We partner with early and growth-stage companies to provide hands-on technology strategy, scalable architecture, and technical team leadership — without the overhead of a full-time executive.
Designed and launched production AI features using Claude, Amazon Bedrock, structured prompts, guardrails and human review.
Designed secure cloud platforms supporting HIPAA compliance, asynchronous care delivery and partner integrations.
Applied LLMs to reduce manual clinical triage by approximately 50%, improving response time while keeping humans in control.
Embedded with founders to lead engineering strategy, architecture, hiring and product execution through critical growth stages.
From architecture and infrastructure to hiring and compliance, we provide embedded technical leadership that grows with your company. At The Fractional Stack, we help you avoid costly mistakes, accelerate delivery, and build tech teams with purpose and precision.
Reproductive Healthcare
Designed and led the development of an AI-enabled reproductive healthcare platform supporting accessible education, conversational assistance, secure cloud infrastructure, and healthcare partner integrations.
Healthcare Startup
Designed production AI workflows that reduced manual operational effort by roughly 50% using Claude and Amazon Bedrock.
Healthcare Startup
Architected secure AWS infrastructure supporting modern healthcare applications with compliance-first design.
Thiago was instrumental in defining and building Caraway's technology platform. He defined the v1 stack, built our mobile and provider applications, designed and managed a complex architecture with numerous integrations, and launched our MVP on time and on budget against extremely challenging timelines.
We offer hands-on technology leadership tailored to the needs of fast-moving startups. Whether you're launching your first product, building out your team, or preparing for scale, we help you navigate key decisions with clarity and confidence.
Practical perspectives on technology leadership, AI products, and engineering execution.
Learn how to plan a startup MVP that tests the right assumptions, uses a practical architecture, and avoids spending time and money on complexity you do not need yet.
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Learn what a fractional CTO should accomplish in the first 90 days, from product and architecture decisions to vendor oversight, security, and engineering execution.
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A practical framework for deciding when a startup needs experienced technology leadership but is not yet ready to hire a full-time CTO.
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Whether you’re planning your next product, scaling your engineering team, evaluating AI, or preparing for growth, let’s discuss how experienced technical leadership can help.