Carl Saginsin
Articles
Experience
- Senior Software EngineerKeep It Simple · Full-timeGrove City, OH · Remote
Leading the design and development of AI-powered fitness management systems using React.js, Express.js, Prisma/MySQL, and OpenAI APIs. Spearheaded the Command Center project — a modern, full-stack dashboard that helps fitness professionals manage clients, sync data with Trainerize, and deliver real-time, AI-assisted workout recommendations.
- Architected scalable backend services using Express.js + Prisma ORM, handling real-time messaging, Trainerize webhooks, and AI-driven responses.
- Developed an interactive frontend with React.js (Vite) and TailwindCSS, ensuring a responsive, mobile-first design optimized for performance and usability.
- Integrated OpenAI GPT-4o-mini to generate personalized workout plans and contextual AI chat features for fitness coaches.
- Implemented real-time synchronization using WebSocket and webhook systems, providing instant updates for client and message data.
- Designed and managed robust MySQL database schemas to efficiently store client data, chat logs, and AI templates.
- Optimized development workflow through a clean CI/CD pipeline, cost-efficient infrastructure, and modular feature deployment.
- Collaborated closely with product stakeholders to align technical decisions with business goals, ensuring scalable, maintainable, and impactful delivery.
Next.jsTailwindCSSSupabaseVercelPostgreSQLOpenAIGeminiArchitectureCI/CD - Lead Software EngineerSOS - Smart Outsourcing SolutionBGC, Taguig, PH · Remote
I defined company-wide technical direction for AI-first SEO, ensuring our website and content are fully discoverable across AI models like ChatGPT, Gemini, Claude, and Perplexity. My work bridges technical SEO, content strategy, and AI-first web optimization, making our brand visible in the future of search.
Beyond optimization, I lead our technical team to bring these strategies to life—whether through content frameworks, structured data implementation, or custom solutions. I also drive the development of our in-house WordPress Plugin, designed to automate and scale AI SEO best practices for our company.
- Co-Founder & Chief Technology OfficerCraftora · Part-timeManila, NCR, PH · Remote
Chief Technology Officer at Craftora, a dynamic and innovative startup committed to solving real-world challenges with cutting-edge software solutions. At Craftora, we believe in harnessing the power of technology to make a tangible difference in people's lives.
NextJSTailwindCSSSupabaseVercelPostgreSQLArchitectureProject Management - Software EngineerQVantage · Full-timeSingapore · Remote
Developed advanced AI-driven bots using Python and built RESTful APIs, with a focus on automating complex tasks, delivering exceptional customer support, and enhancing user engagement.
Adept at creating robust, secure, and well-documented APIs enabling seamless communication and data exchange between diverse applications. Collaborated across functions to deliver user-centric products aligned with business goals.
PythonFlaskSeleniumHuggingFaceSupabasePostgreSQLVercelArchitecture - Full Stack DeveloperPocketDevs · InternshipMandaluyong City, PH
Developed and designed a variety of full stack web applications, mastering best practices in software development and UI/UX design to deliver robust, scalable, and user-friendly applications.
Explored and implemented innovative solutions focusing on code quality, maintainability, and scalability, including thorough testing, debugging, and optimization.
TailwindCSSAlpine.jsLaravelLivewireFigmaArchitecture - Freelance Web DeveloperRemote
Specialized in both frontend and full stack development, delivering high-quality web applications with modern technologies.
Developed responsive interfaces with React.js and Next.js, and built/maintained full stack apps integrating frontend with backend services using Firebase.
ReactJSNext.jsTailwindCSSFirebaseMySQLFigmaArchitecture