Senior Full-Stack AI Engineer - Marketing Applications & Integrations

<h3><strong>Key Responsibilities:</strong></h3><ul>
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<strong>Full-Stack Application Development:</strong>Build complete web applications, customer portals, and dashboards, including responsive interfaces, backend services, APIs, databases, authentication, and role-based access.</li>
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<strong>AI Agents &amp; Automation:</strong>Develop AI agents with tool calling, retrieval, structured outputs, workflow orchestration, evaluation, and appropriate human approval steps.</li>
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<strong>End-to-End Delivery:</strong>Own implementation through testing, deployment, monitoring, production troubleshooting, documentation, and user adoption.</li>
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<strong>Integration Architecture:</strong>Design maintainable architecture and reusable integrations with OAuth, webhooks, queues, retries, duplicate prevention, and failure recovery.</li>
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<strong>Cloud Infrastructure &amp; Technical Leadership:</strong>Manage cloud infrastructure, Docker, CI/CD, secrets, logging, backups, performance, and operating costs; review code and guide other developers.</li>
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<strong>Marketing Applications &amp; Analytics:</strong>Build marketing dashboards for campaign performance, lead pipelines, conversion attribution, and operational reporting.</li>
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<strong>Marketing Platform Integrations:</strong>Integrate Meta Ads, Meta Lead Ads, Google Ads, GA4, Google Tag Manager, CRMs, landing pages, calendars, and email/SMS services.</li>
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<strong>Conversion Tracking &amp; Lead Management:</strong>Implement Meta Pixel and Conversions API, enhanced and offline conversions, lead routing, qualification, deduplication, follow-ups, and booking.</li>
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<strong>AI-Assisted Marketing Tools:</strong>Create AI-assisted campaign and reporting tools, with approval controls for publishing, campaign changes, and advertising spend.</li>
</ul><h2>Requirements</h2><h2>Must-Have</h2><ul>
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<strong>5+ years of professional software development experience</strong>, with personal ownership of production applications from architecture through deployment.</li>
<li>Strong TypeScript/JavaScript, React or Next.js, backend development with Node.js, and practical Python experience.</li>
<li>Experience designing SQL/PostgreSQL databases, APIs, authentication, multi-tenant access controls, and background jobs.</li>
<li>Proven delivery of AI agents and third-party integrations, including secure credentials, rate limits, synchronization, and production error handling.</li>
<li>Hands-on cloud deployment experience with AWS, Azure, or GCP; Docker, Git, CI/CD, automated testing, monitoring, and incident resolution.</li>
<li>Ability to translate business needs into technical plans, estimate work, communicate tradeoffs, lead implementation, and ship independently.</li>
<li>Practical experience with Meta and Google marketing APIs, tracking, attribution, conversion measurement, and consent-aware data handling.</li>
<li>Experience integrating platforms such as HubSpot, GoHighLevel, Salesforce, or similar CRMs.</li>
</ul><h2>Nice-to-Have</h2><ul>
<li>OpenAI APIs and AI-powered applications.</li>
<li>Twilio integrations and voice agents.</li>
<li>Automation platforms such as n8n, Make, or Zapier.</li>
<li>Multi-client marketing systems.</li>
<li>Secure separation of client credentials and data.</li>
</ul><h3>
<br><strong>System and Work Setup Requirements:</strong>
</h3><ul>
<li>A stable and high-speed internet connection preferably 25 MBPS or higher with backup in cases of power interruption or service provider issues.</li>
<li>Own PC/laptop with 8GB RAM, and a processor of Core i5 / AMD Ryzen 3 / 2013 Mac equivalent or higher; Windows 10 or above / Catalina 10.15 or newer; with up-to-date web browsers, and security software, 500GB/128 SSD storage</li>
<li>Headset/earphone with noise cancellation and webcam at 720p or higher resolution</li>
<li>A designated, quiet, and well-organized workspace free from distractions to facilitate focused work</li>
</ul><h2>Benefits</h2><ul>
<li>Permanent remote work setup</li>
<li>Competitive starting rate paid in USD</li>
<li>Internet Allowance</li>
<li>HMO insurance (PH)</li>
<li>Paid US holidays</li>
<li>Paid Vacation and Sick Leaves</li>
</ul>