Abina A P

Backend Software Developer with 3+ years of experience building scalable backend systems using Python (Django), Node.js (Express.js), MySQL, and MongoDB. Proven track record of developing high-performance REST APIs, real-time communication systems, and database-optimized applications used in production environments. Strong experience in API design, performance optimization, debugging, and backend architecture. Skilled at delivering reliable systems through clean code, modular design, and efficient database handling.

IMedic Healthcare System: Cloud-based Healthcare Platform (Malaysia & Singapore)

• Tech Stack: Python, Django, Django REST Framework, MySQL, Linux, REST API, Postman
• Designed and implemented RESTful backend APIs for healthcare modules including appointment scheduling, billing, medical records, and patient management.
• Engineered backend services to process large CSV datasets (10k+ records) and automated data import into MySQL, significantly reducing manual workload.
• Built dynamic APIs for PDF report generation and financial analytics, enabling automated reporting for business operations.
• Optimized SQL queries and backend scripts, improving API performance by up to 40% under production load.
• Created and maintained API documentation using Postman, enabling smooth integration with frontend and mobile applications.
• Performed unit testing, debugging, and performance tuning to ensure stable production deployments.
• Assisted in backend deployment, server configuration, and issue resolution in Linux production environment.
• Followed clean architecture practices to maintain scalable and maintainable backend structure.

FLERRI: Delivery Management Platform (Order & Rider Management System)

• Tech Stack: Node.js, Express.js, MongoDB, WebSocket, REST API, Linux
• Built scalable backend services using Node.js and Express.js for order processing, rider assignment, and customer management.
• Implemented WebSocket-based real-time communication for instant order updates and rider notifications.
• Designed APIs for order tracking, rider performance analytics, and business reporting dashboards.
• Optimized MongoDB queries and indexing to improve performance for large-scale order data handling.
• Structured backend into modular services and reusable components, improving maintainability and reducing bugs.
• Integrated backend APIs with frontend and mobile applications for seamless workflow execution.
• Supported production releases by fixing bugs, optimizing APIs, and monitoring logs.
• Participated in Agile development, sprint planning, and feature implementation cycles.

SGCRM: Customer Relationship Management System

• Tech Stack: Python, Django, Django REST Framework, MySQL, REST API, Linux
• Implemented backend APIs using Django and Django REST Framework for CRM modules including Accounts, Leads, Contacts, Opportunities, and Tasks.
• Built secure authentication APIs supporting mobile and web login workflows.
• Created and maintained CRUD-based REST APIs used by frontend and mobile applications.
• Optimized database queries to improve response time for frequently used CRM modules.
• Fixed backend issues and enhanced API stability for production usage.
• Collaborated with frontend developers to ensure smooth integration between UI and backend services.
• Maintained code quality through debugging, code reviews, and proper documentation.
• Assisted in deployment, server updates, and backend troubleshooting.