Senior software engineer developing LLM and AI-driven customer support automation systems with OpenAI and AWS Bedrock integration, real-time messaging, and microservices architecture on Amazon EKS

• Developed LLM and AI-driven answer polishing system for customer support using OpenAI and AWS Bedrock integration
• Implemented LLM guardrails using AWS Bedrock to ensure safe and reliable AI responses
• Built real-time messaging integration platform for customer support operations
• Implemented proactive messaging automation system running on Amazon EKS
• Designed and developed various sync processors for external system integrations
• Architected and maintained microservices using C#, gRPC, and HTTP protocols
• Integrated Zendesk platform for seamless customer support workflows

Full-stack development for data schema collaboration platform with real-time features and batch processing capabilities

• Experienced in developing real-time collaboration applications for both the frontend and backend
• Experienced in developing batch processing with AWS Batch, Step functions, SQS, Lambda functions
• Experienced in infrastructure code using various tools (CDK, SST, Pulumi)
• Extensive hands-on experience with Supabase, including Postgres, Authentication, Real-time features, Email, and more

Site reliability engineering for serverless backend systems with focus on observability and database optimization

• Ensured site reliability for the backend system serverless architecture
• Improved observability for serverless and microservices architecture
• Experience in resolving database connection issues in serverless functions

Technical leadership role focusing on team development and productivity improvements

• Successfully onboarded multiple developers to the backend system
• Functioned as a technical leader, providing guidance and mentorship
• Contributed to the improvement of developer productivity and overall team performance

Backend software development specializing in GraphQL APIs and serverless architecture

• Specialized in backend software development
• Expertise in designing and implementing GraphQL APIs
• Experienced in delivering key features for Brikl
• Proficient in serverless architecture and event processing on AWS

Started as an Embedded System Developer building hydroponics controllers, and grew to lead the entire software development for the company's IoT smart farming products. Responsible for embedded firmware, backend systems, cloud infrastructure, and web applications.

• 【2015-2016】 Built first commercial product: Hydroponics Timer & Solution Controller using ATMEGA microcontrollers
• 【2015-2016】 Developed vertical hydroponic system in shipping container with automated lighting, irrigation, and climate control
• 【2016-2018】 Created Smart Grobot Model 1 with LinkIt Smart 7688, Node.js backend, and Angular frontend
• 【2016-2018】 Developed EC control system for Japanese indoor plant factory (4-year maintenance contract)
• 【2017-2018】 Built Smart Grobot Model 2 with Raspberry Pi, Vue.js SPA, and AWS IoT Core integration
• 【2017-2018】 Implemented volume measurement sensor network with wireless communication
• 【2019-2020】 Led Smart Grobot Model 3 development with TypeScript, GraphQL subscriptions, and React
• 【2019-2020】 Architected master-slave sensor networks using RS-485, ModBus RTU, and LoRa
• 【2019-2020】 Deployed containerized production systems on AWS EC2 with ELK Stack logging
• 【2019-2020】 Established fault-tolerance systems for commercial plant factory reliability

Backend development for a social media platform with millions of users

• Built scalable backend for Thailand's popular social media platform
• Engineered serverless image processing with AWS Lambda + CloudFront
• Designed high-performance full-text search with Elasticsearch
• Implemented centralized logging using ELK Stack
• Established automated testing pipelines with Mocha

Cybersecurity training simulation using game engine technology

• Developed Cyber Range training simulation system
• Built interactive cybersecurity training scenarios
• Implemented game mechanics for educational purposes

Internship project - industrial automation

• Developed embedded control system for screen printing machine
• Implemented motor control and positioning logic
• First professional embedded systems project