Harsh Dev

Optimized web application Lighthouse scores by 3245%, significantly improving load performance and accessibility. Built a multi-tenant Therapist Dashboard using React, Node.js, and MongoDB, streamlining admin workflows and supporting multiple customer segments. Implemented full event tracking and analytics, enabling data-driven roadmap decisions and deeper product insights. Developed an interactive Art Therapy tool, increasing session engagement by approximately 15%. Redesigned UI/UX and component architecture, improving user engagement by ~25% and reducing onboarding drop-offs. Delivered AI-generated therapist reports using ChatGPT, reducing therapist time by ~60% to quickly prepare for session. Built scalable backend services with Node.js, MongoDB, and Redis, achieving reduced latency. Owned end-to-end frontend architecture, lowering UI defect rates and improving long-term maintainability.

Built Pico Wallet, a cross-platform React Native Web3 wallet for iOS/Android. Developed Solvenir, a Solana NFT marketplace, supporting 10k+ NFT listings. Secured key management via AWS KMS, enabling HSM-backed encryption and zero key exposure.

Fragmented a WebSockets-powered real-time dashboard for doctors to monitor patient vitals. Refactored and modularized legacy codebase, enhancing maintainability and reducing costs. Collaborated with backend engineers to optimize backend architecture using Nodejs and RESTful APIs.

Co-developed the product roadmap and aligned tech with business strategy. Designed and implemented gamification features, increasing engagement and retention. Conducted extensive user testing and feedback loops to enhance UX/UI, boosting satisfaction rates. Led digital marketing efforts; acquired 300+ users organically through targeted campaigns.