รายละเอียดงาน

• Spearheaded system analysis, database schema design, and end-to-end full stack architecture for Clinic Management Systems and Warehouse Management Systems (WMS).
• Engineered cross-platform mobile and web applications for iOS, Android, and more using modern web tooling (Angular wrapped with Capacitor Native), leveraging native plugins for camera scanning, barcode readers, Bluetooth printing, and device hardware bridges.
• Integrated Google Gemini & OpenAI ChatGPT APIs for automated medical summary generation and intelligent symptom triage screening.
• Built high-performance backend microservices using Go (Gin) and Python (FastAPI) paired with JWT authentication and secure REST APIs.
• Connected and configured workplace hardware peripherals including Smart Card Readers (CID verification), slip printers, and label printers.

รายละเอียดงาน

• Analyze business requirements and design solutions for Warehouse Management Systems (WMS) and Material Requirements Planning (MRP).
• Develop enterprise applications using Laravel, .NET Core, Node.js, JavaScript, and Go.
• Design SQL Server databases, stored procedures, and performance optimization solutions.
• Provide Windows Server administration and production support.

รายละเอียดงาน

• Mahidol University Training Registration System (training-registration-mahidol): Architected and developed an enterprise web platform for university-wide course registrations, combining Angular frontend with microservices built on Laravel, C# .NET Core, and Go (Gin) to handle high-concurrency demand.
• Designed and implemented enterprise-grade security, authentication, and authorization mechanisms utilizing industry-standard JWT (JSON Web Tokens) and OAuth2 protocols, incorporating fine-grained role-based access control (RBAC), automated token refresh rotation, and end-to-end encrypted API endpoints to mitigate security risks.
• Engineered direct financial service integrations with the SCB Open API / QR Payment gateway, automating dynamic payment QR code generation, handling resilient asynchronous webhook callbacks, verifying real-time transaction statuses, and streamlining automated end-of-day financial reconciliation without human intervention.
• Engineered digital document and certification modules incorporating electronic signatures, dynamic PDF generation, attendance validation, and automated receipt processing for training course attendees.
• Authored comprehensive technical architecture documentation across the entire Software Development Life Cycle (SDLC), producing detailed Entity-Relationship Diagrams (ERD), UML sequence and workflow models, Functional Specification Documents (FSD), OpenAPI/Swagger contracts, and Data Dictionaries for seamless developer handover.

รายละเอียดงาน

• Architected and developed the upgraded TCNAP Version 3 (tcnap ver3) community health and survey analytics database platform, refactoring data ingestion pipelines, query execution performance, and statistical reporting modules.
• Engineered an enterprise-grade Document Flow (Workflow Management System) to digitize paperless operational processes, implementing multi-tier approval routing, electronic document tracking, role-based authorization, and real-time audit logging.
• Developed full-stack enterprise web services and APIs using Go, Node.js, PHP Laravel, and C# .NET technologies with microservices principles.
• Administered cloud production environments on AWS EC2, configured Linux servers (Ubuntu/CentOS), and managed Apache/Nginx reverse proxy setups.
• Designed and maintained relational and NoSQL databases across PostgreSQL, MongoDB, and MariaDB; authored complete technical specifications and ERD Data Dictionaries.

รายละเอียดงาน

• Developed and deployed KRONOS Visitor Management System (VMS) and self-service KIOSK software solutions for enterprise energy corporations, including PTT, PTTEP, and ENCO (Energy Complex).
• Integrated RabbitMQ (KRONOS-RABBIT-MQ) as an asynchronous message queue broker to synchronize real-time check-in/check-out events and visitor records between distributed KIOSK endpoints and the central DataCenter.
• Maintained central DataCenter database architecture and developed ReportApp for audit logging, statistical visitor reporting, and facility occupancy tracking.
• Interfaced smart peripherals into KIOSK Windows Forms applications, including optical passport scanners, Thai National ID smart card readers, barcode scanners, and RFID card encoders.

รายละเอียดงาน

• Airport RFID Luggage Trolley Tracking System: Architected and developed a full-stack IoT web solution (Radio-Frequency-Identification-Web) integrating RFID scanners and serial communication (RS232/RS485) to track and manage airport baggage trolley availability in real-time.
• Smart Energy & Utility Billing System (smart-bill): Engineered an automated power usage monitoring and utility billing system, aggregating smart energy meter data, calculating dynamic tariffs, and producing analytical billing reports.
• Smart Agriculture Data Monitoring (Masroom DATA): Designed and implemented an IoT cultivation management system for monitoring greenhouse environmental variables (temperature, humidity, substrate conditions) and harvesting yield lifecycles.
• Community Database & Analytics Management System (tcnap1): Analyzed, designed, and developed the TCNAP community health and demographic information platform for structured field survey data gathering, querying, and public health statistical reporting.
• Government & Specialized Business Applications: Developed specialized web portals including an Online Licensing & Examination System for Scientific Animal Research, Fishery Market Management, Fixed Asset Tracking, and Consumer Protection Online Assessment.

รายละเอียดงาน

• Architected and developed manufacturing & QC solutions: Quality Control & Packing system (Camel-Industry-QC-Packing2), Product Specification management (Camel-Industry-Spec), and RFID scanning hardware integration using C# and Python (Camel-Industry-RFID & RFID-PY).
• Engineered HR and personnel automation systems: Employee Time Clock attendance tracking (Camel-Industry-Clock), Personnel Profiles (Camel-Industry-Person), Staff Loan management (Camel-Industry-Loan), Payroll/Tax calculations (Camel-Industry-Tax), and Employee Training records (Camel-Industry-Trainning2).
• Implemented facility security and audit platforms: Door Access Control integration (Camel-Industry-Door), User Role Security & Audit Logging (Camel-Industry-Security & Log), Workplace Safety audits (Camel-Industry-Safety), and automated event alert notifications (Camel-Industry-Alert).
• Built corporate quality portals: developed the ISO Document Control Web Application (www.cameliso.net & Camel-Industry-ISO) and the Factory 5S Audit system (Camel-industry-5s) using .NET and SQL Server.
• Managed ERP systems, payroll platforms, SQL databases, and reporting operations while administering Windows Server, Active Directory, VMware ESXi, and enterprise firewalls (FortiGate, Sophos, Cyberoam).
• Supported Microsoft Dynamics AX 2012 ERP operations across manufacturing and logistics environm