Dhananjay Kumar
Backend Automation & Integration Engineer
- Role
- Backend Automation & Integration Engineer at Codezin Technology Solutions Private Limited
- Location
- Kolkata, IN
- LinkedIn followers
- 500 followers
About Dhananjay Kumar
Hello! I’m Dhananjay — a dedicated Full-Stack PHP Developer & Backend Automation Engineer…
Experience
Backend Automation & Integration Engineer
Codezin Technology Solutions Private Limited
Jun 2024 — Present · Kolkata, IN
Developed and maintained a utility billing automation platform handling both electricity (EB) and diesel generator (DG) data for telecom infrastructure across thousands of tower sites.• Automated large-scale data extraction by building PHP scripts to parse bills (PDF/HTML) from 50+ Indian DISCOMs, integrating with Linux cron jobs via PuTTY for scheduled background processing.• Created secure, RESTful APIs using PHP and SQLyog to serve structured JSON data, improving system performance and frontend integration.• Built user-friendly admin panels with PHPMaker, enabling even non-technical users to manage billing data, user access, and real-time monitoring—without accessing the live database.• Optimized SQL queries and redesigned data retrieval logic, reducing dashboard load times by over 50%.• Implemented access control and data protection using.htaccess proxy rules to restrict unauthorized access to sensitive operations.
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