Gerardo Gastaldo
Verified Expert in Engineering
Front-end Developer
Buenos Aires, Argentina
Toptal member since March 19, 2013
Gerardo is a senior React developer with several years of experience creating polished applications and over a decade of broad development experience. He focuses on working in the front end with the latest React recommendations like using hooks and TypeScript, libraries like Emotion, Styled Components, Theme UI, and components libs like Ant Design and MUI. He has worked efficiently both independently and as a member of a development team. He has a degree in systems engineering.
Portfolio
Experience
Availability
Preferred Environment
Git, Visual Studio Code (VS Code)
The most amazing...
...software I've coded is a JavaScript function that cleans up browser-generated HTML by pasting it from Microsoft Word. It supports bullets, lists, and tabs.
Work Experience
Senior React Developer
Cruise Automation
- Added new features, resolved bugs, and improved the existing code, all related to the web React web app.
- Detected render performance issues using Chrome profiling tools and resolved them.
- Worked with the Google Map component, showing markers for vehicles that updates constantly their position.
React Developer
Big Rig Media
- Created a web app from scratch using Ant Design components. Designed all the screens, layouts, and forms from low-level wireframes.
- Designed the layouts, list, and forms according to the customer's request without a designer on the project.
- Implemented an abstraction around forms to easily manage validations, changes, and form state; and for tables to efficiently manage pagination, sorting, and filtering.
Freelance React Developer
LocalPayments
- Created a dashboard portal from scratch for the new version of the platform using Ant Design components.
- Designed the whole project, including the screens, layouts, and forms from low-level wireframes.
- Proposed changes according to common use cases, such as the use of modals and icons for actions.
- Led other junior front-end developers, including assigning tasks, mentoring, and reviewing code.
React Developer | C# Developer
E11 Capital
- Created several microservices as part of a back end using ASP.NET Core.
- Built the initial version of the admin portal using React.
- Helped create SQL import scripts to import data from a legacy application.
Web Developer | DevOps
PayerSciences
- Set up Azure DevOps Services, projects, repositories, VMs, automated builds, and continuous integration.
- Created a portal in React using SemanticUI components to show statistics charts pulled from a local Tableau server.
- Configured and managed VM running a Tableau server to provide the charts.
Full-stack Developer
US Compliance Systems, Inc.
- Fixed bugs in the current UI in Razor Views with jQuery.
- Created a new UI from scratch using React in order to replace the old UI written with Razor Views with jQuery.
- Helped refactor the .NET Core back end from a monolithic service to microservices run in Docker.
Senior .NET Developer
Leapfactor, Inc.
- Created a small mobile web app for capturing new clients. This was created using .NET Core and Framework 7 for the UI.
- Developed a module from a mobile app using Angular 2 (TypeScript) to make money transfers. It has a custom UX design provided by the UX team, which I recreated with HTML and Sass.
- Helped build a web administration console for internal use created with React and Redux.
- Contributed to the development of Kindability, a project built using C#, ServiceStack, and RavenDB.
Semi-senior Developer
Globant
- Created a module in an enterprise desktop application for managing financial entities. This development involved WPF, MVVM, and Prism.
Main Developer
Spirit Consulting, LLC
- Maintained the CitiWonders internal management web app.
- Started prototyping a dating app with Xamarin Forms.
.NET Developer
Making Sense, LLC
- Developed the back end of Lander (an end-user product, related with marketing) in ASP.NET.
- Worked on an internal web portal related to email marketing.
- Used MVC programming paradigms to make controllers and models in C#. Used WCF to communicate with web services.
- Created a Windows Store app for Rackspace, a front-end for server management in particular file servers.
.NET Developer
Philips Medizin Systeme Böblingen
- Worked on a TFS implementation of an issue tracking app for medical equipment.
- Created a tool to import legacy tracking from Excel sheets to TFS.
Experience
Toptal React Academy
ASP.NET Developer
http://www.fromdoppler.comRackspace Cloud App
Education
Bachelor of Technology Degree in Systems Engineering
Universidad Tecnológica Nacional - Buenos Aires, Argentina
Certifications
Toptal React Academy Graduate
Toptal, LLC
Skills
Libraries/APIs
React.js, React.js, jQuery, jQuery, Entity Framework, LINQ, Node.js, REST API, React.js
Tools
Visual Studio 2019, Jira, Git, Bitbucket, GitHub
Languages
.NET, HTML, CSS, C#, JavaScript, SQL, CSS3, ECMAScript 6, SCSS, TypeScript, HTML5, XAML, Sass
Frameworks
ASP.NET, .NET, ASP.NET MVC, ASP.NET, Ant Design, Entity, ASP.NET MVC, ASP.NET MVC, ServiceStack, ASP.NET Core 3, Entity Framework Core, Redux, Angular, MUI CSS
Paradigms
Scrum Master Consulting, Agile Development, Azure DevOps, REST, MVVM
Platforms
Windows Development, MacOS, Visual Studio Development, Azure Design, Xamarin, Visual Studio Development, Docker
Storage
SQL Server, PostgreSQL, MongoDB
Other
Web Development, Ajax, Cloud Computing, Cloud Engineering, Front-end, Excel Development, Systems Engineering
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