Elkin Humberto Ballesteros Vargas Email & Phone Number

Ontario, Canada

• Developed & unit tested solutions, reducing post-deployment issues by 20%.
• Collaborated with IT groups and customers, improving project efficiency by 15%.
• Produced Detailed Design documentation, cutting project timelines by 10%.
• Ensured comprehensive documentation, boosting team efficiency by 25%.
• Engineered a robust CLI app leveraging.NET 6, empowering efficient and reliable transfer of on-premise reports to AWS S3 storage. Result: Enhanced data backup for 100% of… Show more
• Engineered a robust CLI app leveraging.NET 6, empowering efficient and reliable transfer of on-premise reports to AWS S3 storage. Result: Enhanced data backup for 100% of reports, bolstering data security and.

Bogota, D.C., Capital District, Colombia

• Led the seamless coordination between domestic and offshore teams as the Technical Lead, ensuring 99.5% high availability for Alimentos para Aprender.
• Reduced the open ticket count by 60% through strategic analysis and delegation, maximizing overall team efficiency.

Ontario, Canada

• Led a groundbreaking initiative, developing a cross-platform application with Avalonia and.NET Core 5.0. This expanded our clientele to businesses relying on Linux for their POS.
• Played a pivotal role in modernizing VB.NET programs to C# using Framework 4.7.2 and.NET Core 3.1. Adapted ASP.NET (VB.Net) pages to enhance system functionality based on client requests.
• Collaborated within a team of 20 developers to create, debug, and continuously improve solutions, fostering an… Show more
• Collaborated within a team of 20 developers to create, debug, and continuously improve solutions, fostering an environment of innovation and efficiency. Show less

Bogotá D.C., Colombia

• Successfully converted four databases (SQL Server 2008–2016) using Microsoft's Data Migration Assistant, demonstrating expertise in database management and achieving a 30% performance improvement.
• Engineered a portable WPF app that analyzed database performance, resulting in a 20% increase in system efficiency.
• Contributed to initiatives integrating platforms for internal and external clients, enhancing collaboration and streamlining processes.
• Created efficient software… Show more
• Created efficient software architecture and development techniques, improving overall development process efficiency by 25%. Show less

Calle 45A # 55 - 57 Bogotá, Colombia

• At Falabella Bank, devised and launched a customer-facing statement notification service (SMS and email), bolstering transaction security and account statement delivery.
• At DirecTV, orchestrated SSIS ETLs for seamless data exchange among business systems. Spearheaded the YBroker project, facilitating data transfer via RABBIT messages across platforms, involving requirement gathering.

Bogotá D.C., Colombia

• At Legis, led the creation and implementation of Windows Phone and Metro-Style Applications, reducing legal process monitoring time for the legal department by 35%.
• At Delaware, successfully designed and implemented a missionary application as a content manager for Claro, boosting user engagement and productivity by 25%.
• At AXA Colpatria, played a key role in developing two ETLs (Informatica Power Centre), optimizing the export of basic client information, resulting in a 20%… Show more
• At AXA Colpatria, played a key role in developing two ETLs (Informatica Power Centre), optimizing the export of basic client information, resulting in a 20% improvement in data efficiency. Show less

Bogota, D.C., Capital District, Colombia

• Supported the TRANSAR application as a mid-level software engineer, contributing to a 30% reduction in issue resolution time. Implemented critical enhancements for this ASP.NET-based, VB.NET-programmed application.

Bogotá, Capital District, Colombia

• Led a small team, including a Junior developer and QA member, effectively contributing to team growth and project success.
• Achieved an 80% application development rate in Silverlight, utilizing the MVVM model.
• Designed and executed a pioneering Nursing module using an office template, resulting in a remarkable 45% improvement in application functionality and user experience, increasing overall user satisfaction and efficiency.

Occupation-Specific Language Training

Enhanced Language Training

Especialista En Ingeniería De Software, Computer Software Engineering

Ingeniero De Sistemas, Programación Informática, General

Tecnólogo Análisis Y Desarrollo De Sistemas De Información, Computer Software Engineering