Eric Bielmann
FULL STACK WEB DEVELOPER-| GitHub | LinkedIn
SUMMARY
With over 10 years of experience in frontend development and technical leadership, I specialize in designing and implementing
robust, scalable web solutions. In my recent role as Technical Lead, I drove the success of our online ticketing solutions by
overseeing team organization, multi-environment deployments, and task management using cutting-edge technologies such as
Next.js, React, Nest.js, and Docker. This experience has deepened my expertise in MEAN/MERN stack development, positioning me
to foster innovation and growth for our clients.
SKILLS
Front-End: JavaScript, Typescript, React, Redux, Next.js, Tailwind, HTML, CSS, Angular
Back-End: Node, Mongo, Express, Nest.js, SQL, MySQL, Strapi, REST, APIs, .NET, C#
Tools & Methods: Git, GitHub, Heroku, Netlify, Vercel, Chrome Dev Tools, Postman, Thunder Client
Professional: Mentoring, Leadership.
CMS: Contentful
ORM: Mongoose, Entity Framework.
EXPERIENCE
Tandem Studio
Frontend Web Developer
July 2024 – Present
Working on the frontend of a ticketing and reporting platform for the construction industry.
I am responsible for designing the deployment process using GitHub and Docker. I also oversee the application's overall design and
implementation of new features and new libraries.
● Skills: React.js · zod · tanstack react-query · tanstack react-router · Docker
Halo Media LLC
Tech Lead - MEAN/MERN Stack Developer
December 2021 – January 2025
Aug 23-January 25
Technical Leader. Ticketing portfolio. We deliver solutions for clients who want to sell tickets online for events. I oversee team
organization, deploy solutions for various environments, and assign tasks to them. We configure venues for different clients, add
payment processors, and manage the money flow in multiple currencies. We created a system to raffle off lottery tickets for the
events and configured a bulk email to be sent. Finally, we developed a PWA to scan tickets to enter the event.
Skills: Next.js, React, Nest.js, Tailwind, Mongo, Docker.
Dec 21-Aug 23
Technical Leader. Working in a test-and-learn team where the client proves concepts to sell new products to their shareholders. So,
I oversee delivering dynamic apps where we always need to learn something new. I manage deploys, team management, client
communications, code reviews, delivery, and coding.
Skills: HTML5, NestJS, NodeJS, Mongoose, MongoDB, Angular, Jenkins, SASS, Javascript.
3XM Group
Fullstack Developer
March 2020 – February 2022
Client/Project: Continental Financial. The company is one of America's leading marketers and servicers of credit cards and
Skills: HTML, SASS, CSS ReactJs, EasyPeasy, Postman, GIT, Javascript, .Net Core.
Achievements/Tasks
Front end developer. Making the new site from scratch to manage applicants and cardholders. I’m also in charge of defining the
architecture and new libraries for migrating legacy technologies to ReactJs.
Senior Frontend Developer (Angular 8) for Digital Global Systems (https://www.digitalglobalsystems.com):
- RF Spectrum Monitoring and Threat Detection. - Drone Threat Management. - Drone Interdiction (Defend).
Achievements/Tasks
Technologies: HTML 5, CSS3, SASS, TypeScript, Angular 8, Bootstrap 4, Postman, GIT, NgRx, D3, Highcharts, Javascript.
Acámica
Full Stack Mentor
Project: Full Stack career for students.
Role: Full Stack Mentor.
Skills: HTML 5, CSS3, SASS, TypeScript, Javascript, NodeJs, Bootstrap 4, GIT.
Applica Uruguay
Frontend End Referent
Project: Web application for bank, legal EBP confirmations.
Role: Front End Referent.
Technologies: HTML 5, CSS3, SASS, TypeScript, Angular 7, Bootstrap 4, Javascript,
Postman, GIT, NgRx.
April 2019 – February 2022
February 2019 – March 2020
Globant
Frontend End Developer
October 2016 – February 2019
Project: Web application for video conference rooms administration.
Role: Web UI Developer.
Skills: HTML 5, CSS3, Flexbox, TypeScript, Angular 4, Angular Material 2, Sass, Moment.js, Javascript,
Karma, Jasmine, Postman, GIT, Visual Studio Code.
Client: Web application for management of attendees and courses.
Role: Full Stack Developer.
Skills: .NET Framework 4.6.1, Visual Studio 2015, SQL Server 2014, TypeScript, AngularJs, WebApi, NServiceBus, LESS, Moq,
Postman, Swagger, Javascript.
Frontend End Mentor
Project: Initial Course for possible new applicants, where I taught the needed technologies for the company.
Role: Front End Mentor.
Technologies: HTML 5, CSS3, SASS, TypeScript, Angular 7, Bootstrap 4, GIT, Javascript.
AAJ Technologies
.Net Developer
May 2016 – September 2016
-Client: Parallon. Web application for workload management of hospital institution employees. Technologies: ASP.NET MVC 3,
jQuery, .NET Framework 4.5, Visual Studio-, NHibernate, SQL Server 2014, IBM Data Studio, JavaScript.
-Internal development of a cross-platform mobile sales application. Technologies: Xamarin, XAML, .NET Framework 4.5, Visual
Studio 2015, SharePoint.
-Internal development of a Time Tracking system to calculate downtime in production. Technologies: WinForms, .NET Framework
4.5, Visual Studio 2015, SharePoint.
AAJ Technologies
.Net Developer
March 2014 – May 2016
-Development of ERP for SMEs. Skills: WinForms, C# 4.0, Visual Studio 2010, Crystal Reports, NHibernate, SQL Server 2008.
-Development of a Payroll System. Skills: WinForms, C# 4.0, Visual Studio 2010, Crystal Reports, NHibernate, SQL Server 2008.
-Outsourced service at CMT. CRM development using Aptean Pivotal. Skills: Microsoft .NET Framework v4.0, MS SQL 2008,
PIVOTAL Framework, Crystal Reports.
-Outsourced service at Casino City Center Rosario. Development of a web portal. Skills: Microsoft .NET Framework v3.5, ASP.NET,
MS SQL 2008, HTML5, CSS, JavaScript.
Ushuaia Solutions
WPF Developer
November 2012 – June 2014
Development of an internal management system for a translation company, covering everything from contact and resource
management to project planning. Technologies: WPF, XAML, C# 4.5, Microsoft Surface Framework, Visual Studio 2012, SQL Server
2012, WCF.
EDUCATION
UAI
2009 - 2013
Computer Systems Engineering
● The Computer Systems Engineering program at UAI blends technical training with a strong business-oriented
approach. It prepares professionals capable of designing and managing IT solutions aligned with organizational goals. The
curriculum integrates software development, systems architecture, databases, and project management, focusing on
understanding business processes, decision-making, and innovation. Graduates are equipped to bridge the gap between
technology and business, contributing strategically to digital transformation initiatives in various industries.
