Vishal Singh
PHP & Laravel Backend Engineer
Email: vishallaljisingh@gmail.com •
Phone: +91-8828154327 •
Location: Thane West, Mumbai - 400606
LinkedIn: linkedin.com/in/vishal-singh-612b2a190
Professional Summary
PHP Web Developer with 3+ years of experience specializing in backend development for healthcare and pharma domain applications. Hands-on expertise in Patient Support Program (PSP) modules for leading pharmaceutical companies including Sun Pharma, Alkem Laboratories, and Cipla. Delivered 6+ production projects at Techizer Tech Solution Pvt. Ltd. Proficient in CodeIgniter 3 (HMVC), Laravel 12, MySQL, REST API integrations, AWS cloud server deployment, and Git version control.
Work Experience
PHP Developer — Techizer Tech Solution Pvt. Ltd., Mumbai
March 2025 – Present
Delivered 6+ Production Projects across Healthcare & Pharma
- Built complete Patient Support Program (PSP) backend modules for pharmaceutical leaders: Sun Pharma, Alkem Laboratories, and Cipla.
- Designed and executed patient enrollment, doctor mapping, therapy adherence tracking, and field force reporting dashboards.
- Integrated secure third-party RESTful APIs for real-time patient validation and drug dispensation workflows.
- Managed live cloud deployment on AWS EC2 servers, configured Linux environments, and resolved high-traffic database bottlenecks.
PHP Developer — ITD Services Pvt. Ltd., Sakinaka, Andheri, Mumbai
April 2023 – October 2024
- Developed and maintained web application modules using PHP and CodeIgniter 3 (HMVC architecture).
- Designed and optimized MySQL database schemas and queries, improving overall application performance.
- Built a modular courier billing and tracking system — implemented tracking API integration and automated invoice generation using TCPDF.
- Designed admin dashboards and reporting features for logistics operations.
PHP Developer Intern — ITD Services Pvt. Ltd.
October 2022 – March 2023 (6 Months)
- Assisted in backend development using PHP, CodeIgniter, and MySQL.
- Supported senior developers in bug fixing, testing, feature enhancements, and basic API integrations.
Technical Skills Matrix
Languages: PHP, JavaScript
Frameworks: CodeIgniter 3 (HMVC), Laravel 12, jQuery, Bootstrap, Tailwind CSS, Alpine.js
Databases: MySQL, SQLite, SQL
Technologies: AJAX, RESTful APIs, TCPDF, Vite, Eloquent ORM
Architecture: MVC, HMVC, OOP
Tools & Cloud: VS Code, XAMPP, Git, GitHub/GitLab, Linux, AWS (EC2, server setup)
Domain: Healthcare / Pharma PSP — Sun Pharma, Alkem, Cipla
Key Projects
1. Society Management Progressive Web App (PWA)
Laravel 12 • Blade • Tailwind CSS • Alpine.js • MySQL/SQLite • Vite
- Full-fledged Society Management ERP using Laravel 12, Tailwind CSS, and Alpine.js.
- Automated monthly maintenance bills, resident payments, and society expense tracking.
- Integrated grievance redressal system and digital notice board with role-based access control.
2. Patient Support Program — Sun Pharma, Alkem & Cipla
- Built complete PSP backend: patient enrollment, therapy adherence tracking, and compliance dashboards.
- Integrated third-party REST APIs for real-time patient data sync across pharma brands.
- Managed UAT and live production deployments on AWS EC2.
3. Logistics Billing & Tracking System
- Developed modular courier billing and shipment tracking system using HMVC architecture.
- Automated invoice generation using TCPDF and implemented tracking API integration.
Education
B.Sc. Information Technology — Mumbai University (2020) | 7.05 CGPI
H.S.C: UP Board (2017) 54% • S.S.C: UP Board (2015) 76%
