Technical Product Owners in Berlin

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.

Workflow-automation SaaS for operations teams (Berlin, 120 people); full-time freelance engagement reporting to the CEO: an initial 12-month interim mandate, extended twice through the AI build-out; owned product for one squad and coached the other product managers on process.

• Led generative AI (LLM) integration into the core product: from LLM-powered steps to natural-language workflow authoring and step-level automation suggestions, plus AI-managed dynamic workflows, shipped behind eval gates with human-in-the-loop fallbacks: AI-drafted workflows grew to 31% of all new workflows, and median time-to-first-workflow fell from 3 days to 4 hours.
• Packaged the AI capabilities as a usage-based add-on priced on executed automation steps, working with sales and marketing on positioning: ~€800K added ARR in the first year, and adopting accounts churned 1.8 pp less.
• Owned the roadmap end to end: replaced feature-request-driven quarterly planning with an outcome-based rolling roadmap built on quarterly bets and explicit kill criteria, presented monthly to the executive team and quarterly to the board.
• Rebuilt the product-management operating system: weekly customer-discovery cadence incl. workshop facilitation, RFC/decision-doc reviews and a single quarterly metrics narrative; coached four product managers, one promoted to senior during the engagement.
• Closed the engagement as scoped: hired and onboarded the permanent VP Product, handed over the process playbook and roadmap, and exited on schedule in June 2026.

• Own the 12–18 month roadmap and key outcomes for Elli's enterprise customer platform, covering onboarding, pricing, billing, analytics and broader platform modernization; redesigned the Fleet onboarding funnel to double conversion, supporting a projected €20.7M revenue uplift by 2028.
• Lead the broader Energy Intelligence product and directly own its AI/ML, asset and portfolio-optimization capabilities, including MLOps and safe strategy deployment, strategy lifecycle management and backtesting; delegated data and V2G integration roadmap ownership to a new PO as the platform scope expanded.
• Built a Human-in-the-loop GenAI/RAG support workflow, increasing L1 resolution by 24%, routing accuracy to 91%, and reducing L2 workload by 30%.
• Introduced standardized data contracts and a self-service Python toolkit for traders and Data Scientists, increasing platform adoption by 15% and reducing support effort by 50%.
• Built and scaled a real-time orchestration product from 32 to 3,000+ endpoints across four markets, growing recurring revenue from €1.4k to €56.3k MRR.
• Developed product and AI capability across the organization, training 20 PMs on RAG, agents and prototyping; mentoring a junior PM and coaching an Enterprise Platform Tech Lead toward Product Management ownership.

• Led the redesign of an iOS and Android B2B SaaS solution.
• Developed the product vision and strategy and designed the platform architecture.
• Worked closely with cross-functional teams to create a user-centered, forward-looking product.
• Identified market trends and analyzed feedback from stakeholders and customers.
• Developed a well-thought-out feature set.
• Led the product design and development process.
• Created Balsamiq wireframes.
• Conducted comprehensive market and competitor analysis.
• Defined the product roadmap and feature scope, managed and prioritized the backlog.
• Crafted and wrote epics and user stories.
• Briefed UI designers and reviewed and approved Figma layouts.

• Worked with multiple clients on short- and mid-term engagements, leading the delivery of data-driven SaaS and analytics solutions.
• Coached and supported cross-functional teams with a strong focus on execution, working closely with senior and C-level stakeholders through regular alignment and decision-making.
• Focused on automating data workflows, integrating backend systems, and turning technical requirements into scalable product outcomes.
• Led delivery of automated data capabilities across client platforms, streamlining customer data integration and reducing manual processing by up to 60% within 6 months.
• Translated and aligned technical and business requirements for Shipzero into prioritized user stories, accelerating delivery and enabling ~€450K in annualized cost savings.

• Owned the product roadmap for platform and transaction-related capabilities in a large-scale fintech ecosystem.
• Led cross-functional teams (Android, backend, QA, operations) through sprint planning, reviews, retrospectives, and releases.
• Translated complex financial and operational business logic into clear epics, user stories, and technically sound acceptance criteria.
• Worked closely with Android engineers to deliver and scale applications across multiple device types and hardware constraints.
• Managed dependencies between mobile apps, backend services, and third-party systems to ensure reliable end-to-end flows.
• Acted as primary interface to senior stakeholders, aligning product priorities with business objectives and regulatory requirements.
• Proactively resolved delivery blockers and ensured predictable release cycles in a fast-paced environment.