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dafinedison

Dafin Edison J

@dafinedison
5.0(1)

Founder of SpeedTrackr, AI sprint analysis platform used by 910 athletes

India
About me
I'm Dafin, a product builder and developer from India. I founded SpeedTrackr, an AI sprint analysis platform used by 910+ athletes globally, built entirely solo using Gemini Vision, TensorFlow.js, and Next.js. I've spent the last 8 months shipping real AI features to real users in production. I know where APIs break, how to engineer prompts for consistent outputs, and how to build AI products that actually work. Let's build something together.... Read more

Skills

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dafinedison
Dafin Edison J
Offline • 
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Portfolio

Work experience

Full Stack Developer

Sciflare Technologies

Feb 2023 - Sep 2025 • 2 yrs 7 mos

Built and maintained production React and Next.js applications using component-driven architecture and Zustand for state management Rebuilt company website using Astro.js with custom CMS integration, improving Lighthouse score from 40% to 90% Implemented JWT-based authentication, REST API integration, and rate limiting per IP and per user Delivered Hyperpages.ai with LLM integration and optimised multi-request handling for AI-driven content generation Integrated AWS S3 for static asset delivery and contributed to Docker-based deployment workflows Developed HR portal integrated with careers page, automating job postings and application tracking