Diego Trujillo Senior Software Engineer

CTO (Hands-on Senior Software Engineer)

Jikkosoft

Feb 2020 - Current (6 years 3 months)

• Dual role: technical leadership + active development in C# / .NET Core • Deep understanding about user lifecycle, including conversion, engagement and retention patterns for the customer. • Design the whole architecture based on Go, React, AWS, Python, Terraform, PostgreSQL and Gitlab. • Holistic vision and strong understanding around the company business that directly drive into revenues. • Lead and define strategies to the cloud migration process with solid and robust technologies in all company products, capable of facing worldwide challenges. • Address plans and teams to redesign corporate image engaging international vision. • Identify company needs then construct tactics and methodologies to accelerate and motivate teams productivit

Systems Enginner

S4N

Feb 2018 - Jan 2020 (2 years)

Working 100% for Nordstrom: • I developed software focused on scalable architecture using C#, .NET, and .NET Core. • Design and implementation of REST APIs with ASP.NET Core for enterprise services. • Development of microservices applying SOLID and Clean Architecture principles. • Integration with SQL Server, Entity Framework Core, and data access patterns (Repository/UoW). • Implementation of CI/CD processes with Azure DevOps/GitLab and deployment automation. • Containerization and orchestration of services with Docker and deployment in cloud environments. • Technical mentoring, code reviews, and definition of development standards. • Collaboration with cross-functional teams to align technical solutions with business objectives. Tech sta

Engineer II

Nordstrom

Sep 2017 - Jan 2020 (2 years 5 months)

Working 100% for Nordstrom: • I developed software focused on scalable architecture using C#, .NET, and .NET Core. • Design and implementation of REST APIs with ASP.NET Core for enterprise services. • Development of microservices applying SOLID and Clean Architecture principles. • Integration with SQL Server, Entity Framework Core, and data access patterns (Repository/UoW). • Implementation of CI/CD processes with Azure DevOps/GitLab and deployment automation. • Containerization and orchestration of services with Docker and deployment in cloud environments. • Technical mentoring, code reviews, and definition of development standards. • Collaboration with cross-functional teams to align technical solutions with business objectives. Tech sta

Teacher

Tecnológica Autónoma del Pacífico

Feb 2016 - Jun 2017 (1 year 5 months)

• Software Engineering • Agile Methodologies • Scrum Framework • Intro to Design Patterns and Architecture Basis • Intro to Front-end Development Used tools: Scrum, XP, Crystal, Lean, Kanban, MongoDB, React.js, BackboneJS, RequireJS, Underscore, AngularJS, jQuery, HTML5. Achievements: Renew the academic curriculum in 70% to introduce into the career new technologies and frameworks to allow be more competitive in the market.

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Senior Software Engineer

Parmac

Jan 2014 - Sep 2017 (3 years 9 months)

• Backend development with C#, .NET Framework, and ASP.NET MVC for enterprise applications. • Layered architectures and design patterns (MVC, Repository, Unit of Work). • Building custom controls for WinForms/WPF and backend services. • Using Entity Framework and LINQ for data access. • Applying clean code best practices and automating builds. • Configuring and managing libraries with NuGet. Tech Stack: VS2015, C# 4.6, SQL Server 2012, Entity Framework 6.1, DynamicLinq, MoreLinq, L2E, L2S, L2X, NuGet, Reporting Services, XML, TFS2015, Apache Log4Net, Spring.NET, SCRUM, MVC, Unit of Work and Repository Patterns. Achievements: Create from scratch to 100% a private framework to provide by default the best practices and patters to apply in th

Technical Development Lead

Intergrupo S.A.

Nov 2012 - Nov 2013 (1 year 1 month)

• I led the development of enterprise .NET solutions, applying Entity Framework and ASP.NET MVC. • I introduced Entity Framework, LINQ, ASP.NET MVC, and Dependency Injection to the stack. • I implemented best practices in software architecture and design. • I managed and mentored a development team using agile methodologies. • Create class, components, sequences, activities and packages diagrams according to architecture designed applying 4+1 architectural view model. • Introduce new.NET technologies onto local office, such as: Entity Framework, Linq To Entities, ASP.NET MVC, NHibernate, jQuery, HTML5, NuGet, Log4net. • Introduce agile methodologies onto local office, role played: Scrum Master. • Enhance performance on applications, using o

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IT Analyst/Developer

Premize SAS

Apr 2011 - Sep 2012 (1 year 6 months)

• Develop web application to extract, transform and load data through PLC system integration to industrial plant on Unilever Company. • Detect and inform error causes on system migration project for Coomeva partners, using cursors, stored procedures, triggers, functions and Java applications as well. • Design and implement web application to graph reports and signals monitoring for conditions on labs at Johnson & Johnson S.A. • Develop web services, clients and façades logic for mobile banking, security integration with VISA. • Design and analyze Layer-based architecture, MVC and UoW pattern for data layer, development and implementation of associated central system for Coomeva national cooperative. Used Tools: VS2010 Architecture Layer Pa

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IT Analyst/Developer

Meter & Billing Systems

Oct 2010 - Mar 2011 (6 months)

• Develop services oriented architecture systems. • Redesign all of Epson style-sheets. • Create Perl and Linux bash scripts to files processing. Used tools: TopLeaf, Linux, Perl, Java, JSF, XSL and XSD.

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IT Analyst / Developer

Mieu Consulting

Oct 2009 - Oct 2010 (1 year 1 month)

• Develop web platform to reference system focused on health sector, integration of system through WCF technology. • Develop business intelligence, statistics and supply or demand multi-platform B2B web. • Design and implement central platform (Core) architecture to all of information schema maintenance. • Develop Web/Desktop application for images and videos processing and maintenance, through WCF (web services). • Develop multi-platform application and mixer to semi-professional sound. Used Tools: VS2008-2010, ASP.NET MVC 1.0-2.0-3.0, C#, JavaScript, WCF, SQL Server 2005-2008, Framework 3.5-4.0, XML, LinqToSql-LinqToXml, Ajax (jQuery), DDS and MVC Scaffolding, DevExpress. NetBeans, Substance API, Java Sound API and Scrum.

Cobol / AS-400 Analyst/Developer

Taylor & Johnson

Jun 2007 - Oct 2009 (2 years 5 months)

• Develop financial modules (Saving Accounts, CDTs, Accounting, Transfers) and applications. • Co-develop POS banking transfer project through Giros & Finanzas SBI (Banking Integrated System). • Co-develop source code control and synchronization project released on AS/400 environments. • Co-develop source code unification on main server through developed automatic process. Used Tools: CBL, SDA, CLP, DDS and RLU. DB2 Database Engine. OS/400.

Software Engineer / Content Administrator

Carvajal Tecnología y Servicios

Oct 2003 - Dec 2006 (3 years 3 months)

• Management files software solutions for several printing types (Laser, Point Matrix and Inkjet). • .NET 1.1 technology platform CIV (Variable Print Center) plant migration from VB6 processes, Informix (4GL-SQL) and excel macros. • Model and develop DBs for several projects targeting optimize existing customer’s processes, including engine management highlights, Informix, MySQL, SQL Server and Access. • Manage EDI customers files platform. • Entity-Relationship models for suspend, activate and Cancel manufacturer customers.

Diego Trujillo

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Diego Trujillo