Jose Luis Herrera

Senior Software Engineer

Guatemala, Guatemala, (Hybrid)

• - I led the redesign and implementation of new functionalities for an online banking mobile application, improving the user experience and increasing customer satisfaction.
• - Implemented the user interface and user experience of the mobile application, creating intuitive and engaging designs that improved usability and increased user retention.
• - I effectively and timely resolved issues and bugs in the online banking mobile app, ensuring a high level of quality and reliability for users.
• - I worked in a SCRUM team, collaborating with back-end developers and other team members to ensure deadlines and quality of work were met.
• - I developed web services for the mobile application, improving the integration and functionality of the application.
• -
• Typescript, Javascript, Ionic, Angular, RxJs, NgRx, Nodejs, .Net, SQL, MongoDB, Redis, Azure Devops

Full Stack Engineer

Guatemala - México, (Remote)

• - I used external APIs to implement new functionalities in high quality web applications.
• - Utilicé APIs externas para implementar nuevas funcionalidades en aplicaciones web de alta calidad.
• - I developed and implemented the SIM portability feature for the telecommunications company Telefónica, ensuring that it was delivered on time and meeting the highest quality standards.
• - I worked in a team using agile methodologies to carry out projects effectively and efficiently.
• - I handled high concurrency situations, ensuring that applications ran smoothly even at times of peak demand.
• - I used advanced non-relational database modeling techniques to design scalable and high quality solutions.
• -
• Typescript, Angular, RxJs, MongoDB, Kubernetes, NestJS, Azure

Full Stack Engineer

Guatemala, Guatemala, (Remote)

• - As a systems specialist, I researched, diagnosed and corrected complex system problems, ensuring that the solutions I implemented were in line with the highest quality standards.
• - I contributed to the development and implementation of new modules in existing and new business projects, ensuring that projects were delivered on schedule and met the highest quality standards.
• - I was responsible for adapting databases to the changing needs of clients, ensuring that the performance and usability of the systems were not affected.
• - I implemented secure API's using JWT for security management, ensuring confidentiality, integrity and authenticity of data and information.
• -
• Typescript, Angular, Nodejs, Express, SQL Server, Mysql, Sequelize, HTML, CSS, Javascript, Azure Devops

Guatemala, Guatemala

• Science and systems engineering degree