E
Edwin E. Barraza
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Valledupar, Cesar, Colombia
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Résumé
Jobs
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Senior Full Stack EngineerDev.ProJun 2022 - Current (4 years 2 months)• Developed responsive, clinician-facing UI components in React, tailored for both desktop and mobile workflows, improving cross-device usability for 5,000+ users. • Implemented real-time updates using WebSockets for secure message delivery, reducing UI latency by 70% and enabling live chat, read receipts, and presence tracking. • Created custom data visualization components (e.g., medication timelines, care transition logs) using React + Chart.js, improving care team awareness and reducing patient data lookup time. • Integrated secure messaging, alert feeds, and patient profile views with Redux for state management, ensuring consistent UI performance and reducing re-renders by 30%. • Applied Tailwind CSS and custom themes to align the- TFull Stack DeveloperTrango TechMay 2021 - May 2022 (1 year 1 month)• Led development of a responsive e-commerce site using React.js + Redux, digitizing a traditional apparel brand and providing customers with a seamless online shopping experience that increased engagement. • Built a custom Warehouse Management System (WMS) using Node.js, syncing inventory in real time between stores and portal, reducing stock errors by 90%, and supporting faster restocking. • Integrated OTP-based checkout with Express.js using Stripe and JazzCash APIs, enhancing transaction security and reducing cart abandonment across all devices. • Implemented logistics automation via 3PL APIs (DHL, TCS, TRAX) using REST, achieving 24–48 hour shipping fulfillment for major cities and improving customer satisfaction. • Developed dash
- SSoftware DeveloperSaperiumJun 2018 - Apr 2021 (2 years 11 months)• Supported development of enterprise-grade web applications using JavaScript, applying fixes and enhancements to improve application reliability and bug-free releases. • Collaborated on code reviews and version control using GitHub, learning structured development practices and improving code quality through peer mentorship. • Created robust unit and integration tests with Jest and Postman, validating endpoint responses and cutting regression bugs by maintaining stable test coverage. • Participated in Agile development workflows using Jira, attending sprint planning and stand-ups that helped build real-world experience in team collaboration and delivery.
Education
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- Bachelor of ScienceBatangas State UniversityAug 2014 - May 2018 (3 years 10 months)
Projects (professional or personal)
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- CCureatr – HIPAA-Compliant Messaging Platform• Developed real-time messaging, patient alerting, and medication history features used by 5,000+ clinicians, reducing communication delays by 35% and cutting readmission risk. • Integrated ADT alerting and EMR data workflows via HL7/FHIR, delivering accurate