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Konstantinos Tsitsaras

@konstantinostsitsara

Payments product leader at Betsson Group who commercialized its orchestration platform, generating €150M gross income in year one.

Greece

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At Betsson Group, I owned global payments strategy and the orchestration portfolio across 12 markets and 13 brands. I commercialized the internal Payment Orchestration Platform, delivering OpenAPI integrations that generated €150M gross income in year one.

At Eurobank, I directed delivery for the Retail and Business Apps, including features such as digital onboarding, mobile wallets, and SEPA Instant. Mobile digital payments and transfers increased by 270%, reaching €1.1B in average monthly volume.

As Founder & CEO of Ocrinus, I’ve led more than 26 client projects from strategy through launch. My work has included digital campaigns, web infrastructure, and client strategy.

Experience

Work history, roles, and key accomplishments

Current

Founder & CEO

Current

Ocrinus

May 2015 - Present (11 years 6 months)

Led 26+ client projects across full lifecycle from strategy to launch. Delivered multi-platform marketing campaigns and managed web infrastructure, overseeing client strategy, UX, content, and digital brand execution.

Project Management Strategy Digital Marketing Web Infrastructure UX Brand Execution

Global Payments Product Manager Lead

Betsson Group

May 2022 - Jan 2026 (3 years 8 months)

Owned global payments strategy and orchestration portfolio across 12 markets and 13 brands, reporting to the COO. Led end-to-end payments lifecycle, governance, and vendor management, achieving significant improvements in authorization rates and cost reduction.

Payment Orchestration PSP Integrations A PM KYC AML Fraud Mitigation Settlements Reconciliations PSD2 PCI DSS OpenAPI Agentic AI Vendor Management Budget Oversight

Program Manager

Eurobank

Oct 2019 - May 2022 (2 years 7 months)

Directed SDLC governance and delivery for Eurobank Retail and Business Apps, ensuring compliance with EBA/ECB frameworks. Launched key features including voice payments, digital onboarding, and mobile wallets, increasing mobile digital payments by 270%.

SDLC EBA ECB Compliance PSD2 AML 3DS2 SCA ISO 20022 SEPA Instant Payments OpenAPI Digital Onboarding Mobile Wallets Voice Payments P&L management

Product Manager

Veriah

Oct 2017 - Oct 2019 (2 years)

Managed end-to-end product and client relationships for multiple apps including Eurobank Business and Western Union. Led client workshops, scoping, and solution architecture documentation, and oversaw Scrum boards and app releases.

Product Management Customer Relationship Management Scrum MVP Development QA App Store Release

Product Owner

Eurobank

Jul 2018 - Feb 2019 (7 months)

Gathered business requirements and translated them into technical deliverables. Managed integration of Mastercard's NFC module and prioritized backlog, ensuring high-quality feature releases.

Requirements Gathering Backlog Prioritization UAT NFC Integration Mobile Application Developer

Incident Manager

HPD Innovation Lab

Apr 2016 - Oct 2016 (6 months)

Managed full Incident Management operations, ensuring KPI compliance. Produced RCA documentation and postmortem reports, and designed optimized incident workflows.

Incident Management RCA Postmortems KPI Compliance Workflow Optimization

Marketing Director

IEK Praxis

Feb 2015 - Mar 2016 (1 year 1 month)

Directed marketing operations, budgets, digital vendors, and web campaigns. Increased customer acquisition through optimized digital funnels.

Marketing Operations Budget Management Digital Campaigns Customer Acquisition Funnel Optimization

Operations Manager

Lili Hatzopoulos

Jan 2014 - Feb 2015 (1 year 1 month)

Managed e-shop, B2B order flows, payments, and financial reporting.

Ecommerce B2B Order Management Payments Financial Reporting

Education

Degrees, certifications, and relevant coursework

University of Barcelona

Erasmus Programme, Digital Marketing

2009 - 2009

Erasmus Programme with coursework in digital marketing and demographics research methods.

PRINCE2

PRINCE2, Project Management

PRINCE2 certification acquired.

Ath/Tech

Business Intelligence, Business Intelligence

Business Intelligence certification from Ath/Tech.

Google

Google Agentic AI Startup school, Artificial Intelligence

Completed Google Agentic AI Startup school.

British Council

IELTS, English Language

IELTS certification from British Council.

Utrecht University

Master of Science, Business Informatics

2012 - 2013

MSc in Business Informatics, covering research analysis, knowledge management, finance, data mining, business software architecture, and business analysis.