Years of experience: 19

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Dionysis's Career Path
Senior Business Analyst | PwC Greece (Contract via Plus Horizon)Jan. 2026 -
Present
PlusHorizonSenior Business Analyst | PwC Greece (Contract via Plus Horizon)
Athens▪︎ Working on PwC delivery for AADE Tax Systems Modernization (ΟΠΣ Φορολογίας) through PlusHorizon (Contract), focusing on interoperability and stakeholder alignment. ▪︎ BA workstream for interoperability (interfaces, data exchange, dependencies, acceptance criteria) across cross-functional delivery teams. ▪︎ Stakeholder alignment (AADE, PwC teams, vendors) on scope, priorities, risks, and cl...
Senior Business Analyst | QA Lead | HEDNO S.A. (Contract via Plus Horizon)Apr. 2024 -
Nov. 2025
PlusHorizonSenior Business Analyst | QA Lead | HEDNO S.A. (Contract via Plus Horizon)
AthensEngaged as a contractor via PlusHorizon Consulting, supporting HEDNO’s national digital transformation program. ▪︎ Conducted in-depth analysis to document business requirements and align them with project objectives for the R.E.S. (Renewable Energy Sources) Web Portal. ▪︎ Evaluated and optimized the user experience (UI/UX) of the web portal, improving functionality and user satisfaction. ▪︎ D...
Senior Business Analyst | QA | HEDNO S.A. (Contract via Plus Horizon)Apr. 2024 -
Nov. 2025
PlusHorizonSenior Business Analyst | QA | HEDNO S.A. (Contract via Plus Horizon)
AthensEngaged as a contractor via PlusHorizon Consulting, supporting HEDNO’s national digital transformation program. ▪︎ Conducted in-depth analysis to document business requirements and align them with project objectives for the R.E.S. (Renewable Energy Sources) Web Portal. ▪︎ Evaluated and optimized the user experience (UI/UX) of the web portal, improving functionality and user satisfaction. ▪︎ D...

Dionysis's Posts

  • 2

    How I can help you

    I help companies structure digital projects before they waste money on unclear development. I turn vague business needs into clear requirements, mapped workflows, user stories, acceptance criteria and UAT/SIT scenarios. This helps business teams, vendors and developers align bef

  • 2

    People I am looking for

    I work best with SMEs, startups, scaleups, consulting firms and software agencies that are planning or improving digital platforms, CRMs, portals, back-office systems or internal workflows. Ideal introductions: founders, product owners, operations managers, CTOs, delivery leads

  • 2

    Experience & Cases

    My experience comes from large-scale digital transformation, public sector platforms, energy-sector systems, back-office workflows, customer service processes and enterprise UAT/SIT coordination. Typical cases include unclear requirements, undocumented processes, vendor alignment

  • 2

    How to contact

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