Principal Forward Deployed Engineer

About Us: At Liatrio, we enable real transformation. We help industry-leading enterprises break free from legacy systems and adopt AI that reshapes how teams build, deliver, and thrive at scale. We partner directly with enterprise teams to embed AI-native practices into delivery by accelerating modernization, reducing risk, and shipping production-grade AI systems that set the standard for the industry. Our people embed directly inside client organizations, leading hands-on AI enablement and transformations that reshape how entire enterprises build and operate at scale. If you’re ready to lead real AI transformation, this is where you belong. About the Role: We are seeking Principal Forward Deployed Engineers who thrive on shipping production software, solving complex systems problems, and pioneering AI-first engineering workflows. As a Principal FDE, you lead the enterprise architecture and technical strategy for major client engagements, serving as a trusted advisor to executive leaders. Remaining hands-on in the code, you align delivery with strategic goals, model AI-first practices, and elevate client teams through active mentorship. What You'll Do: Defining and driving the overarching enterprise architecture and technical strategy across complex client engagements Writing and reviewing production code across critical systems: establishing high-watermark standards for architecture, resilience, and security alongside embedded delivery teams Integrating AI and LLM capabilities into enterprise architectures: designing scale-ready agentic systems, RAG platforms, enterprise AI governance, and developer productivity ecosystems Pioneering AI-assisted software delivery: using advanced AI coding environments, LLM tooling, and agentic assistants to accelerate refactoring, code generation, and test writing in client codebases Enabling client engineering teams on AI-first practices: hands-on coaching and pairing with client developers to integrate AI coding assistants into their daily development workflows and culture Evaluating and implementing AI safety, observability, and evaluation frameworks: ensuring client AI integrations are secure, reliable, and production-ready rather than just experimental prototypes Leading large-scale legacy modernizations: architecting the migration off monolithic platforms to resilient, cloud-native microservices and event-driven architectures Serving as the primary technical executive interface: advising client engineering leaders and directors on risk mitigation, platform evolution, and technical roadmap execution Establishing delivery governance, automated testing standards, security guardrails, and CI/CD best practices across multi-team engagements Mentoring and elevating staff and lead engineers across client and internal Liatrio organizations through architecture reviews, strategic pairing, and hands-on guidance Partnering with executive account leaders on strategic account growth, technical proposal creation, statement of work (SOW) development, and key client pitches Experience and Skills: Engineering and Enterprise Architecture You have a track record of owning the architectural direction of complex workstreams in enterprise environments, you've made the hard technical calls, been accountable for the outcomes, and learned from the experiences that didn't go as planned You've modernized large legacy applications in real enterprise environments, you understand the strangler fig pattern, incremental refactoring, and event-driven decomposition as practical strategies you've applied under real constraints You're fluent across the full delivery stack, frontend, backend, APIs, data, cloud infrastructure, with genuine depth in multiple areas You've designed and delivered cloud-native, distributed systems at enterprise scale, microservices, event-driven architectures, API gateways, async messaging, and you understand the failure modes and operational complexity that comes with them You've operated in l…