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 • 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 reports, bolstering data security and accessibility. Show less

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 • 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 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 • 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 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, resource estimation, and solution design for DIRECT TV-owned platforms.

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 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% 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 based on a detailed analysis of new requirements.

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

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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