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Senior AI PLG Engineer

Thought Industries

Boston, MA
Full Time
Senior
7 days ago

Job Description

About the Role

A Senior/Lead AI PLG Engineer is a hands-on engineering role focused on architecting and operating the automated systems that power a product-led growth (PLG) motion. This role blends deep full‑stack expertise with modern AI capabilities to design reliable, event-driven pipelines across our Next.js/TypeScript application and the go-to-market stack (PostHog, Salesforce, HubSpot, Google Analytics, and more). The position involves building workflows that collect product usage signals, enrich and route customer data, and automate lifecycle communications to enhance activation, retention, and expansion. The role reports to the Director of Engineering and requires onsite presence at least three days per week in Boston.

Key Responsibilities

  • Architect end-to-end automations for PLG workflows—activation, expansion, and retention—spanning data collection, enrichment, routing, and messaging.
  • Design reliable event pipelines across the Next.js app, PostHog, Google Analytics (GA4), Salesforce, HubSpot, and internal services with clear data contracts and versioned schemas.
  • Build and operate job orchestration using Inngest for webhooks, scheduled jobs, and multi-step workflows with guarantees like idempotency, retries, backoff, and deduplication.
  • Leverage AI tools (Cursor, Claude, etc.) to increase development productivity across the full stack.
  • Implement bi-directional syncs between product usage data and CRM/marketing systems (account/user mapping, lead/contact enrichment, lifecycle stage updates, campaign attribution).
  • Engineer AI-powered automations to classify intent, summarize product feedback, score accounts, and generate personalized follow-ups across email/chat channels.
  • Establish and maintain PLG event taxonomy, naming conventions, and governance for analytics consistency.
  • Create health checks, SLAs, and on-call playbooks for automation reliability; add observability (traces, metrics, logs) and alerting.
  • Build lead and account routing rules based on product signals, ICP fit, and engagement to prioritize outreach.
  • Implement lifecycle messaging automations (onboarding, activation nudges, re-engagement) with guardrails to prevent noise and protect sender reputation.
  • Partner with product and growth teams to design A/B tests and experiments; instrument funnels and cohorts to measure impact on KPIs.
  • Own the experimentation platform and A/B testing framework, including feature flags, assignment logic, guardrails, and reporting.
  • Ensure data quality through validation, reconciliation, and schema evolution; create dashboards for pipeline health and data freshness.
  • Optimize serverless functions on Vercel for webhook handling and real-time automations, reducing cold starts and controlling costs.
  • Enforce compliance and security best practices for customer data (PII handling, audit trails, access controls).
  • Document architecture, data flows, and runbooks; mentor engineers on building resilient, AI-enabled automations.

Requirements

  • 8+ years of professional experience building production systems with modern TypeScript/JavaScript.
  • 2+ years designing and operating job orchestration and event-driven workflows (Inngest, Temporal, Airflow, Bull, or similar).
  • Proven experience automating PLG motions across analytics, CRM, and marketing tools (PostHog, Salesforce, HubSpot, GA4; Segment/RudderStack a plus).
  • Strong background in event taxonomy design, data contracts, schema versioning, and governance for analytics/automation.
  • Expertise with webhook processing at scale including idempotency, retries, deduplication, and rate limit handling.
  • Hands-on experience building bi-directional integrations and reverse ETL-style data syncs between product databases and GTM systems.
  • Proficiency with AI-assisted workflows: prompt engineering for classification/summarization, routing, prioritization, and personalization.
  • Production experience with Next.js, React, and TypeScript in serverless environments (Vercel) and streaming/server components.
  • Solid data engineering fundamentals: ETL design, PostgreSQL performance, and ORMs (Drizzle, Prisma).
  • Familiarity with growth analytics patterns: funnel instrumentation, cohorting, event modeling, and experiment analysis.
  • Hands-on experience running statistically sound A/B/n tests and holdouts (power analysis, sample sizing, sequential testing).
  • Strong observability mindset: metrics, tracing, structured logging, SLOs/SLIs, and incident response.
  • Security and privacy awareness for customer data flows (PII minimization, encryption, RBAC, audit logs).
  • Excellent written and verbal communication skills for cross-functional collaboration and documentation.
  • Self-directed, outcomes-oriented, and open to adopting new AI/automation tools.

Nice to Have

  • Segment/RudderStack, dbt, or reverse ETL platforms (Hightouch, Census) experience.
  • Lead and account scoring systems using product telemetry and enrichment data.
  • PostHog pipelines, custom ingestion, or plugin development.
  • Marketing automation tools and messaging platforms (email, in-app, chat) with deliverability best practices.
  • Experience building internal tooling for GTM teams (playbooks, routing consoles, data quality dashboards).
  • Background in PLG operations, revenue operations, or growth engineering.

Qualifications

  • Educational background is not explicitly specified; experience and skills are emphasized.

Benefits & Perks

  • Not specified in the description.

Working at Thought Industries

Thought Industries powers the business of value with our industry-leading Learning Platform and AI-driven innovations. We believe customer learning should be modern, intuitive, engaging, and scalable. We are committed to confidentiality, non-discrimination, and merit-based employment decisions, fostering a diverse and inclusive work environment.

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Job Details

Posted AtAug 30, 2025
Job CategoryGrowth Marketing
SalaryCompetitive salary
Job TypeFull Time
Work ModeHybrid
ExperienceSenior

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About Thought Industries

Website

thoughtindustries.com

Location

Boston, MA

Industry

All Other Professional, Scientific, and Technical Services

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