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Design end-to-end technical architectures for enterprise AI solutions, define reusable reference architectures and standards, evaluate platform/model trade-offs, ensure data/integration/security/governance fit, hand off buildable designs to engineering, and maintain currency on AI platform and tooling landscape.

Design end-to-end AI solution architectures, define reusable reference architectures and standards, evaluate build-vs-buy, design data/integration and security controls, support engineering during implementation, advise stakeholders, and maintain currency on AI models, platforms, and tooling.

Build and operate Five9's AI platform: provision cloud infrastructure, maintain IaC, CI/CD pipelines, model/agent runtimes, secure data/integration plumbing, enforce governance, provide observability and reliability, and enable solution builders.

Build and operate Five9's AI platform: provision cloud infrastructure, CI/CD pipelines, model/agent runtimes, data integrations, security and governance guardrails, observability, and reusable developer tooling to enable safe, reliable AI solutions in production.

As a Senior Software Engineer, you will design and enhance Five9's SaaS platform, focusing on microservices and identity management systems while ensuring uptime and reliability.

Design, develop, and modernize the Studio product into Java microservices on GCP; build full‑stack features integrating voice/SMS/chat, ensure production stability and observability, participate in on‑call, mentor juniors, and collaborate with product and cross‑functional teams.

Design, author, and iteratively optimize LLM evaluation prompts for Five9 AQM; define evaluation scope and pass/fail criteria with customers; select and analyze call samples; measure precision/recall; maintain a versioned prompt library; collaborate with QA and implementation teams; debug prompt failures; develop standards, templates, and support pre-sales demonstrations.

Lead and establish Five9s AQM Prompt Engineering practice: define methodology and standards, build reusable prompt libraries, mentor a small team, lead complex customer engagements, validate prompts with sampling and precision/recall analysis, collaborate with product and pre-sales, and deliver training and enablement for prompt-driven QM deployments.

Lead enterprise CCaaS deployments, managing 2-4 implementation engineers through full software delivery. Translate customer requirements into plans and configurations, oversee CRM/API integrations and workflow design, manage schedule/scope/budget and RAID logs, communicate status to stakeholders including C-level, collaborate with partners, and maintain implementation-related internal applications to ensure high customer satisfaction.

Design and produce digital and print marketing assets (web, social, presentations, events), collaborate with cross-functional teams, manage multiple projects to deadline, ensure brand consistency, prepare print-ready files, and stay current on design trends and tools.