Douglas Muraoka
Senior Staff Software Engineer at Lyra Health
São Paulo, Brazil
Summary
🤩
Rockstar🎓
Top SchoolDouglas Muraoka is a Senior Staff Software Engineer with eight years of experience building full-stack solutions across fast-paced startups and healthtech companies. Comfortable across front-end and back-end stacks, he has shipped production features and bug fixes from React UIs to Node.js/Express GraphQL APIs, including notable contributions to the popular open-source Parse Server and Parse Dashboard projects. Known for relentless problem-solving and late-stage delivery, he pairs a pragmatic, product-focused mindset with a preference for collaborative, healthy teams. Based in São Paulo, he blends formal CS training with modern web certifications and a track record of improving authentication, large-collection handling, and developer UX in real-world systems. Colleagues rely on him to close critical issues and iterate quickly while keeping long-term stability in sight.
8 years of coding experience
13 years of employment as a software developer
Full Stack Web Development Certification Computer Software Engineering, Full Stack Web Development Certification Computer Software Engineering at freeCodeCampFront-End Web Developer Nanodegree Computer Software Engineering, Front-End Web Developer Nanodegree Computer Software Engineering at UdacityBachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at Unifesp - Universidade Federal de São Paulo
Portuguese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (21)
javascript10
graphql-api10
back-end-development10
authentication10
user-authentication10
ui-design10
wpgraphql10
uid10
front-end-development10
wordpress-graphql10
graphql10
parse-server10
rest-api10
nodejs10
react10
Programming languages (5)
Github contributions (5)
parse-community/parse-server
Jul 2019 - Dec 2019
Parse Server for Node.js / Express
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 commits, 18 PRs, 13 pushes in 5 months
Contributions summary:Douglas primarily contributed to the GraphQL API implementation for Parse Server, focusing on user authentication and data retrieval. They added features for user sign-up, corrected issues with the `/me` endpoint, and improved session token error handling. Additionally, they refactored code related to GraphQL object constraints and fixed a timeout issue related to fetching large collections.
file-storageexpressnotificationsgraphql-servermongodb
parse-community/parse-dashboard
Jul 2019 - Dec 2019
A dashboard for managing Parse Server
Role in this project:Front-end Developer
Front-end DeveloperContributions:2 releases, 18 commits, 25 PRs in 5 months
Contributions summary:Douglas primarily focused on enhancing the user interface and functionality of the Parse Dashboard. They implemented features like the GraphQL API playground, column configuration for the database browser, and improved the user experience within the data browser. The user also addressed several bug fixes related to UI elements and table rendering, contributing to a more stable and user-friendly dashboard. They demonstrated proficiency in React, JavaScript, and potentially other front-end technologies based on the code modifications.
parse-servernodejsgraphqlparse-platformdashboard
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