Cristian Lopez

CTO

EduCall•  July 2021 - Present

Managed computational resources in public clouds (AWS), reducing operational costs by 50%. Led planning for innovation projects focused on end-users. Coordinated technology teams to apply agile methodologies and best practices. Designed and implemented communication channels using Meta, Twilio, and WhatsApp Business. Developed cloud infrastructure to streamline communication processes efficiently. Maintained and refactored EduCall products (PHP/Laravel). Documented technical processes for agreements and clients. Automated processes using MySQL Aurora, SQL procedures, and triggers. Optimized SQL queries in relational databases, significantly improving performance.

Full Stack Developer

ADRES•  August 2024 - Present•  Bogotá, Colombia

Led and managed a project to enhance public resource management, connecting end-users with ADRES services. Supported and developed external requirements, including integration with Meta platforms. Deployed tools and applications using Azure cloud services. Implemented DevOps practices to improve development workflows and scalability. Managed services for scalable health audit-related applications.

Full Stack Developer

Industries Tex Moda•  February 2023 - December 2023•  Cúcuta, Colombia

Developed an administrative platform that reduced 90% of manual work for clients and executives. Collaborated with external clients to integrate portfolio management tools. Automated tasks using SIKULIX, streamlining operational processes. Deployed and managed cloud solutions for technology products on AWS. Gathered requirements for innovative products leveraging AI services.

Full Stack Developer

SistemasMIC•  August 2022 - February 2023•  Cúcuta, Colombia

Built a dynamic platform that reduced administrative processes by 70%. Developed innovative systems for the betting industry, integrating new game mechanics. Optimized information delivery by creating stored procedures in MariaDB databases. Tested emerging technologies for innovative projects, including AWS Fargate, Aurora Serverless, and Azure Functions.

Full Stack Developer

Freelance•  January 2018 - July 2021•  Remote

Developed desktop applications in Java, as well as web applications using Spring Boot, Java EE, Serverless, and Maven. Built robust and scalable APIs with Go, optimizing backend processes and service communication. Conducted data analysis using Python, leveraging libraries like Pandas, NumPy, and Matplotlib for extracting insights. Designed and implemented neural network solutions using frameworks such as TensorFlow and PyTorch. Developed and maintained web applications and APIs with PHP and Laravel, ensuring efficient performance and an optimal user experience. Automated processes and optimized systems using modern technologies and agile approaches.