Darshan Dhanani

Build and ship features for a high-traffic, cloud-based aftermarket search engine using Angular and PHP/Laravel, supporting millions of records. Engineered a file-based caching layer replacing Redis, cutting infrastructure cost to near zero with no performance loss. Built RESTful API integrations and a scheduled KNIME workflow for automated SAP price-comparison, syncing 50,000+ records daily. Optimize UX/UI for sales workflows using Google Analytics data, and ship fixes fast in an agile team.

Built an internal TU Chemnitz platform for assignment submission and review, letting students submit assignments and professors review each one with pass/fail grading and notes. Added support for professors to grant individual deadline extensions to specific students.

Built ML classification models for hate-speech detection in tweets, reaching 90% accuracy with Python and Scikit-learn. Designed a data-driven Cab Investment Recommendation strategy and ran a reproducible, version-controlled workflow using Git/GitHub and conda.

Automated ingestion pipelines processing 90M+ stock-market records using Python and MongoDB. Built Python/Django backend scripts, dashboard filters, and KPI metrics that cut reporting latency by 50%. Wrote Python automation scripts for real-time data extraction, cleaning, and visualization, and applied security best practices across automated trading workflows.

Led 60% of CRM development: backend integrations, advanced features, and end-to-end MySQL database design. Built event-driven in-app notifications (triggered by time, weather, and user activity) plus user-activity logging and reporting that fed actionable insights. Shipped an SEO-friendly blog/content module that measurably boosted website traffic, and optimized Laravel REST APIs powering a companion Flutter mobile app. Stepped into team-lead responsibilities in the team leader's absence.

Contributed core backend features to a school management system using PHP, Laravel, and MySQL. Collaborated with senior developers on code review and Git-based version control best practices.