Jonatan Esau Leon Gavilanez

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Head of Systems and IT Area

AGROVANIC S.A

Jan 2025 - Current (1 year 1 month)

Como Head of Systems and IT Area, lideré el área de sistemas, siendo responsable del desarrollo de software, la gestión de SAP y la integración con otras plataformas. Supervisé la administración de proveedores, la compra de recursos y la planificación del presupuesto, asegurando la alineación con los objetivos estratégicos de la empresa. Además, gestioné el personal de diversas áreas y optimicé los procesos internos de la compañía. Utilicé mis habilidades en Python y SAP Business One para desarrollar soluciones innovadoras, y aunque el desarrollo de productos de IA fue identificado como un skill no relevante, implementé una infraestructura para un modelo de lenguaje propio con una implementación de RAG, integrando consultas con el SAP Servi

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Tech Lead

talk to your business

Jul 2024 - May 2025 (11 months)

As a Tech Lead, I was responsible for the implementation of architecture for scalable AI projects, utilizing advanced technologies such as Ollama, DeepSeek, and LangChain, while managing model fine-tuning and modifications. My expertise in PyTorch and TensorFlow facilitated the development and deployment of AI models on AWS, ensuring robust service mesh and hexagonal architectures. Additionally, I led initiatives in back-end development and cloud platforms, focusing on code quality and infrastructure planning to support innovative AI solutions. While React.js was not a primary focus, I leveraged it for developing user-friendly front-end interfaces for web applications and kiosks, enhancing the overall user experience and interaction with ou

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Tech Lead

Route Inc-

Aug 2022 - Jul 2024 (2 years)

As a Tech Lead at Route Inc, based in Chicago, Illinois, I spearheaded web-based development and mobile applications tailored for the cleaning industry, focusing on software architecture and personnel management. I implemented robust DevOps practices, utilizing tools such as Kubernetes, Docker, and AWS to enhance our deployment processes and ensure high availability of our applications. My leadership in project management and agile methodologies facilitated effective team collaboration and timely delivery of projects. Additionally, I leveraged my experience in business analysis and full-stack development to create scalable solutions, integrating technologies like Node.js, MongoDB, and REST APIs. While my work primarily centered on cleaning

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Tech Lead

Nerifa - Banhlink

Dec 2020 - May 2023 (2 years 6 months)

technologies, automation of credit areas with IoT. ●Implementation of technologies in android devices ●Creation of serverless architecture ●Selenium Tests and TDD ●SQL Management ●Backend Development with Nest JS and Node Js ●Creation of bureau algorithms for agile credit determination ●Generation of APIs, for integrations with various ERPs ●Generation of an autonomous web portal to send commands. ●Coding Seguro, Implementación de Owasp Tech-Stack: Angular11.js, typescript, NodeJS, Jest,Symfony, React Testing Library, GitLab, Docker, AWS Amplify for CI/CD, Jenkins

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Senior Web Developer

MediaRisk S.A

Jul 2020 - Sep 2020 (3 months)

- As a Senior Web Developer, I led the UI development for URVASEO Job's Portal using HTML5, CSS, vanilla JavaScript, and jQuery, ensuring a user-friendly interface for applicants to view and apply for available vacancies. - Developed a mobile banking framework application, integrating a robust backend built with Node.js (Express) and TypeScript, which served as a critical component of the overall software solution. - Collaborated closely with cross-functional teams to implement agile methodologies, ensuring timely delivery of features and enhancements. - Although my primary focus was on relational databases, I also worked with MongoDB for a replicated banking application, which allowed for efficient data handling and storage. - Addition

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Tech Lead

DataRisk, Ecuador

May 2020 - Jul 2021 (1 year 3 months)

Bankingand credit ●Implementation of a bureau for the determination and allocation of consumer credits ●Implementation of mobile credit application ●Clean & Secure Code, Owasp implementations ●Backend Development with Nest Js and Node js ●Sql Management ●Api Rest communications Implementationof facial recognition, data collection and validation with recognition engine API ●Deploy en AWS Ec2, S3, Elastic Beanstalk,ApiGateway Implementation of microservice paterns for banking information management (transactions, maintenance, backups) Tech-Stack: Nest.jsmicroservices, Saga paterns, POO adapters paterns, smart master slave synchronization, Typescript, CSS, Jasmine, Git, Jenkins Wondrix,USA SoftwareEngineer, Project manager & tech lead —

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Senior Software Engineer – Web Apps Development

Banhlink S.A.

Mar 2020 - Aug 2022 (2 years 6 months)

- As a Senior Software Engineer specializing in Web Apps Development, I led the development of systems utilizing IoT technology with GPS integration, enhancing real-time tracking capabilities. - I was responsible for creating advanced geographic information systems that provided users with dynamic data visualization and analysis. - Additionally, I developed Progressive Web Applications (PWAs) to ensure seamless user experiences across devices. - While my primary focus was on backend development, I also leveraged my full-stack development skills, particularly in React JS, to create intuitive front-end interfaces for both web applications and kiosks, ensuring a cohesive and engaging user experience. - My expertise in various technologies,

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Senior Software Engineer – Web Apps Development

SmartSense Cía. Ltda

Mar 2019 - Aug 2022 (3 years 6 months)

- Led UI development in Angular for digital platforms, ensuring a seamless user experience across applications. - Spearheaded the development of the Wifi Monitor mobile application, integrating various services via RESTful APIs using Node.js (Express) for the Call Center software and social networks, including Webhooks for WhatsApp Business and Facebook Business, as well as the Instagram Platform via Messenger API. - Implemented real-time functionalities using Web Sockets through Socket.io, enhancing the responsiveness of applications built with Angular and Node.js. - Developed RESTful APIs in Node.js (ES6, Typescript) and PHP, ensuring robust back-end support for front-end applications. - Utilized Python for mathematical analysis and l

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CTO & Cofounder

SmartSense Cía. Ltda

Jan 2019 - May 2023 (4 years 5 months)

Artificialintelligence software, and automation for call centers, ISPs, and gamification. ●Present and test new development tools to facilitate new challenges. ●Carry out research tasks on new trends and products, set up laboratories with developers, make their development feasible and viable. ●Management of cloud infrastructure providers, communications and serverless architectures ●Teach, test, audit, and enable deployment activities for automated application deployment. ●Maintain code standards as well as usability standards, implementing the appropriate design paterns for each product or module. ●Constant communication with all project stakeholders, monitoring of requirements gathering activities, model building and other phases o

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Senior Web Developer

Comercio y Servicios Digitales S.A.

Sep 2017 - Aug 2020 (3 years)

- As a Senior Web Developer, I was responsible for software maintenance based on user requirements, implementing fixes and new features for book tracking systems. - Developed RESTful APIs in PHP for both web and mobile applications, ensuring seamless integration and functionality. - Led the web development of the Liranka LMS for schools using JavaScript and PHP, while also contributing to mobile development for the Liranka App. - Employed Scrum methodologies to enhance project management and team collaboration, and managed versioning through GIT to maintain code integrity. - Provided training to end users on the developed systems, ensuring they were equipped to utilize the new features effectively. - Implemented Web Sockets for real-ti

Jonatan Esau Leon Gavilanez

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Jonatan Esau Leon Gavilanez