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Hadar Bar-zakai
Executive Chief of Staff specializing in strategic operations for SaaS startups
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About
Operations, project management, and QA leader at ColdTrack, a logistics tech company serving the cold chain and perishables industry. Progressed from operations/PM into QA leadership, where they built structured QA and release processes, cut defects by ~80%, and led 15 legacy-to-in-house client migrations with minimal disruption. Strong fit for fast-moving environments that need operational rigor, cross-functional execution, and customer-sensitive delivery.
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Key Strengths
- scaled QA and release operations in a fast-growing logistics tech company
- reduced defects by approximately 80% through structured QA processes and automation
- led 15 client migrations from legacy systems to an in-house platform
- improved release stability and predictability across product, engineering, QA, and customer ops
- built operating cadence and accountability for cross-functional teams
- strong change management in process-heavy environments
- balances strategic planning with hands-on execution
- protects customer satisfaction and business continuity during complex operational change
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Experience
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4 publications
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