David Santos
Development
São Paulo, Brazil
Skills
Java
About
David Christyan's skills align with Programmers (Information and Communication Technology). David also has skills associated with Web Professionals (Information and Communication Technology). David Christyan has 6 years of work experience.
View more
Work Experience
Senior Java Full-Stack Developer
Decommerce
May 2021 - July 2024
- United States (Remote) Developed and maintained a B2B enterprise application for prominent clients, including Rolls-Royce and Stellantis. Played a pivotal role in the successful migration to enhance the company's multi-brand idea by constructing multi-tenancy architecture in 3 weeks. Improved 20% of communication performance between the frontend(React) and backend(Spring Boot) systems by implementing REST API and GraphQL. Contributed the construction of CI/CD pipeline and took responsibility for managing live service on Cloud Platform for more than 2 years. Mentored 2 junior members and reviewed code.
Software Developer
GMO Internet
September 2018 - April 2021
- Brazil Participated in CRM, ERP, SaaS, Fintech, and music streaming projects for 4 years. Led the development of a micro-payment gateway service and achieved the successful launch of the MVP in 6 months. Improved music search speed by 3.4 times faster by leveraging Elasticsearch.
Education
