Subhankar Das

Defined the frontend architecture for a cross-platform Electron + React desktop application, establishing module boundaries, Zustand state patterns, and build pipeline standards adopted across 3 product teams serving 100+ engineers daily. Developed data visualization dashboards with Apache ECharts, reducing manual analysis time and accelerating decision-making in analytics pipelines. Drove performance optimization via code splitting and lazy-loading, achieving good Core Web Vitals scores. Led cross-team technical discussions to align API contracts, performance goals, and delivery timelines.

Architected and delivered full-stack features for an internal drug-discovery collaboration platform, developing RESTful APIs with Django, building the ReactJS frontend, and managing the PostgreSQL database schema, empowering 20+ researchers to analyze medical pipeline data, reducing cross-team reporting cycles from days to hours. Built interactive Plotly.js dashboards surfacing compound-pipeline insights, improving decision-making speed for research leads. Mentored junior developers on React patterns, debugging, testing, and production readiness.

Owned end-to-end delivery of an AI-powered training, attendance, and compliance tracking platform, from architecture to production, within a lean 5-member team. Built and deployed the full MERN-based platform on AWS EC2 with Docker, delivering the startups first scalable production pipeline. Collaborated with founders on product roadmap, delivered 5 client demos that helped secure $100K+ in follow-on contracts. Enhanced face recognition and ANPR workflows through rapid prototyping and fast frontend-backend iteration cycles.

Built a ReactJS MVP for a Cognitive KYC solution, integrating NLP-based keyword risk analysis for financial compliance monitoring across 3 banking clients. Built an alert system for pipe pressure monitoring using a ReactJS frontend, Node.js backend, and Chart.js visualizations backed by MySQL, enabling predictive maintenance of water infrastructure. Delivered WCAG compliant, responsive dashboards, ensuring accessibility for users with disabilities and meeting enterprise compliance standards.