Nicholas – React, Node.js, Next.js

An enterprise co-selling platform designed to streamline collaboration across ecosystems by enabling secure data sharing, automated account mapping, and the orchestration of co-selling activities and sales strategies.

• Contributed to the front-end and back-end architecture;
• Created micro-services and event-driven solutions using SQS;
• Added highly scalable email marketing service using SQS and SES;
• Implemented advanced full-text search;
• Redesigned the existing front end;
• Built the front-end components library;
• Debugged and resolved the application issues;
• Wrote unit, integration, and e2e tests.

A lead-selling platform that enables users to purchase leads and create targeted marketing campaigns across various CRMs.

• Worked on the front-end and back-end architecture using Next.js and Nest.js;
• Redesigned the existing front end;
• Built the front-end components library;
• Used AWS Cognito for authentication;
• Added unit, integration, and e2e tests;
• Integrated with different providers;
• Implemented AWS EC2.

A public-facing API for sharing professional players, team stats, and organization-changing history.

• Created front-end and back-end architecture;
• Contributed with adding admin tools for creating matches and tournaments;
• Redesigned the exisiting back-end and databases;
• Wrote unit, integration, and e2e tests;
• Documented the API for third-party users to integrate it.

An inventory management application providing real-time, item-level visibility of stock. It also includes validation features, such as verifying the authenticity of items like bags and ensuring efficient and secure inventory tracking.

• Created front-end and back-end architecture;
• Rebuilt their front end, migrating from Angular to React;
• Wrote unit, integration, and e2e tests;
• Implemented CI/CD pipelines using CircleCI.

A health insurance application designed to help users find nearby doctors and hospitals and access telemedicine services for medical advice.

• Worked on front-end and mobile UI using React.js;
• Created APIs and microservices using Java with SpringBoot and Nest.js
• Wrote unit tests, e2e, and integration tests using Cypress;
• Implemented advanced full-text search.