Juan Rodriguez Castelblanco Email & Phone Number

Canada

Toronto, Ontario, Canada

RESPONSABILITIES• Designed and developed new features in collaboration with the team, ensuring scalability and smooth integration.• Applied Test-Driven Development (TDD) and Security-Driven Development to enhance code quality and security.• Conducted code reviews, ensuring adherence to standards and performance optimization.• Troubleshot bugs by analyzing logs and debug data, identifying root causes and resolving issues quickly.• Contributed to MVPs and prototypes, improving client solutions.• Developed comprehensive documentation for troubleshooting, reducing resolution time by 25% and enabling faster onboarding of new team members.

Toronto, Ontario, Canada

RESPONSABILITIES • Worked collaboratively with event planners, vendors, and volunteers to ensure smooth and successful event execution, focusing on clear communication and effective coordination across diverse teams.• Demonstrated adaptability by swiftly responding to changing event requirements, proactively addressing last-minute challenges to maintain a high standard of service.• Prioritized time management and resource allocation, ensuring tasks were completed on schedule and supporting overall event goals.• Enhanced attendee satisfaction through attentive customer service, resolving inquiries promptly and providing support to ensure a positive event experience.

Toronto, Ontario, Canada

RESPONSABILITIES • Led a project team of 6 developers, adopting Agile and Scrum methodologies to deliver projects that impacted multiple subsystems.• Designed and developed a high-traffic web application using Next.js, TypeScript, Tailwind, and PostgreSQL, managing over 1,000 users and reducing technical debt.• Enhanced operational speed by optimizing code, using Jest to ensure over 80% test coverage and improve efficiency.• Developed and implemented RESTful API services to interface with backend servers, efficiently managing HTTP resources.• Collaborated with Senior Managers and Developers to analyze business requirements and provide technical solutions, ensuring timely delivery of high-quality software.• Led code quality maintenance, enforcing best practices and automation for stable releases.KEY ACCOMPLISHMENTS• Enhanced System Performance: Spearheaded critical code optimizations, reducing HTTP response times by 15% and boosting system efficiency by 20%.• Scalable Microservices Architecture: Designed and deployed microservices using Docker and Kubernetes, ensuring backend scalability and reliability while adhering to strict security standards.• Comprehensive Testing and Security: Implemented end-to-end testing frameworks with Jest and HURL, increasing deployment reliability by 30% and ensuring over 85% code coverage.• Cross-Functional Collaboration: Worked closely with cross-functional teams to launch key updates, improving time-to-market by 15%.

Computer Programming & Analysis, Computer Science, 3.4

Software Developer | System analyst | Database administrator | Web application developer | Client/server applications developer | Systems.

Bachelor'S Degree, Computer Software Engineering