Mainul Islam is a frontend developer with over 5 years of hands-on experience building fast, responsive, and conversion-focused websites, currently driving A/B test implementations and UX/UI optimizations at Conversion.com. He specializes in HTML, CSS/SCSS, JavaScript/TypeScript, React and Next.js, and routinely works with experimentation platforms like Optimizely, AB Tasty, and Adobe Target to improve conversion rates. Mainul has shipped work for startups, agencies, and international clients, favoring clean, modular code that’s easy to maintain and scale. Based in Dhaka with ties to the UK, he combines CRO-focused engineering with practical product sensibility to turn variants into measurable business outcomes. He stays current by exploring new tools and patterns and brings reliability, attention to detail, and a testing-first mindset to front-end challenges. An uncommon blend in his background is formal study in Islamic honors alongside a technical career, reflecting curiosity and discipline beyond engineering.
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