rhenald
karrel

a web developer specializing in TypeScript, React.js, & Node.js ecosystem.

Work Experiences

I am a software engineer that focused on creating web applications. Experienced in using TypeScript, React.js, Next.js, Express.js, MongoDB, and PostgreSQL. I also extends my skills by creating side projects using various technologies such as Vue.js, GraphQL, and PHP Laravel.

Aerx

Front-End Web Developer, Freelance

Feb 2023 - Mar 2023 (2 months)

Responsible for maintaining the previous UI code while continuing to slice the Figma design. I fix any UI styling and flow bugs and tidy up the code implementation. When website issues arise, I analyze and resolve problems in a timely manner.

Core technologies: Next.js, React.js, TypeScript, Chakra UI, and Tailwind CSS.

FXMedia Internet Pte Ltd

Front-End Developer, Internship

Jun 2022 - Feb 2023 (9 months)

Focused on delivering well-performing and scalable front-end web applications for clients and proactively identified and mitigated technical risks and issues to ensure that the web applications were reliable, scalable, and maintainable.

Conducted technology research for client projects and applied findings to develop solutions in adherence to best practices.

Collaborated with designers, other developers, and a project manager and successfully completed 3 client projects using TypeScript and React.js on the expected deadline.

Wrote technical articles about JavaScript, React.js, and other technical topics for educational purposes within the web department. Created comprehensive application documentation for end-users of client applications and developed a User Acceptance Test (UAT) document outlining the criteria and procedures for conducting testing of the application.

Core technologies: TypeScript, React.js, and Bootstrap.

Latest Works

I have worked on a diverse range of projects, ranging from small MVPs to full-scale applications. In each project, I have applied my expertise to develop a wide array of features and functionalities that meet the specific needs and goals of my clients.

A*Star Web-based Robot Command Center

astar project
astar project
astar project

The A*Star web-based robot command center is an easy-to-use command center Web-GUI that can be run on any desktop or mobile device with any popular web browser allowing any authorized user to control robot(s) seamlessly to improve productivity. We only developed the web applications as a bridge to connect to the clients' ROS (Robot Operating System) server.

Features highlights:

  • Users are able to do CRUD tasks of robot(s) data management
  • Connect/disconnect to physical robot(s)
  • Send missions/tasks to the robot
  • Perform real-time teleoperation to the robot
  • User management dashboard for managing users in the application
  • Set up other portal configurations

Tech Stacks:

Live site

IPS Polling System

ips project
ips project
ips project
ips project

A polling information system for Institute of Policy Studies (IPS) Singapore to manage question banks, class sessions, and statistics history.

Features highlights:

  • Admin are able to do CRUD tasks of question list and class list
  • Admin able to save class polling statistic result and export to an Excel file
  • Admin able to conduct real-time polling survey in the class and present the result statistic to the class using beautiful chart
  • Audience able to fill out the survey based on the active question shown by the moderator in real-time

Tech Stacks:

Live site

Connect with me

I am glad to connect, so come say hello and have a chat about working together

Designed & Built by Rhenald Karrel