Chaiwirat Thammawutikul

Full Stack Developer

Highly skilled Full Stack Developer with 7 years of experience in building and maintaining responsive web applications. Proficient in both front-end and back-end technologies, with a strong focus on user experience and problem-solving. Adept at collaborating with cross-functional teams and delivering high-quality solutions to meet project deadlines.


Web Developer


Dec 2022 - present

  • Designed and developed web applications that meet customer requirements.
  • Developed the entire system within a very tight time frame.
  • Design a modern-looking websites that are easy to understand, with clear navigation and a smooth user experience.

Senior Pre-Sales Engineer

Ricoh (Thailand)

Aug 2019 - Nov 2022

  • Designed enterprise surveillance solutions based on the needs of the organization.
  • Coordinated with business partner and identify solution components for cost estimation.
  • Presented technical information about our products to a wide variety of customers.

Full Stack Developer

Ricoh (Thailand)

Aug 2017 - Jul 2019

  • Designed web applications to support internal process between departments.
  • Improved web functionality and performance of the existing website.
  • Maintained the system and fix problems found on the website.

Pre-Sales Engineer

Ricoh (Thailand)

Apr 2014 - Jul 2017

  • Designed CCTV solutions based on the customer requirements.
  • Identified solution components for cost estimation.
  • Sales support for product technical information.

IT Engineer (Application Developer)

Toyota Tsusho Electronics (Thailand)

Sep 2012 - Mar 2014

  • Team member of internal web development under IT department.
  • Responsible for UI design, data recording process and database design.
  • Troubleshooting application errors.

Service Knowledge Development

Ricoh (Thailand)

Nov 2010 - May 2012

  • Team member of internal web development under customer service department.
  • Developed web application to support working process.
  • On-site support for IT services at customer sites.


Languages: HTML5, CSS3, JavaScript (ES6+), TypeScript, PHP

Front-end: React, jQuery, Tailwind, Bootstrap

Back-end: Node.js, Express.js, Next.js

Database: MySQL, MongoDB, Prisma

Version Control: Git, GitHub

Other: RESTful APIs, Responsive Web Design


Computer Engineering (Bachelor Degree)

King Mongkut's Institute of Technology Ladkrabang

2006 - 2010



Native Speaker




Deep Learning, Digital Marketing, Mobile Application, Stock Investment