Toptal Developer Skills Directory

The Toptal network includes experts across a very wide array of software development languages and technologies. See the list below to browse freelance developer profiles with your desired skill.

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View Jose

Jose Miguel Arreola

Verified Expert in Engineering

Mexico

Toptal Member Since August 13, 2019

Jose is a software architect and developer with desktop, web, mobile apps, and big data expertise. He worked at billing for Microsoft using Azure, power apps, flows, and the big data platform, one of the world's biggest clusters. He co-founded a last-mile delivery app called Encalientes that connects restaurants with customers and drivers. Jose's contributions to the app were critical for it to reach over 60,000 active users and become operational in four cities.

C#TypeScript Azure PowerApps

View Keith

Keith Zimmerman

Verified Expert in Engineering

United States

Toptal Member Since November 30, 2014

Keith is an experienced architect, developer, and modeler with superb communication skills and the ability to see a project through from beginning to end. He is equally comfortable with the rapid prototyping needs of startup companies and the Agile development workflow in larger teams.

Python TypeScript Database Front-end Agile Development React.js Grails MongoDB SQL MEAN Stack Node.js JavaScript Jira

View Elijah

Elijah Windsor

Verified Expert in Engineering

United States

Toptal Member Since February 10, 2014

Elijah is a highly motivated and skilled full-stack developer. He is passionate about building apps with React Native, React, and Node.js. He has experience maximizing excellent user experiences for cross-platform apps on iOS and Android while utilizing both native and web development tools.

Firebase React.js Lodash Redux PHP Node.js CSS Ruby on Rails Twitter Bootstrap jQuery iOS Meteor Xcode

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