E-Learning Experts

• Joined the initial development team and helped transform an n8n prototype into a production-ready 0-to-1 product in a fast-paced environment.
• Owned delivery across CRM and Twilio integrations, customer communication workflows, and administrative interfaces.
• Collaborated on AI evaluation, microservice architecture, and other cross-functional product and engineering topics.
• Supported the CEO across VC communications, customer acquisition, product positioning, onboarding, documentation, pricing, and sales.

• Situation: Increasing demand for privacy-compliant AI solutions for clients in the KRITIS and mid-market sector that need to analyze sensitive media content (audio, video, documents) without sending data to public cloud LLMs.

• Task: Design, deployment, and secure operation of a fully self-hosted AI infrastructure including a custom-built digital management platform for automated media analysis.

• Action: Architected and implemented a multi-tier platform on hardened Proxmox infrastructure with frontend (Nuxt 3, Vue 3, TypeScript, Tailwind 4), backend (Laravel 13, PHP 8.4, Sanctum), data storage (PostgreSQL 16, MongoDB 7), caching/queuing (Redis 7, Laravel Queue), AI workers (Python 3.11, Whisper, DeepFace, Librosa), scheduling (Laravel Scheduler/Cron), and local LLMs (Gemma, DeepSeek, Qwen, Mistral, LLaMA, Phi) via OpenWebUI with segmented network access, API hardening, and audit logging following BSI recommendations.

• Result: Fully GDPR-compliant, on-premises AI platform with zero data leakage to third parties.

• Task: Overall responsibility as an external Head of Cyber Security / CISO-as-a-Service for the design, implementation, and continuous improvement of ISMS according to ISO 27001, BSI IT-Grundschutz, and NIS2.

• Action: Built and managed Cyber Defense Centers (CDC) with SOC operations, integrated SIEM solutions (Splunk, Graylog), established risk-based vulnerability management (Qualys, Nessus, OpenVAS), and conducted regular infrastructure, application, and physical penetration tests.

• Result: Audit-ready ISMS for multiple clients and a 60% reduction in critical vulnerabilities within 90 days.

• Task: Design and execution of NIS2 assessments and operational roll-out plans for KRITIS operators.

• Action: Developed an online assessment tool for automated identification of individual weakness profiles, implemented ISMS optimizations, penetration testing, awareness programs, GRC suite deployment, and delivered C-level presentations.

• Result: Accelerated the consulting process by 50% and successfully prepared multiple clients for NIS2 compliance.

• Task: Incident commander for crisis response, forensics, and business recovery in ransomware attacks and APT campaigns.

• Action: Coordinated with state and federal police (LKA, BKA), performed forensic analysis (OSForensics, Wireshark, Kali Linux), executed disaster recovery and BCM strategies, and developed BTC extortion response strategies.

• Result: 100% recovery rate within defined RTO windows and sustainable post-incident security architectures.

• Action: Planned, built, and operated a hardened multi-VM infrastructure (Proxmox, 15+ VMs) with web and mail servers, Graylog, OPNsense firewalls, CRM/ERP and LLM instances, network segmentation, DDoS mitigation, automated patch management, and backup strategies.

• Result: >99.5% uptime over 20+ years and zero compromises.

• Action: Designed coordinated phishing campaigns with five levels of difficulty, developed e-trainings and webinars in a PDCA cycle, and led red and blue teams.

• Result: Phishing click rate reduced from 35% to under 5% within three campaign cycles.

With Brandancy, I take on marketing leadership for companies that want to move forward strategically but cannot or do not want to fill a permanent CMO position. Two models: embedded as a Fractional CMO for several months or project-based as a specialist for performance marketing and SEA.

Responsibilities

• Development of marketing strategy and positioning, from analysis to a concrete action plan
• Building and managing funnels, campaign structures, and conversion optimization
• Responsibility for paid media budgets in Google Ads, Microsoft Advertising, Meta, and LinkedIn
• Technical foundation: tracking setup, GA4, GTM, Search Console, reporting structures that are understood outside of marketing as well
• SEO and GEO, meaning visibility in classic search and in AI-supported answer systems
• Integration of AI into existing marketing processes: content production, research, reporting, lead qualification
• Building and leading internal marketing teams, managing agencies and service providers Onboarding successors and documenting everything so structures continue after the mandate

Results

• Built a complete digital setup for a real estate company in six weeks, from tracking to campaigns to content
• As Fractional CMO, on site monthly in Madrid, built a digital team and took responsibility for funnel and UI/UX strategy
• Consolidated the LinkedIn presence of a B2B FinTech holding with seven subsidiaries and established a content strategy
• Handed over marketing onboarding and documentation for a new Head of Marketing, and operations continued without interruption

Focus areas

• Fractional CMO for mid-sized companies, growing businesses, and startups
• Performance marketing and SEA with more than 14 years of hands-on experience
• AI in marketing processes, as a way of working rather than a tool demo

• Analysis of requirements and the current situation
• Migration of an old domain structure and Tobit to Exchange 2019 with integration to MS365
• Evaluation of implementation paths and planning for securing sensitive data
• Planning regarding BSI basic protection, the German Federal Data Protection Act (BDSG), and GDPR
• IT governance and IT security backtests
• Support with ERP setup and securing mail transfer
• Hyper-V 2016/2022, Microsoft Terminal Services Cluster, Microsoft Exchange 2019
• Office 365, Microsoft 365, Azure AD, Teams, Salesforce
• Cisco, Zyxel, and HP switches, Sophos firewalls/UTMs, SecurePoint
• Microsoft IIS 2022, IPv4/IPv6, Veeam, Wortmann online backup, NextCloud
• Services: DNS, DHCP, TCP/IP, subnetting, firewalling, routing, VoIP, Group Policy (GPO), SIEM, remote work, home office, high availability, failover, VLAN, PRTG

• Preparing HR documents
• Conducting employee meetings
• Managing employee master data in Workday
• Managing employee master data in SAP
• Works council work
• Participating in company meetings

• Management of all Retarus GmbH subsidiaries with P&L responsibility in non-German speaking countries (Spain, Italy, France, Singapore and USA) totaling €40 million revenue with 86% gross profit

• Driving and managing complex SaaS solution sales processes

• Winning and managing Key Accounts in the Global 2000 target account group

• Managing and growing teams across countries totaling over 140 employees

• Developing and implementing country-specific sales and marketing strategies focused on strong organic growth

• Ensuring the quality of products and services

• Employee retention and promotion

• Developed and implemented a new GTM strategy for Global 2000 target customers

• Reorganized personnel at management levels in the USA, Italy and Singapore

• Established a Sales Operations and telemarketing unit to increase sales team efficiency

• Designed and implemented uniform external and internal training and coaching measures across all markets

• Doubled the sales team from 25 to 50 employees in the first three years

• Established partner sales and marketing in European and North American core markets

• Increased growth rates from 5% to over 30% year over year in all regions, doubling international revenue from €20 million to €40 million

• Secured key accounts including BNP Paribas, Travelers Insurance, Santander and Generali

• Achieved an EBITDA ratio over 30%, generating 100% of the group’s profit

• Reduced lead costs by more than 50%

• Shortened sales cycle from 6 months to 4 months through training and removing pricing and legal hurdles

• Increased employee retention and customer satisfaction by over 50% measured through reintroduced quality-of-service indicators

• Responsible for concept, camera, editing, animation, and grading for corporate and B2B productions
• Managing projects from pricing through shooting and post-production to delivery
• Since 2023, a continuous AI-supported production pipeline: Runway, Kling, Veo, Sora, and Seedance for image and moving image content
• ComfyUI for character consistency, ElevenLabs for voice, HeyGen for avatars
• Building reproducible workflows for scalable social media formats
• Building local LLM infrastructure on my own GPU hardware: Ollama, multi-agent systems, RAG, speech-to-text, and text-to-speech
• Process automation for lead generation, email and API workflows, reporting, and document creation

• Developed and optimised structured support workflows and evaluation procedures, applying consistent quality standards across high-volume operational tasks.
• Monitored performance metrics to identify systemic issues and drive targeted improvements — a skill directly transferable to LLM performance metric analysis.
• Managed escalations and maintained high accuracy and satisfaction standards in a fully asynchronous, remote-first environment.

• Delivered ERP, fintech(cards, payments and money transfer), organization management portals, and automated financial reporting solutions integrated with Oracle and SAP for clients in the EU and UAE, such as Lundano, SevenSeas, and MCN IPG

• Leveraged Hermes agent, ChatGPT, and Claude to accelerate requirements documentation, reducing drafting time by ~40% and improving clarity of user stories for cross-border teams

• Built and committed production-ready front-end prototypes using Claude to validate requirements with stakeholders faster, reducing design and front-end effort and freeing the dev team to focus on backend delivery

• Achieved 90 percent on-time delivery by coordinating cross-functional teams, tracking progress, and proactively removing blockers

• Reported directly to the CEO, ensuring strategic alignment and timely project delivery

• Ensured that clients' needs were consistently met throughout the project lifecycle, continuously adjusting deliverables to evolving business and technical requirements

• Served as the bridge between clients and internal teams, ensuring clear communication and strong expectation management

• Regularly traveled to meet clients to align on requirements, scope, and objectives, improving project alignment and client satisfaction

• Monitored and controlled project progress, ensuring alignment with delivery plans and providing consistent stakeholder updates

• Delivered regular stakeholder updates while managing risks and cross team dependencies

• Conducted project reporting sessions with clients, presenting milestones, risks, and outcomes clearly

• Suggested business growth initiatives and contributed to process improvements to enhance team efficiency and workflow

• Successfully coordinated the delivery of fintech and enterprise software projects while maintaining high standards of quality and operational efficiency

• Prepared client invoices and coordinated with finance to ensure accurate and timely billing

• Since 2025, independently delivers social, music video, podcast, and film projects from concept and shoot to post production and delivery.
• Develops ideas, hooks, and visual variations with AI support and turns material into short, platform-ready formats.

• Travel brokerage
• Development and management of a digital travel booking platform
• Management, controlling, sales
• Concept and implementation of online marketing (SEO, ads, social media)

• Running team development measures to improve collaboration and resolve conflicts within the individual teams
• Capturing and optimizing processes, value streams and customer journeys
• Creating transparency in data and information flows
• Coaching emp...

• Conducted Excel trainings and supported the reorganization and setup of cost controlling in wholesale trade.
• Excel training content: spreadsheet setup, data validation, date calculations, logical formulas (IF & IFERROR), lookup functions (VLOOKUP & XLOOKUP), name manager, error checking, grouping, file, workbook and sheet protection, sorting and filtering, subtotal calculations, pivot tables, Get and Transform (Power Query), Power Pivot, formulas and functions, creating links (GETPIVOTDATA).
• Review of the existing data structure, organization and creation of improvement suggestions.
• Support in implementing all measures.
• Answering questions about MS Excel.