Engineering Leadership, Production Outcomes
We lead programs and coordinate delivery teams to execute at scale. Enterprise discipline in every engagement: security, documentation, reliability.
Who We Are
EcoSunFire Technologies is an enterprise software delivery company focused on AI systems and custom SaaS platforms. We work with organizations that require production-grade solutions delivered with program governance, security controls, and reliable execution.
We operate with enterprise discipline: security, documentation, reliability. Our background is in building and supporting mission-critical systems where these qualities are non-negotiable. We bring that same discipline to every program we lead.
We're selective about the programs we take on. We look for engagements where our technical leadership and delivery capability make a measurable difference in outcomes — programs that require architectural rigor, operational accountability, and teams that can execute at scale.
Founder & CEO
Darrell Greenfield
Founder & CEO
Senior technical leader with 13+ years delivering secure, mission-critical systems in regulated environments. Leads AI and SaaS programs from architecture through production deployment. Founded EcoSunFire to bring enterprise-level engineering leadership to organizations building custom software and AI systems at scale.
How We Approach Every Program
Reliability — Systems should work consistently under real-world conditions. We design for resilience, not just happy-path scenarios.
Clarity — Good architecture is understandable architecture. We avoid unnecessary abstraction and over-engineering.
Security — Security is built in from the start, not patched in later. We follow defense-in-depth principles and assume breach scenarios.
Speed — Fast delivery doesn't mean cutting corners. We move quickly through well-defined processes that produce quality output.
Maintainability — Code is read more than it's written. We build systems your team can understand, extend, and maintain long after handoff.
Ready to Discuss Your Program?
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