Allen Rabino

Senior Full Stack & AI Engineer with 7+ years of experience building and deploying scalable SaaS applications and AI-powered products using React, TypeScript, Node.js, Next.js, PostgreSQL, and Python. Experienced in developing LLM-based conversational agents, real-time scheduling systems, CRM integrations, REST APIs, and responsive customer facing interfaces.

Strong

DevOps and cloud experience with AWS, Docker, CI/CD pipelines, infrastructure monitoring, automated testing, and production deployment. Proven ability to own features from architecture through release while improving scalability, reliability, performance, and business outcomes.

Senior Full Stack & AI Engineer at Avoca (2024-03 – 2026-07)

• Built AI-powered products that enabled home-service businesses to qualify leads, schedule appointments, follow up with customers and escalate complex conversations across voice, SMS and web chat.
• Delivered end-to-end product features using React, Next.js, TypeScript, Node.js, Python and PostgreSQL, covering responsive interfaces, backend APIs, AI workflows and production operations.
• Engineered LLM-powered conversational agents for intent detection, lead qualification, objection handling, appointment scheduling and context-aware human handoff.
• Developed real-time scheduling and CRM workflows using customer history, technician availability, service areas and business-specific booking rules.
• Integrated the platform with ServiceTitan and external lead sources, automating customer synchronization, job creation, appointment updates and conversation records.
• Deployed and monitored cloud services using AWS, Docker and CI/CD pipelines, improving system reliability, observability and release consistency.
• Collaborated with Product, Design, Customer Success and customers to translate operational requirements into reliable product improvements.

Full Stack Engineer at Pavago (2021-02 – 2024-03)

• Developed scalable SaaS applications using React, Next.js, TypeScript, Node.js, MongoDB and PostgreSQL.
• Owned features from technical design and database modeling through implementation, testing, deployment and production support.
• Built responsive customer-facing interfaces with reusable components, accessible interaction patterns and optimized client-side performance.
• Designed and maintained REST APIs, backend services and authentication workflows supporting multi-user SaaS products.
• Created database schemas and migrations and optimized SQL queries to improve application performance and data reliability.
• Integrated third-party APIs, webhooks and automation workflows to streamline business processes and reduce manual work.
• Containerized services with Docker and improved delivery through GitHub Actions, automated testing and CI/CD pipelines.
• Investigated production issues using application logs and monitoring data, delivering fixes that improved platform stability.

Frontend Developer at Yondu, Inc (2018-09 – 2021-02)

• Developed responsive customer-facing applications using React, JavaScript, HTML5 and CSS3.
• Built reusable UI components and translated product and design requirements into accessible, cross-browser interfaces.
• Integrated frontend applications with REST APIs and third-party services, including authentication, data retrieval and error-handling workflows.
• Improved page performance and usability through component optimization, code splitting and responsive design practices.
• Collaborated with designers, backend engineers and QA teams to deliver, test and release production features.
• Maintained frontend code quality through debugging, code reviews, automated testing and technical documentation.

Bachelor's degree in Computer Science – University of Northern Philippines (2013-09 – 2017-09)