Nestor ContrerasFull Stack Developer
I have been working in software development for more than 13 years, mainly using .Net + SQL Server technologies, designing and implementing highly maintainable, reliable, and scalable solutions, the main projects I have worked on are software for distribution and retail businesses. I have had the opportunity to be involved in the different business areas of companies in order to develop tailor-made solutions, I have also played the role of team leader, where I have had the opportunity to manage a team of developers, coordinating their activities and supporting their work when necessary. Although my specialty is .Net technologies, I also have experience working with other technologies such as Javascript, Angular, React, Node.js, Java, AWS, and Smart Contracts. Currently, I help maintain and improve a business management system used by more than 4000 external clients and 300 internal clients, I am also part of the team that is helping to migrate current systems to the latest technologies.
Tech stack
Microsoft SQL Server (9)
C# (9)
Project Management (9)
VB.NET (6)
Web Scraping (4)
Cloud Computing (4)
MySQL (4)
AWS Deployment (4)
Agile (4)
REST APIs (4)
Microsoft Dynamics CRM (4)
SQL Server Reporting Services (SSRS) (4)
Web (2)
PHP (2)
Android (2)
Project Planning
Visual Basic .NET (VB.NET)
Linux
.NET
.NET Core
Amazon Web Services (AWS)
ASP.NET
SQL
Git
JavaScript
Experience
Senior Software Engineer Team LeadGrupo Victoria Yeb
02/2021 - Currently

• Developed and maintained the new backend system that interacts with the different systems of the company. • Coordinated the daily activities of the members of my team, guaranteeing a balanced workload according to the joint capacity of the team. • Improved and automated processes in different areas of the organization, improving the response time of users in their daily tasks.

Agile
REST APIs
Project Management
C#
Microsoft SQL Server
Senior Software EngineerGrupo Victoria Yeb
11/2017 - 02/2021

• Redesigned and optimized the merchandise reception system, increasing the reception capacity by 15% • Implemented the data transfer system between the administrative system and the accounting system, transferring more than 1,000,000 monthly records. • Developed the process of automatic generation of invoices between the companies of the consortium to consolidate sales and purchases made between them during the day, thereby improving the speed with which inventories are transferred

Microsoft SQL Server
C#
VB.NET
Microsoft Dynamics CRM
SQL Server Reporting Services (SSRS)
Senior Software EngineerAutomated Info Solutions Inc
06/2016 - 04/2020

• Developed web data extraction programs that collected up to 6 million records per day when running. • Designed the architecture used in the web data extraction programs and then implemented it in AWS.

AWS Deployment
Cloud Computing
Web Scraping
MySQL
FounderiTecno
02/2013 - 10/2017

• Designed, developed, and implemented technology projects. • Implemented business administration systems according to customer requirements. • Negotiated projects with customers.

Project Management
Software EngineerPRECA S.A.
05/2011 - 02/2013

• Designed, developed, and implemented application sales force. (Android) • Web Portal for managing administrative issues. (PHP). • Developed new functionalities to the existing software.

Android
PHP
Web
Software EngineerDroguería Nena C.A.
04/2009 - 03/2011

• Designed, developed, and implemented technology projects using the .Net platform and C# and VB .NET programming languages • Designed and Development of storage procedures, views, and tables in SQL Server. • Elaborated management reports.

C#
VB.NET
Microsoft SQL Server
Education
Master's Degree in Applied StatisticsInstituto Tecnológico de Santo Domingo
02/2019 - Currently
Bachelor of Software EngineeringUniversidad Centroccidental Lisandro Alvarado
02/2003 - 02/2008