Perplexity Experts in Germany

• Available for interim assignments as Interim HR Director, Interim Head of HR, Interim CHRO, as well as HR transformation and project assignments; nationwide and pan-European, open to all industries.
• Focus: HR Strategy, organizational development, post-merger integration from Day 1, HR digitalization, performance management, building and scaling HR organizations.

• Own full-stack development of an AI-native enterprise platform built on TypeScript, React, Vite, tRPC, Hono, and PostgreSQL, delivering AI-powered consulting workflows to B2B clients.
• Designed and shipped a multi-agent AI system using ReAct framework and Claude skills-style workflow patterns, including an intelligent PM assistant with rich system prompts, slash commands, tool integrations, and streaming chat UI.
• Architected an LLM evaluation framework: rubric-based LLM-as-judge, golden datasets, regression testing, and automated quality gating — ensuring consistent AI output quality at scale.
• Integrated LangFuse for end-to-end LLM tracing, conversation replays, and evaluation pipelines, enabling data-driven prompt optimisation that reduced token costs and response variance.
• Built with Drizzle ORM, pgvector, and knowledge graphs for structured data access, semantic search, and relationship-aware AI reasoning across the platform.
• Led TanStack React Query migration across the application — replacing manual state management with centralised caching and automatic refetching, reducing data-fetching boilerplate significantly.
• Practiced AI-native development throughout: Claude Code, Codex, Perplexity SDK, and LLM-assisted testing across the full development lifecycle. Deployed on Vercel + Azure ACA with Biome for linting/formatting.

Evaluation and selection of a new endpoint management platform for an environment with around 50,000 clients. Support for a manufacturing company in evaluating a future endpoint management platform as a possible replacement for the existing client management solution. Conducting a structured software selection process including proof of concept as well as preparing the decision basis for the Enterprise Architecture Board (EAM). Defining the technical requirements and evaluation criteria and creating a short list of possible solutions (Tanium, Baramundi, Microsoft Intune / MECM). Planning and supporting the technical proof of concept as well as evaluating the architecture and operations aspects of the different platforms. In addition, evaluating tools for migrating existing software packages from the Ivanti DSM environment. Comparing and testing IDERI Move and PACE for the automated transfer of the existing package structure to the new platform, with the goal of significantly reducing migration effort. Support in selecting the required Tanium modules as well as preparing the decision documents for the Enterprise Architecture Board.

Tools: Tanium, Baramundi, Microsoft Intune, Microsoft MECM, Ivanti DSM, IDERI Move, Pace, Windows 10, Windows 11, Windows Server. VDI

Development of an AI console for integration into different open source solutions (ERP, CRM..)

Development of the target architecture Integration of different AI platforms (ChatGPT, Anthropic, Perplexity) Workflow with cross-platform use of the AI platforms Voice input and voice output History Console-based project management Generation of custom agents (Crewai..) Integration of the agents into the AI workflow

• Analysis of the existing reporting platform including processes and governance topics with stakeholders from sales and marketing.

• Detailed analysis and evaluation of client-defined requirements for existing reporting and new dashboards.

• Supporting stakeholders in managing sales processes and early detection of KPI trends.

• Use of Microsoft Power BI as central analysis and reporting platform.

• Developing a proposal for the necessary evolution of processes and the Power BI platform.

• Gathering current business processes and defining company-wide KPIs in coordination with stakeholders.

• Analysis and inventory of the client's Power BI platform.

• Analysis of processes and data governance.

• Recording and documenting current business processes.

• Developing recommendations for process and reporting platform improvements.

• Designing and implementing dashboards in Power BI.

• Defining company-wide KPIs and aligning them with stakeholders.

• Microsoft Power BI.

• Data analytics.

• KPI definition and reporting.

• Dashboard design and data visualization.

• Stakeholder management and requirements management.

• Technical program ownership for the IPv6 migration at DRV RP and DRV BW, with a focus on migration planning, execution structure, and cross-functional technical coordination.
• Designed and implemented an operational control model with dashboard, action board, KPI portfolio, risk register, and decision index to translate technical topics into structured delivery artifacts.
• Coordinated technical groundwork for architecture and rollout across IPv6 addressing, segmentation, dual-stack target design, test-lab planning, and cross-team dependencies.
• Supported security and compliance-related requirements in the context of BSI, NIS2, and critical infrastructure, translating them into traceable evidence, risks, and management reporting.
• Achievement: Established a reusable intake-to-governance workflow for systematically capturing technical actions, risks, open issues, and evidence requirements.
• Achievement: Created an operational baseline for technical program execution with measurable KPIs, clear ownership, and transparent decision support.

AI • Enterprise SaaS • Product Strategy • Product Discovery

Led product design for enterprise SaaS, AI-powered and customer-facing products.

• Defined product strategy from discovery to delivery
• Designed complex workflows, design systems and scalable UX
• Led UX research, product discovery and stakeholder workshops

• Independently managed the POS tender for in-store catering.
• Structured requirements gathering (functional and technical).
• Created a management-ready specification to guide decisions for leadership and IT.
• Market overview of relevant POS providers.
• Close coordination with Galeria's IT and business departments.

• Developing a product vision and strategy

• Creating a roadmap

• Improving stakeholder communication

• Introducing an outcome-oriented roadmap

• Aligning with stakeholders and creating transparency

• Defining relevant product metrics as a KPI tree

• Initiating measures to improve product quality and measurability

• Supporting the introduction and migration of the new Identity Provider (IDP)

• Act as a senior People & Transformation advisor to startups and mid-sized companies, leading restructuring, HR operating model redesign, and digital HR initiatives end-to-end.
• Drive HRIS/ATS selection and implementation (incl. Personio, Greenhouse, etc.), process design, stakeholder alignment, and internal communication to ensure adoption and measurable operational impact.
• Advise executives on workforce planning, labour law considerations, organisational structure, and decision-making mechanisms during change and growth phases.
• Build pragmatic recruiting strategies for critical roles (incl. AI/Tech), improving sourcing approach, funnel quality, and hiring velocity.
• Selected projects:
• Marley Spoon SE: Supported a major restructuring process, advising on labor law and workforce planning.
• Promedio GmbH/Osteopro: HR digitalisation, HRIS implementation, and launch of a modern corporate website (cross-functional transformation).
• Journee GmbH: Advised on tech recruiting and talent strategy for senior AI profiles.
• PTW Europa GmbH: First HRIS implementation, process design, and internal comms.
• Focus areas: HR Strategy, Digital HR Transformation, HRIS/ATS implementation, Change Management, Restructuring, Recruiting, and Future Skills (AI in HR).

• Developing a monitoring concept for a toll collection service within a public infrastructure project – requirements analysis, technical test scenarios, customer workshops (Discovery, Scoping, KPI definition)
• Test management and QA coordination across a large-scale public infrastructure project in the transport & mobility sector (Jira Xray, unit / integration / E2E)
• Business cases, cost-benefit models, solution architectures and strategic recommendations for complex technical systems

• Training and quality evaluation of AI systems based on content and specialist data
• Measurably improved model accuracy and answer consistency; reduced misclassifications

As CFO, responsible for building a scalable financial and corporate structure focused on growth, investment readiness and fundraising. This includes creating all relevant fundraising materials and engaging with potential investors. The main goal is to establish solid structures that prepare the company financially, organizationally and strategically for growth.

Conceptual design and implementation of a modular customer portal based on Laravel.

The focus was on defining a maintainable system architecture with broad use of Domain-Driven Design principles (within the Laravel architecture), introducing automated quality assurance processes (test strategy, CI integration), and preparing an auditable operation (logging, traceability of changes) in an AWS-based infrastructure, taking IT security standards according to NIST and process requirements according to ISO 9001 into account.

Achievements:

• Analysis and structuring of business requirements in close coordination with stakeholders
• Documentation of the system architecture and infrastructure incl. change and release management
• Design and implementation of an interface for integrating SAP systems
• Planning and implementation of automated tests for quality assurance
• Implementation of security and compliance requirements, including SBOM generation, software license management, and QA processes
• Technical consulting and support for the internal IT team
• Introduction and establishment of AI-supported development processes (Spec-Driven Development), including AI-readable specifications, integration of AI instructions into the development environment, and training developers for productive use

Technologies and tools: SAP, Docker, ddev, PHP 8.4, Laravel, Filament, C4 Model, Architecture Decision Records (ADR), Mermaid, PlantUML, Spec-Driven Development, Claude, GitHub Copilot, Codex