Supplier Engagement Platform · Pactum AI

Pactum's highest-ARR product. Lets enterprise procurement teams configure, launch and scale autonomous AI-agent negotiations.

• Define agent negotiation strategy: counteroffers, acceptance thresholds, supplier constraints, human-in-the-loop and savings models. Used every day by teams at Walmart, Otto and Sandoz.
• Led the transformation of enterprise-specific customer workflows into reusable agentic capabilities, so onboarding a new customer stops being a services project.

StuntAI · founded & exited

AI-powered marketing automation: strategy, content and campaign assets, generated faster.

• Took an AI SaaS product 0-to-1 through discovery, prototyping, launch, customer validation and monetization, to a successful exit.
• Designed reusable agentic workflows from structured business context, prompt orchestration and automation logic.
• Built onboarding, subscription pricing, acquisition funnels and B2B sales processes.

Safe mixing guidance · Yara, 2 → 12 countries

Lets farmers verify whether leaf fertilisers can be safely mixed with hundreds of plant-protection products.

• Led the expansion from 2 to 12 countries: 700% more users, 250% more active users.
• Each market meant re-verifying chemistry and regulation, not translating strings.

Nutrition & harvest optimisation · YaraPlus

Yara's all-in-one digital farming platform, bringing agronomic tools, services and expert knowledge into one place.

• Built and scaled data-driven nutrition recommendation and harvest optimisation products, turning agronomic expertise into scalable digital workflows.
• 30% YoY sales growth, 65% YoY engagement growth, +10 NPS.

Course recommendations · Stack Overflow

An AI/ML-backed advertising product matching courses to what a developer was actually reading about.

• 150M+ impressions, and rapid experimentation doubled click-through within one month.

CV-to-Profile · Experteer

Turning unstructured CV uploads into structured candidate profiles, instantly.

• +25% profile creation, +50% CV upload rates.
• Cut manual profile completion effort, shortening the path from sign-up to searchable profile.

Samsung Galaxy Bizz · 15M devices

New-generation content app pre-installed across 15 million Samsung devices in Turkey.

• +30% logged-in users, +15% first-day retention, +45% ad revenue.

Senior Product Manager · Pactum AI, Berlin

Pactum is a B2B SaaS company helping Fortune 500 procurement teams scale their impact with AI agents that identify commercial opportunities and autonomously negotiate supplier terms.

• Own end-to-end product strategy and hands-on execution for the Supplier Engagement Platform, Pactum's highest-ARR product, enabling enterprise procurement teams to configure, launch and scale autonomous AI-agent negotiations.
• Work directly with enterprise procurement teams to translate customer-specific workflows into reusable platform capabilities across supplier engagement, orchestration, configuration, analytics and reporting.
• Define agent decisioning across offer strategy, counteroffers, acceptance thresholds, supplier-specific constraints and savings models.
• Drive discovery, prototyping, roadmap decisions and delivery with an Engineering Lead, Solution Lead, 6 engineers, 1 designer and 1 data engineer; partner with operations, CS and sales to improve conversion and time-to-value.
• Present customer insight, product strategy, risks and roadmap trade-offs to the C-level leadership team.

Founder & Head of Product · StuntAI, Berlin

StuntAI was an AI-powered marketing automation platform helping businesses generate strategy, content and campaign assets faster.

• Founded and took an AI SaaS product from 0-to-1 through discovery, prototyping, launch, customer validation, monetization and successful exit.
• Led a hands-on team of 2 developers, 1 designer and 1 data engineer across product discovery, AI workflow design, technical scoping and delivery.
• Designed reusable agentic workflows using structured business context, prompt orchestration and automation logic; built onboarding, subscription pricing, acquisition funnels and B2B sales processes.
• Successfully exited the business after validating demand, building the product and packaging the platform for acquisition.

Group Product Manager · Yara International, Berlin

Yara is a global agriculture technology company building digital farming products that help farmers and commercial teams improve crop productivity, sustainability and decision-making.

• Managed a product portfolio of 3 digital farming products within Yara's 8-product portfolio, functionally leading 3 PMs/product owners and cross-functional squads of 15 developers, 2 designers and 3 data analysts.
• Defined product strategy, roadmap priorities and success metrics across nutrition recommendations, harvest optimization and safe mixing guidance products.
• Developed PMs/product owners through regular roadmap reviews, discovery coaching, PRD feedback, prioritization support and stakeholder decision-making.
• Built and scaled data-driven nutrition recommendation and harvest optimization products, driving 30% YoY sales growth, 65% YoY engagement growth and +10 NPS improvement.
• Expanded safe mixing guidance mobile app from 2 to 12 countries, increasing users by 700% and active users by 250%.

Senior Product Manager, AI/ML AdTech · Stack Overflow, Berlin

Stack Overflow is one of the world's largest developer communities and knowledge platforms, serving 100M+ monthly users.

• Led product strategy and experimentation for AI/ML-backed AdTech products, connecting advertiser goals with contextual developer intent and campaign performance data.
• Launched an AI/ML-backed course recommendation advertising product, reaching 150M+ impressions and doubling CTR within one month.
• Owned a portfolio of 10+ AdTech products across native advertising, targeting, delivery, reporting, campaign setup and performance optimization.
• Partnered with engineering, design, data, sales, ad operations and customer-facing teams to balance advertiser outcomes, developer experience, revenue growth and technical scalability.

Senior Product Manager · Experteer, Munich

Executive recruitment SaaS platform serving 6M+ professionals.

• Led automated CV-to-profile creation, turning unstructured CV uploads into structured candidate profiles and increasing profile creation by 25% and CV upload rates by 50%.
• Improved candidate onboarding and activation by reducing manual profile completion effort and creating a faster path from sign-up to searchable professional profile.
• Functionally led and coached 2 PMs/product owners on roadmap prioritization, discovery, requirements definition, stakeholder communication and delivery execution.
• Established Agile/Scrum ways of working across in-house engineering and external design teams, improving delivery rhythm, product quality and cross-functional collaboration.

Senior Product Manager / PM for Samsung · Bond Digital, Istanbul

Bond Digital is a leading AdTech and Samsung mobile products partner, building advertising, pre-install and mobile engagement products reaching millions of users across Samsung devices and major digital publishers.

• Led product strategy for Samsung Galaxy Bizz, an app installed on 15M Samsung devices, increasing logged-in users by 30%, first-day retention by 15% and ad revenue by 45%.
• Optimized Samsung's pre-install product portfolio across 10+ partner brands, increasing product revenue by 40% through better packaging, onboarding, activation and performance tracking.
• Built native, video and gamified ad products across 20+ high-traffic publishers, increasing CTR by 30%, video ad revenue by 25% and user engagement by 40%.
• Partnered with Samsung, publishers, advertisers, engineering, design and ad operations teams to ship scalable advertising and monetization products across multiple channels.

Product Manager · Onedio.com, Istanbul

Onedio is a leading digital media platform in Türkiye, reaching millions of monthly users through viral content, social distribution and branded advertising products.

• Built and launched a self-serve advertising platform, enabling 50+ brands to launch 700+ campaigns and creating a new scalable revenue stream.
• Turned manual branded-content and campaign workflows into a repeatable digital product experience for advertisers, sales teams and campaign operations.
• Defined campaign setup, targeting, reporting and advertiser workflow requirements with sales, editorial, design and engineering.

BSc Industrial Engineering

TOBB University of Economics and Technology

Frontend Developer Certificate

Bilge Adam Academy