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I am a highly experienced Senior Full Stack Developer with 8 years of expertise in healthcare and fintech industries. Skilled in full stack development, system design, and client communication, I leverage modern frameworks and agile methodologies to deliver scalable, reliable solutions. My focus is on enhancing system performance, automation, and user experience through innovative technical solutions that meet business objectives and ensure compliance with industry standards.…I am a highly experienced Senior Full Stack Developer with 8 years of expertise in healthcare and fintech industries. Skilled in full stack development, system design, and client communication, I leverage modern frameworks and agile methodologies to deliver scalable, reliable solutions. My focus is on enhancing system performance, automation, and user experience through innovative technical solutions that meet business objectives and ensure compliance with industry standards.

John Cruz

Web Developer, Front-End Developer, Full Stack Developer, +3

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I am a highly experienced Senior Full Stack Developer with 8 years of expertise in healthcare and fintech industries. Skilled in full stack development, system design, and client communication, I leverage modern frameworks and agile methodologies to deliver scalable, reliable solutions. My focus is on enhancing system performance, automation, and user experience through innovative technical solutions that meet business objectives and ensure compliance with industry standards.…I am a highly experienced Senior Full Stack Developer with 8 years of expertise in healthcare and fintech industries. Skilled in full stack development, system design, and client communication, I leverage modern frameworks and agile methodologies to deliver scalable, reliable solutions. My focus is on enhancing system performance, automation, and user experience through innovative technical solutions that meet business objectives and ensure compliance with industry standards.

Available to hire

I am a highly experienced Senior Full Stack Developer with 8 years of expertise in healthcare and fintech industries. Skilled in full stack development, system design, and client communication, I leverage modern frameworks and agile methodologies to deliver scalable, reliable solutions.
My focus is on enhancing system performance, automation, and user experience through innovative technical solutions that meet business objectives and ensure compliance with industry standards.

Skills

Experience Level

Expert

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Language

English

Fluent

Work Experience

Web Engineer at Deloitte

June 1, 2023 - Present

Led the redesign of a scalable, product-focused website, implemented a CMS-based platform across 100+ pages, and improved performance and user engagement. Architected front-end solutions using React and Vue.js, streamlined Git and CI/CD workflows, integrated Salesforce and NetSuite for data consistency, produced technical documentation and training materials, and championed responsive design and accessibility. Refactored legacy JavaScript and CSS to boost speed and reduce technical debt, conducted user testing, strengthened security measures, built reusable CMS components, and aligned architecture with long-term business goals.

Web Developer at Content Guru Ltd

July 1, 2019 - May 1, 2023

Developed and maintained responsive website components using HTML, CSS, and JavaScript; configured WordPress and Drupal CMS platforms; automated routine tasks with scripting; tested across browsers and devices; produced technical documentation for new features; optimized load times and accessibility; integrated APIs to sync data with external platforms (Salesforce, NetSuite); executed site upgrades with minimal downtime and improved front-end performance; collaborated with UI/UX designers on responsive layouts.

Junior Web Developer at Navarro Amper

July 1, 2017 - May 1, 2019

Assisted in developing website pages with HTML, CSS, and basic JavaScript; contributed to content updates and technical specs documentation; troubleshooted front-end issues and tested responsiveness; maintained version control, published updates, and managed media assets; gained foundational knowledge in website performance and scalability.

Senior Full Stack Developer at Deloitte

June 1, 2023 - Present

Led end-to-end development of scalable fintech and healthcare platforms, integrating frontend React.js interfaces with backend Node.js APIs to improve transaction processing speed. Architected cloud-native solutions on AWS and Azure, enhancing system reliability and reducing downtime by 25%. Implemented CI/CD pipelines using Jenkins and Docker, accelerating deployment cycles by 40%. Optimized database schemas and data pipelines for healthcare data analytics, reducing query latency by 20%. Mentored junior developers, fostered best practices in code quality and agile workflows. Designed REST and GraphQL APIs to support high-volume fintech transactions, integrated Salesforce and Tableau for data visualization, and conducted security-focused reviews achieving improved compliance with healthcare standards. Automated deployment processes and tuned API performance, focusing on data privacy and security.

Full Stack Developer at Content Guru Ltd

July 1, 2019 - May 1, 2023

Developed and maintained RESTful APIs and frontend features for healthcare and fintech applications, delivering high performance and scalability. Refined codebases through optimization and refactoring to improve responsiveness. Migrated legacy systems to cloud platforms and integrated cloud services and databases to reduce latency. Collaborated with QA and product teams to deliver bug-free releases within Agile/Scrum. Enhanced user interfaces with modern JavaScript frameworks to boost engagement. Documented technical specs and API integrations to support ongoing development. Supported deployment and monitoring to ensure stability and quick incident response.

Junior Software Developer at Navarro Amper

July 1, 2017 - May 1, 2019

Assisted in developing frontend components using JavaScript and React.js to support UI/UX improvements for healthcare portals. Helped implement backend API endpoints with Node.js and Express.js, ensuring data security and reliability. Monitored system performance and logged issues, contributing to troubleshooting and resolution efforts. Participated in code reviews and team meetings, gaining experience in full stack development workflows. Documented code and tested new features, supporting agile sprint cycles and continuous integration. Learned cloud deployment processes and assisted in deploying applications on AWS and Azure environments.