Software as a Service Experts in Berlin

• Advise B2B technology and mid-market companies on commercial strategy, sales effectiveness, operating model design, and scalable growth.
• Coach senior sales leaders and executive teams on GTM choices, leadership effectiveness, accountability, and execution.
• Support market entry and growth planning through structured assessment of customer segments, value propositions, channel options, coverage models, investment priorities, KPIs, and risks.
• Facilitate peer-level strategy sparring and translate strategic decisions into measurable commercial initiatives.
• Combine systemic coaching, sales leadership experience, and change management practice to ensure decisions are practical and adopted.

Evidence-led health intelligence platform turning published research into personal health protocols. It scores 430 habits, foods, and supplements against the studies behind them, and moves the score when the evidence moves. Built solo.

• Built the daily ingestion pipeline across PubMed, bioRxiv, and medRxiv: 43,000+ papers from 3,400+ journals processed into 230,000+ typed evidence claims, each one traceable back to the study it came from.
• Designed the six-factor evidence scoring model and the public changelog behind it, so no recommendation ever appears without the papers underneath it. 23,000+ grade changes recorded and explained to date.
• Shipped an entity information model connecting every intervention to its mechanisms, biomarkers, and outcomes: 118 biomarkers with region-specific reference ranges, 77 mechanisms, 32 graded outcomes.
• Built the personalisation layer: blood panel ingestion that reads lab PDFs with a vision model and corrects results for draw time against the user's wake anchor, plus Oura, WHOOP, and Withings integration for daily readiness context.
• Operate eleven specialised review agents over the corpus and codebase, covering paper curation, retrieval quality, health-claim compliance across EU and US regimes, and security.
• Shipped the Evidence Assistant, a RAG assistant that answers from the claim database and cites the underlying papers, plus a B2B practitioner tier, an Expo React Native app, and localisation across 3 languages and 7 markets.

Stack: Next.js 16, TypeScript, Supabase, pgvector, Anthropic Claude, Vercel, DeepInfra.

Support for Transformation Projects:

• Expert CTO advisory and enterprise architecture consulting for several short-term transformation projects, ensuring measurable improvements in project outcomes and technical business alignment.
• Supporting strategic IT initiatives for diverse clients, driving digital transformation and optimizing technology operations to increase business value and operational efficiency.

• Architected and deployed private cloud data platform on VMware vSphere, integrating Greenplum MPP, Apache Kafka, Kubernetes, and Apache Solr, and developed real-time ingestion pipelines with Kafka Connect and Schema Registry.
• Led Oracle Exadata to Greenplum migration, rearchitected data models, optimized storage, implemented RabbitMQ with Debezium for CDC, and deployed VectorDB for Generative AI.
• Designed and executed multi-cloud migration PoC across AWS, Azure, and GCP, defined KPIs for throughput, latency, and cost efficiency, executed bulk data transfers, validated analytics and streaming workloads, and delivered full-scale architecture recommendations.
• Assessed legacy on-premises infrastructure and designed modern cloud-native data platforms using Greenplum and containerized microservices, advising on scalability, disaster recovery, and high-availability.

• LLM-based features for automated CO₂e data extraction from unstructured documents (70% reduction)

• Agentic AI pipeline for automated Scope 3 emissions calculations with 150.000+ validated data records

• Intelligent API workflows for real-time carbon footprint calculations in ERP and ESG systems

• ML algorithms for predicting emissions hotspots and optimizing product design

• Automated data validation pipelines with NLP for quality assurance of CO₂e datasets

• Led a 15-person cross-functional team in developing 10+ AI features

• Strategic product planning and AI roadmap with 35% shorter time-to-market

• Stakeholder management with DAX companies (40% higher satisfaction, 95% retention)

• On-time project delivery with 95% budget adherence through data-driven backlog management

• Agile methods (Scrum, Kanban) with continuous AI/ML integration (25% increase in team velocity)

• Product-market fit for AI features through A/B testing and analytics (60% higher adoption rate)

• WiNOWiG enhancements (digitalization & organization)
• Project management for the WiNOWiG project (regulatory offenses)
• Process optimization and coordination

• Supported product discovery and GTM repositioning post-€2.8M seed round; defined direction and roadmap for a modular intelligence platform.
• Advised founders on execution to align product, engineering, and commercial priorities.

Helping product organizations to grow and scale business by creating digital products customers love.

• Built an MVP and launched a new business line of long-term e-scooters rental at Nordic and German markets for TIER Mobility.
• Reorganized and led product team; launched and scaled deposit warranty service; improved subscription pricing performance; smoothly handed over duties to hired PMs for ImmobilienScout24.
• Ideated and launched Marketplace product for the biggest telehealth service in the US; discovered and validated multiple Marketplace addons; launched live interpreter and whiteboarding services for major medical institutions for Doxy.me.
• Established the growth framework and processes in a Series A B2B Fintech start-up for VAI Trade.

CRM and revenue platform managing billing and subscription workflows.

• Scaled payments infrastructure across data products, direct debit expansion and automated abuse prevention, generating $416K in annualized operational savings ($8K/week) by eliminating redundant gateway calls.
• Owned backlog and sprint execution for autonomous checkout abuse detection pipelines, designing real-time risk guardrails and velocity heuristics that blocked card testing attacks.
• Architected enterprise billing migrator user stories and data reconciliation mechanisms, achieving zero-downtime subscription state transitions and cutting $60K in infrastructure overhead.
• Expanded European direct debit (SEPA) payment capabilities, managing cross-squad API dependencies and automated webhook error-handling to eliminate checkout friction.

Mobility Hardware & AI B2B & B2G Scaleup

• Leading product and AI transformation for mobility scaleup
• Led the company through a product and strategic pivot
• Designed and deployed AI-native product operating models across product and engineering
• Business strategy, team leadership, venture building
• New product discovery and validation

Appointed by investors to lead a critical turnaround and scaling phase for the DACH business unit of an automotive platform preparing for Series B.

• Stabilised and transformed a fractured regional team, building cohesion, autonomy, and leadership trust
• Reignited key client relationships, restoring operational continuity and driving revenue acceleration
• Increased profitability to 10% EBITDA within 2 months; scaled MRR by 1.6x within 4 months
• Improved Gross Margin from 37% to 42% in under 3 months
• Executed cross-functional strategies across commercial, operational, product, and legal
• Rebuilt management structure and hired key leadership to support long-term growth
• Negotiated SLAs and influenced product roadmap based on customer feedback and field data

• Shipped Recare Voice Desktop from 0 to 1 in two months, including multi-language clinical documentation that auto-transcribes into structured German medical notes.
• Reduced LLM inference costs by 60–70% across Docs and Extract through prompt caching architecture.
• Built the AI workbench used by PMs/engineers for prompt experimentation and the Langfuse eval stack (10k+ traces evaluated).