Daniel Arturo Llano Flores
Senior Full Stack & Systems Engineer
Seasoned engineer with 15+ years building web, mobile, and enterprise systems across logistics, energy, fintech, and education.
Professional summary
Daniel Arturo Llano Flores is a seasoned Full Stack and Systems Engineer with over 15 years of professional experience in software development and IT. He holds a degree in Systems Engineering from the Catholic University of Tarija. Daniel has contributed to a diverse range of industries, building robust web, mobile, and desktop applications using technologies including ASP.NET, .NET Core, C#, Python, PHP, Java, JavaScript, React, Angular, and more. He is well-versed in both SQL and NoSQL databases, such as SQL Server, MySQL, PostgreSQL, Oracle, and DynamoDB. Daniel has played key roles in backend and full-stack development for companies ranging from logistics and energy to government and education. He has utilized cloud platforms like AWS and Azure, modern development practices including microservices, CI/CD, and Agile methodologies (Scrum, Kanban, XP), and tools like Git, Azure DevOps, GitLab, and Docker. His ability to rapidly learn and apply new technologies, combined with a collaborative mindset and strong English communication skills, makes him a valuable team member.
Work experience
2025/01 – 2025/03
Back End Software Developer
Energy Infrastructure Partners
Developed a backend API using ASP.NET Core 6.0+, implementing layered architecture, RESTful endpoints, and authentication with OTP and JWT. Utilized Entity Framework Core, FluentValidation, AutoMapper, and Swagger. Integrated PostgreSQL, used XUnit for testing, and employed GitHub Actions for CI/CD.
2024/05 – 2024/12
Full Stack Developer
ServPro
Led backend development in .NET with front-end contributions using Angular and React. Implemented microservices with event-driven architecture and AWS services (S3, SQS, SNS, Lambdas). Managed complex SQL/MySQL queries, stored procedures, and DynamoDB.
2024/01 – 2024/04
Mobile Software Developer
Pegadex
Specialized in React Native using Expo Go for mobile development. Deployed backends with AWS Amplify, Express.js, and Lambda. Applied CI/CD practices and maintained backend APIs and DynamoDB data.
2022/12 – 2023/12
Full Stack Software Developer
Echo Logistics
Worked on .NET Core Web APIs and Angular. Implemented CQRS with RabbitMQ, conducted unit testing using NUnit, and used Docker and Kubernetes for deployment via Azure Pipelines. Handled SQL Server databases and Agile collaboration.
2022/03 – 2022/10
Full Stack Developer
PLI
Built Web APIs in .NET Core and front-end UIs using React and Bootstrap. Implemented unit testing with XUnit and automated integration testing using Postman. Collaborated via Scrum and GitHub.
2021/12 – 2022/02
Full Stack Software Developer
Meta-Dao
Contributed to .NET Web Forms development. Enhanced UI using HTML, CSS, JavaScript, and Bootstrap. Maintained SQL Server databases and performed data migration, stored procedure updates, and CI/CD integration.
2021/07 – 2021/11
Back End Software Developer
Unosquare
Focused on backend development using .NET Core Web APIs. Developed unit and integration tests, managed DynamoDB, and followed Agile processes with CodeCommit and AWS CI/CD pipelines.
2020/06 – 2020/11
Full Stack Developer
Recon Logistics
Delivered Angular 2 UI and .NET Core Web APIs. Handled SQL Server procedures and Web API optimization. Utilized MS Tests for automated testing and worked in an Azure environment.
2017/07 – 2020/05
Full Stack Developer
ArcBest Inc.
Migrated legacy systems to Windows Forms and MVC 5 using ASP.NET, WCF, and Web APIs. Developed front-end clients and backend services, worked with DB2, and managed server configurations in DotNetNuke (DNN).
2015/07 – 2017/06
Full Stack Developer
Golamac
Worked on various projects with DotNetNuke, transitioning from classic ASP/PHP to modern architectures. Configured Windows and Azure servers, built databases, and implemented ASP.NET MVC modules.
2014/01 – 2015/05
Software Architect
QD-Systems
Managed full migrations of legacy websites using DotNetNuke, implemented DAL 2 for backend data access, and maintained existing ASP/PHP sites. Led testing and deployment using Visual Studio and SQL Server.
2011/01 – 2013/12
IT Project Manager
ECETIS
Oversaw software development projects, built WPF desktop and web apps, designed databases, and deployed on Windows and Debian servers. Created custom MVC frameworks and architecture patterns.
2007/01 – 2010/12
Software Developer
DvSoft Inc.
Participated in full-stack development for desktop and web apps. Built software with Delphi, Java Swing, PHP, and Java Servlets. Designed architectures and databases using ADO.NET, Hibernate, and Interbase.
2006/08 – 2020/12
Instructor
Catholic University of Tarija
Taught Computer Science courses including Programming, Web Development, AI, Algorithms, Calculus, Digital Electronics, and more. Inspired and prepared students for IT careers.
Education
2000/01 – 2005/12
Catholic University of Tarija — Systems Engineer
Bachelor degree in Systems Engineering.
2006/01 – Present
Continuous professional development (edX, Coursera, Udemy, Pluralsight)
Self-directed learning across cloud, architecture, and modern full-stack stacks.
Technical skills
Programming Languages
Frameworks
Databases
Cloud & DevOps
Methodologies