Eric Bielmann

Contributing to the development of a fintech mobile wallet application, working across the full stack on both feature delivery and infrastructure decisions.

-Collaborated on the migration of the identity system to AWS Cognito, implementing custom authentication flows with biometric 2FA, email/WhatsApp authentication.

-Designed and integrated AWS Lambda triggers to connect external WhatsApp 2FA

We help dev teams ship faster, scale smarter, and build software that actually matters, through AI-leveraged development, team acceleration, and developer mentorship.

Contributing to the full redesign and development of a job search and reporting platform for universities in Ireland.

• Led the frontend architecture using Next.js, React, and TypeScript, focusing on scalability and performance.
• Integrated REST APIs built with NestJS, implementing efficient data fetching and caching strategies using TanStack Query.
• Applied SSR/SSG strategies and metadata mana

• Developed front-end features for a ticketing and reporting platform in the construction industry.
• Led the design and implementation of the deployment process, improving release reliability and consistency.
• Introduced new libraries and patterns while overseeing application structure and UI evolution.

Led the development of a multi-tenant online ticketing platform serving multiple clients across different markets.

Key responsibilities:

• Led cross-functional engineering teams.
• Defined technical architecture for scalable ticketing systems.
• Implemented multi-currency payment integrations.
• Designed venue/stadium configuration systems.
• Built a lottery/raffle system for event management.
•

Led a test-and-learn initiative for Mercer, driving rapid validation of new product ideas for executive stakeholders.

• Delivered 3 high-impact POCs that successfully scaled into 3 new engineering teams, enabling new product lines.
• Owned end-to-end delivery, from problem framing and technical strategy to execution and deployment.
• Acted as the primary technical partner to the client, aligning

09-2021 – 11-2021,
Client/Project: Continental Financial. The company is one of America's
leading marketers and servicers of credit cards and
Technologies: HTML, SASS, CSS ReactJs, EasyPeasy, Postman, GIT, Javascript,
.Net Core.
Achievements/Tasks
Front end developer. Making the new site from scratch in order to
manage applicants and cardholders. I’m also in charge of define the
architecture and

Project: Full Stack career for students.
Role: Full Stack Mentor.
Technologies: HTML 5, CSS3, SASS, TypeScript, Javascript, NodeJs, Bootstrap 4, GIT.

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.

-Project: ​ ​Web ​ ​application ​ ​for ​ ​video ​ ​conferences ​ ​rooms ​ ​administration.
-Role: ​ ​Web ​ ​UI ​ ​Developer.
-Technologies: ​ ​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 co

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.

-Cliente Parallon. Aplicación web de gestión de carga de trabajo de empleados de instituciones hospitalarias. Tecnologías: ASP.NET MVC 3, jQuery, .NET Framework 4.5, Visual Studio 2010-2015, NHibernate, SQL Server 2014, IBM Data Studio, Javascript.

-Desarrollo interno de aplicación mobile multiplataforma para ventas. Tecnologías: Xamarin, XAML, .NET Framework 4.5, Visual Studio 2015, Sharepoint.

-Desarrollo de ERP para Pymes. Tecnologías: WinForm, C# 4.0, Visual Studio 2010, Crystal Reports, NHibernate, SQL Server 2008.

-Desarrollo de Sistema de Liquidación de Sueldos. Tecnologías: WinForm, C# 4.0, Visual Studio 2010, Crystal Reports, NHibernate, SQL Server 2008.

- Servicio Tercerizado en CMT. Desarrollo CRM, utilizando Aptean Pivotal. Tecnologías: Microsoft .Net Framework v4.0, MS SQL

Desarrollo de sistema de administración interna de empresa de traducción, abarcando desde gestión de contactos y recursos, hasta planificación de proyectos. Tecnologías: WPF, XAML, C# 4.5, Microsoft Surface Framework, Visual Studio 2012, SQL Server 2012, WCF.

Testing de software

Worked as Ayudante de soporte técnico at Universidad Abierta Interamericana.