileadmin/_processed_/d/d/csm_jochen_65588ac14c.webp)### [ Jochen Roth ](https://b13.com/team/jochen-roth) Development ![](https://b13.com/fileadmin/_processed_/4/8/csm_johannes_daed05e022.webp)### [ Johannes Schlier ](https://b13.com/team/johannes-schlier) Development ![](https://b13.com/fileadmin/_processed_/3/1/csm_lisa_a251a188bd.webp)### [ Lisa Kreitz ](https://b13.com/team/lisa-kreitz) Development ![](https://b13.com/fileadmin/_processed_/9/7/csm_marco_39a030a956.webp)### [ Marco Heine ](https://b13.com/team/marco-heine) Development ![](https://b13.com/fileadmin/_processed_/8/e/csm_matthias_6527893943.webp)### [ Matthias Stegmann ](https://b13.com/team/matthias-stegmann) Development ![](https://b13.com/fileadmin/_processed_/c/c/csm_michi_fe7dc8539f.webp)### [ Michael Semle ](https://b13.com/team/michael-semle) Development ![](https://b13.com/fileadmin/_processed_/8/5/csm_oli_c922c5cedf.webp)### [ Oliver Bartsch ](https://b13.com/team/oliver-bartsch) Development A Holistic View ----------------- We don’t just patch symptoms—we look at the whole system. When downtime or shaky deployments hold you back, we dig into the root cause and fix it from the ground up, backed by deep TYPO3 Core expertise. The result: fewer emergencies, stable releases, and infrastructure your team can actually rely on. [ Back to whole team ](https://b13.com/about-us/our-team) > With b13, deployments became very stable. They took a holistic view of these issues and improved them from the ground up. Rainer Butz, System Engineer New Media at GEZE [ Read this success story ](https://b13.com/services/success-stories/geze) ![](https://b13.com/fileadmin/_processed_/d/3/csm_daniel_sattler_fd74b56a49.webp)### [ Daniel Sattler ](https://b13.com/team/daniel-sattler) Development ### Got a System That’s Holding You Back? Let’s talk about what’s slowing you down—and how to fix it for good. [ Get in Touch ](https://b13.com/lets-connect) Knowledge Base ---------------- Our Wisdom. Your Win. For over 20 years, we’ve gained valuable experience through client projects. Sharing this knowledge is a central part of our commitment to open source. Dive into our complete library of expert content: [ Expand your knowledge ](https://b13.com/knowledge) - ![Cartoon trophy character surrounded by hands giving thumbs up and a heart gesture, set against a gear-patterned background.](https://b13.com/fileadmin/_processed_/f/7/csm_T3ppy_Design_Kit_Headerbild_b51eb9dc31.webp) ### T3ppy Gives TYPO3 a Friendly Face 06 August 2026 | Florian “Flix” Keitgen TYPO3 is powerful—but it doesn’t have to feel impersonal. Meet T3ppy, our friendly companion for the backend. [ Read more: T3ppy Gives TYPO3 a Friendly Face ](https://b13.com/knowledge/t3ppy-design-kit) - ![Gavel labeled "AI" on a circuit-patterned background with yellow stars, symbolizing regulation or legislation related to artificial intelligence in the EU.](https://b13.com/fileadmin/_processed_/1/0/csm_EUAIAct_Headerbild_510724b3de.webp) ### AI Content in TYPO3: Labelling Needs Accountability 02 August 2026 | Benni Mack The EU AI Act brings the origins of AI-generated content into focus. AI Label marks AI-generated and AI-edited content in TYPO3 and records who signed off the published version—for… [ Read more: AI Content in TYPO3: Labelling Needs Accountability ](https://b13.com/knowledge/ai-content-in-typo3-labelling-needs-accountability) - ![A series of stylized figures in various poses, each with a distinctive orange hat, depict a progression from walking to standing still while looking at a phone, set against a purple grid background.](https://b13.com/fileadmin/_processed_/d/7/csm_QueuesDDEV_Headerbild_f640931350.webp) ### Better scalability with decoupled queues: How to set up RabbitMQ with TYPO3 10 April 2024 | Jochen Roth When built-in message transports hit their limits, RabbitMQ can provide TYPO3 with a scalable, robust message queue. [ Read more: Better scalability with decoupled queues: How to set up RabbitMQ with TYPO3 ](https://b13.com/knowledge/better-scalability-with-decoupled-queues-how-to-set-up-rabbitmq-with-typo3) - ![A cartoon character resembling a shield gives a thumbs up in front of a computer interface with various menu options.](https://b13.com/fileadmin/_processed_/e/6/csm_Header_cda1f80173.webp) ### Meet T3ppy: A New Era for Editorial Work in TYPO3 01 April 2026 | Florian “Flix” Keitgen T3ppy and the AiM extension bring AI directly into the TYPO3 backend—enhancing SEO, content quality, and workflows with centralized control. [ Read more: Meet T3ppy: A New Era for Editorial Work in TYPO3 ](https://b13.com/knowledge/meet-t3ppy-a-new-era-for-editorial-work-in-typo3) - ![Retro microphone illustration with a shopping cart icon in the background, symbolizing e-commerce or online shopping.](https://b13.com/fileadmin/_processed_/f/8/csm_Marketplace_Headerbild_ee1575614c.webp) ### Why TYPO3 Needs a Marketplace for Products 25 March 2026 | Florian “Flix” Keitgen A marketplace would make TYPO3 products more discoverable, easier to compare, and benefit both agencies and clients alike. [ Read more: Why TYPO3 Needs a Marketplace for Products ](https://b13.com/knowledge/why-typo3-needs-a-marketplace-for-products)