Here I'm Gihan Gunarathne

Full Stack Engineer | React | Node.js | Python | PHP | Java | Docker | Machine Learning

Personal Details

Address :

Kandy, Sri Lanka

Languages :

Sinhala (Native user)

English (Professional user)

I am a |

I am a Full-stack engineer with a dedicated, determined, well organized and energetic individual seeking an opportunity to continue working on web development and data science with the aim of introducing innovative ideas for the betterment of not only the engineering field but also the community.

Key Highlights

  • React Developer
  • MERN Stack Developer
  • Laravel Developer
  • Machine Learning, Big Data Research Enthusiast
  • Programming Languages: JavaScript, Python, PHP, Java, C, MATLAB
  • Web development: Pure Javascript, ReactJS, TypeScript, Redux, JQuery, HTML, Node.js, Laravel, Flask
  • Charts Libraries: Chart.js, Google Charts
  • Web Styling: Bootstrap, Reactstrap, Material UI, Tailwind CSS, CSS, SCSS
  • Databases: MYSQL, OracleDB, MongoDB
  • Designing tools: Figma, Adobe XD, Photoshop, Adobe Illustrator
  • Deployment tools: Docker, AWS(EC2, RDS, Amazon CloudFront, Route53, AWS Elastic Beanstalk), NGINX
  • Payment Gateways: Stripe, Authorize.Net, Elavon
  • Theoretical knowledge: Operating Systems, Software Architecture, Data Structures & Algorithms, Machine Learning & Data mining, Graph theory, Embedded Systems
  • Other Platforms: Bitrix24 CRM, Twilio, Google Analytics

Open Source Contributions


Dataset for Countries, States, and Cities


npm version install size npm downloads Known Vulnerabilities

Work Expreience

For over 3 years, I am experienced with all stages of the development cycle for dynamic web development.

Bueno Incorporated (Remote)

Miami, Florida

Technical Team Consultant/ Full Stack Engineer (Contract)

Feb 2022 - Present

  • Designed the VIDA Web APP(Apartment Booking Application) which is used for the sale of around 135 units.
  • Supervising team with more than 5 software engineers during the development of the VIDA application.
  • Designed and Developed a new CRM system that is used for company Agents. This reduces paper works done by agents in Travel Bookings.

Full Stack Engineer (Full-time)

Sep 2020 - Jan 2022

  • Developed a Spring Boot REST API for retrieving Hotel data, and tour booking details from 7 plus GDSs(Global Distribution Systems).
  • Designed and Developed an Authentication/ Authorization service(Active directory). This Authentication system has been used to handle more than 50 users in the company.
  • Developed Landing packages for Vacation Packages which are gathering thousands of bookings each month.
  • I developed a CRM system to capture client leads and Google ads details. Here my role was to create a REST API to connect Google Ads using Spring Boot to our CRM and create mail React components that are used in the Frontend.
  • To use for Employees, Developed Invoice Generator APP which generates more than 1500 invoices per month, and sent more than 2000 emails per month.
  • We have been using GitHub for version control and for project management Jira software.
  • Skills: TypeScript, BitrixCRM, Java, Python, Machine Learning, React.js

Full Stack Engineer (Part-time)

Jan 2020 - Sep 2020

  • Designed and executed a brand-new Travel Booking Web APP through React.js and PHP to efficiently Book Travel Vacations.
  • Using Figma and PhotoShop designed Tour Vacation Landing Pages and developed them using HTML, JS, and CSS.


BSc Engineering (Hons) in Computer Engineering

GPA 3.25

Faculty of Engineering - University of Peradeniya, Sri Lanka

2015 - 2020

G.C.E A/L 2014

Z-Score 2.3968 | Island Rank 176

Kingswood College, Kandy, Sri Lanka

2003 - 2014

My Work & Portfolio

Tour Planner Site
React MySql Bitrix Rest API

site link

Loan Agency site
React MySql Bitrix Rest API

site link

Travel Booking Site(Bueno)
React Bootstrap MySql PHP TravelCompositor

site link

Vacation Booking Site
HTML CSS Bootstrap JQuery RestAPI

site link

Travel Advisor Site
React Google Map API Rapid API(Hotel API)

site link

Settle your idea | Blog Site
React Semantic UI PHP

site link