About
Engineer. Operator. Builder.
Takis Aggelopoulos
Tech Entrepreneur · Cologne, Germany · Greek native
Takis Aggelopoulos is a Tech Leader and Entrepreneur with over 20 years of transformational leadership experience, building and scaling high-growth technology platforms across SaaS, Telecom, HealthTech, FinTech, and TravelTech. He founded Angel Software to channel that depth of experience into direct, accountable partnerships with organizations that need more than a consulting report.
Revenue Generated
Clients
Engineers Led
Cultures
Years in Tech
Background
Twenty years at the intersection of technology and business value.
A proven architect of both product innovation and operational excellence, Takis has led engineering organizations spanning hundreds of engineers across multiple countries, guided technology-driven IPO strategies, and delivered AI, data, and platform solutions that have generated over two billion in measurable business impact. His track record spans the full spectrum: from zero-to-one product builds to enterprise-wide transformation programs, resilient architecture design to AI adoption at scale.
Through Angel Software, he partners with boards, founders, investors, and leadership teams to unlock exponential value through technology-enabled transformation. Every engagement benefits from the same founder-level accountability, whether the mandate is fractional CTO leadership, AI adoption at scale, technical due diligence on an acquisition, or building a self-sufficient engineering organization from the ground up.
Philosophy
Principles we build on.
Technology is a means, not an end.
The best engineering organizations obsess over business outcomes, not tech for its own sake. Code is a liability; working software that delivers value is the asset.
Ownership is the ultimate incentive.
Teams that own their product, intellectually and emotionally, outperform teams that execute tasks. Great leaders create the conditions for ownership.
AI changes the leverage, not the fundamentals.
AI multiplies what great engineers can do. But it does not replace clear thinking, strong architecture, or the courage to make hard calls.
Let's build something remarkable.
Whether you need a fractional CTO, AI strategy, or M&A advisory, we are selective about who we work with. Let's find out if we are a fit.
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