Senior Full Stack Developer at McKinsey & Company

Led the development of scalable healthcare web platforms and fintech architecture, integrating complex APIs and implementing RESTful and microservices that improved data management, performance, and security. Drove CI/CD, containerization, and cloud deployments on AWS and Azure, and established Agile practices to boost team productivity and delivery cadence. Conducted code reviews, ensured accessibility and security standards, and produced technical documentation for ongoing maintenance.

Full Stack Developer at Cognizant

Developed and maintained full-stack web applications using JavaScript frameworks such as React and Angular, delivering features on time and within scope. Built backend services with Node.js and Express.js, ensuring robust API integrations with third-party fintech and healthcare systems. Automated database migrations and data integrity checks, reducing manual effort by 40%. Integrated cloud storage solutions and serverless functions to enhance application scalability and responsiveness. Validated frontend and backend components through comprehensive testing, improving overall system stability. Aligned development efforts with Agile sprints and participated in daily stand-ups to ensure seamless project progress. Built reusable components and modules, enabling rapid feature deployment across multiple projects. Produced detailed technical documentation for APIs and system configurations, facilitating team onboarding. Refined application performance by optimizing database queries and implem

Senior Full Stack Developer at McKinsey & Company (London, UK)

Spearheaded development of scalable healthcare web platforms; designed system architecture for fintech applications; implemented RESTful services and microservices; modernized legacy systems with containerization; drove CI/CD pipelines and cloud infrastructure; improved deployment cycles and security; enhanced UX and accessibility; delivered documentation and training.

Full Stack Developer at Cognizant (Taguig, Philippines)

Developed and maintained full-stack apps using React/Angular; backend with Node.js/Express; automated migrations; integrated cloud storage and serverless; tested components; improved performance with caching; migrated legacy code to modern frameworks; documented APIs and configurations.

Senior Shopify Developer at McKinsey & Company

Led the development of five high-converting Shopify product pages, increasing user engagement and sales by 25%. Spearheaded the implementation of SEO across multiple product pages, resulting in a 35% improvement in organic search rankings. Architected responsive, mobile-first designs ensuring seamless user experiences across all devices, reducing bounce rates by 15%. Integrated CRO strategies, including A/B testing and heatmaps, to continuously refine page performance and maximize conversions. Collaborated with marketing teams to tailor landing pages for Meta ad campaigns, boosting click-through rates by 20%. Developed custom Shopify Liquid templates to streamline page updates and improve page load speeds by 30%. Utilized Google Analytics and Hotjar to analyze user interactions, identifying key areas for UX improvements. Optimized images and code, reducing page load times and enhancing overall site performance, meeting strict performance benchmarks. Ensured strict adherence to project