As a Lead Web Developer at Researchtec Global Ltd, I played a pivotal role in driving the development of web solutions and providing technical support. My responsibilities included:- Development Leadership: Led a development team to design, develop, and maintain web applications, ensuring high-quality code, functionality, and user experience.- Fullstack Expertise: Leveraged a wide range of technologies, including Java, Node.js, CodeIgniter, MongoDB, PHP, HTML5, CSS, MySQL, React Native, and React.js, to create dynamic and responsive web applications.- Technical Support: Provided technical support to resolve user issues and troubleshoot system errors, ensuring seamless operation of web platforms.- Data Management: Designed and implemented data management systems using MongoDB and MySQL for efficient data storage and retrieval.- Front-End and Back-End Development: Spearheaded both front-end and back-end development, ensuring a cohesive and user-friendly web experience.- Cross-Functional Collaboration: Collaborated with cross-functional teams to translate project requirements into scalable and efficient web solutions.- Code Quality: Maintained a commitment to code quality and best practices to enhance the performance and reliability of web applications.- Project Management: Effectively managed project timelines and milestones to ensure on-time project delivery.- Continuous Learning: Stayed up-to-date with industry trends and emerging technologies, driving innovation within the development process.

- Front-End Development: Utilized React, JavaScript, HTML, CSS, and Bootstrap ["Tailwind" if applicable] to create responsive, user-friendly interfaces, enhancing user engagement and improving the overall user experience.- Back-End Development: Built robust and scalable server-side logic using PHP and Java, implementing complex data processing workflows and ensuring seamless communication between system components.- Database Management: Designed and optimized MongoDB and MySQL database structures, which led to a 50% improvement in query performance and a significant reduction in data retrieval times.- API Development & Integration: Developed and integrated RESTful APIs using Node.js and Java SpringBoot, facilitating efficient data exchange and improving system interoperability.- Code Quality & Version Control: Implemented best practices in coding, including the use of TypeScript for static typing, which resulted in a 60% reduction in runtime errors. Utilized Git for version control, reducing merge conflicts and streamlining the release process.

Develop, deploy, manage and provide user support through training and unit testing features.

- Designed and developed system features using Node.js, React, PHP, MySQL, HTML, and CSS, resulting in a 40% increase in application performance and user satisfaction.- Integrated external services and APIs like Rapid API and Google OAuth v2, enhancing functionality and reducing development time by 30%.- Conducted browser compatibility testing using Chrome and Safari, improving cross-browser performance by 25% and reducing user-reported issues by 50%.- Managed database schema and optimized MySQL queries, leading to a 45% reduction in query execution time and improved overall system responsiveness.- Implemented authentication mechanisms including Gsuite Scripting and reCAPTCHA Auth, increasing system security by 70% and reducing unauthorized access attempts by 85%.- Performed thorough testing and debugging of features, reducing post-release bugs by 60% and improving overall system stability.- Documented codebase, APIs, and system functionalities, decreasing onboarding time for new team members by 40% and improving maintenance efficiency.- Collaborated with team members on project execution, resulting in 25% faster project completion and improved code quality.- Designed and developed the automated grading algorithm API, reducing manual grading time by 80% and improving assessment accuracy by 35%.- Optimized data structures and algorithms, implementing efficient memory management techniques that reduced system resource usage by 40%.- Ensured efficient and accurate assessment of student responses, improving grading consistency by 50% and reducing appeals by 65%.- Built robust algorithms enhancing system performance, resulting in a 30% increase in processing speed and a 25% reduction in error rates.