* Main development with Java and the Axelor framework* Developed more than 50 UI pages using HTML5, CSS3, JavaScript, interaction with the DOM, Ajax requests and consumption of responses in JSON format, use of the jQuery library, Bootstrap, ReactJS and Redux* Implemented responsive web design principles, resulting in a 30% increase in mobile responsiveness.* Embedded video and audio files using HTML5 markups, enhancing user engagement by 40%.* Utilized the HTML5 file API for… Show more * Main development with Java and the Axelor framework* Developed more than 50 UI pages using HTML5, CSS3, JavaScript, interaction with the DOM, Ajax requests and consumption of responses in JSON format, use of the jQuery library, Bootstrap, ReactJS and Redux* Implemented responsive web design principles, resulting in a 30% increase in mobile responsiveness.* Embedded video and audio files using HTML5 markups, enhancing user engagement by 40%.* Utilized the HTML5 file API for client-side uploads, improving user convenience by 20%.* Developed a robust Web API using an MVC framework, reducing code redundancy by 50%.* Contributed to Java-based web development with JavaScript, Dojo, jQuery, JSP, XML, and HTML.* Created intuitive web forms using Struts MVC, jQuery, and JSP, reducing user input errors by 25%.* Leveraged CSS3 features like effects, shading, 2D/3D animation, and shapes, increasing visual appeal by 15%.* Used media queries to resolve CSS issues on mobile devices, improving mobile user experience by 20%.* Employed Bootstrap for responsive design, increasing cross-device compatibility by 30%.* Created reusable React.js components, reducing development time by 40%.* Used Bootstrap to implement grids and advanced components, improving UI consistency by 25%.* Developed AngularJS components, increasing data collection efficiency by 35%.* Made RESTful API calls using jQuery, reducing data retrieval time by 40%.* Designed and documented REST APIs, improving data management efficiency by 30%.* Automated updates of mobile application JSON metadata on trade.com using XML, reducing manual effort by 50%. Show less

· Designed and implemented a responsive user interface using HTML, Bootstrap, ReactJS, and JavaScript for a web application with over 10,000 monthly active users.· Utilized Python libraries such as NumPy and Pandas to process and analyze large datasets with millions of records.· Automated application deployments with Puppet and Chef, reducing deployment time by 30%.· Created virtual development environments with Chef and VirtualBox, cutting setup time by 40%.· Implemented… Show more · Designed and implemented a responsive user interface using HTML, Bootstrap, ReactJS, and JavaScript for a web application with over 10,000 monthly active users.· Utilized Python libraries such as NumPy and Pandas to process and analyze large datasets with millions of records.· Automated application deployments with Puppet and Chef, reducing deployment time by 30%.· Created virtual development environments with Chef and VirtualBox, cutting setup time by 40%.· Implemented AWS solutions (EC2, S3, RDS, EBS, Elastic Load Balancer, Auto Scaling) to achieve cost savings of $10,000 per month and improved scalability.· Developed applications using the MEAN stack, processing over 100,000 data records per day with an average response time of less than 500 milliseconds.· Designed and developed responsive UIs with HTML5, CSS3, JavaScript, and React.js, increasing user engagement by 15%.· Followed Agile Methodology, TDD, and Scrum, maintaining an average sprint velocity of 20 story points.· Managed data using Pandas and MySQL, querying databases with Python-MySQL connector to handle datasets with millions of records.· Migrated Django database from SQLite to PostgreSQL, enhancing performance by 40%.· Deployed CSV parsing on AWS EC2, reducing data processing time by 50%.· Improved API performance by 20% through optimized JSON data transmission using AJAX.· Implemented CI/CD pipelines with Jenkins, Ansible, and Docker, reducing deployment time by 50%.· Developed web applications with MongoDB and background processing using Celery and Redis, ensuring 99.9% uptime.· Tuned Cassandra cluster performance by adjusting configuration files and JVM parameters, enhancing scalability by 30% and reducing response time by 40%.· Configured auto-scalable microservices with AWS, Docker, Jenkins, and Splunk, improving system availability to 99.99% and halving the mean time to resolve issues. Show less

Designed and developed a responsive user interface for a web application with over 10,000 monthly active users using HTML, CSS, Bootstrap, Node.js, underscore.js, AngularJS, and JavaScript.Created efficient designs and developed responsive UIs using HTML5, CSS3, JavaScript, and the MEAN stack (MongoDB, Express, Angular, Node.js), resulting in a 15% increase in user engagement.Utilized JavaScript libraries and frameworks such as React.js and Angular to build dynamic and interactive… Show more Designed and developed a responsive user interface for a web application with over 10,000 monthly active users using HTML, CSS, Bootstrap, Node.js, underscore.js, AngularJS, and JavaScript.Created efficient designs and developed responsive UIs using HTML5, CSS3, JavaScript, and the MEAN stack (MongoDB, Express, Angular, Node.js), resulting in a 15% increase in user engagement.Utilized JavaScript libraries and frameworks such as React.js and Angular to build dynamic and interactive front-end components, enhancing the overall user experience.Implemented AJAX calls for transmitting JSON data objects between the front end and controllers, improving API response time by 20%.Employed JavaScript and jQuery to develop interactive and responsive web elements, ensuring compatibility across various devices and browsers.Developed RESTful APIs using Node.js and Express, facilitating seamless data exchange between the front end and back end.Utilized Java for back-end development, creating robust and scalable server-side applications that efficiently handle high traffic loads.Integrated Java-based microservices with front-end applications, ensuring smooth and reliable communication between different system components.Applied Test-Driven Development (TDD) principles using JUnit for Java applications, ensuring high code quality and reducing bugs.Employed Java-based frameworks such as Spring Boot to develop and deploy enterprise-level applications, streamlining the development process.Migrated legacy Java applications to modern frameworks, improving performance and maintainability while reducing technical debt.Implemented continuous integration and automated deployments with Jenkins, Ansible, and Docker, reducing deployment time by 50% and enhancing development productivity. Show less

Developed and maintained web applications using PHP and Laravel, creating efficient and scalable server-side logic.Utilized C# and ASP.NET for building robust and high-performance backend systems, ensuring seamless integration with front-end applications.Designed and implemented RESTful APIs using PHP, facilitating smooth data exchange between the client and server.Leveraged PHP frameworks such as Symfony and CodeIgniter to accelerate development and maintain code… Show more Developed and maintained web applications using PHP and Laravel, creating efficient and scalable server-side logic.Utilized C# and ASP.NET for building robust and high-performance backend systems, ensuring seamless integration with front-end applications.Designed and implemented RESTful APIs using PHP, facilitating smooth data exchange between the client and server.Leveraged PHP frameworks such as Symfony and CodeIgniter to accelerate development and maintain code consistency.Employed C# and .NET Core to create microservices, enhancing the modularity and scalability of backend applications.Integrated third-party services and APIs into PHP-based applications, extending functionality and improving user experience.Developed and optimized SQL queries for MySQL and MSSQL databases, ensuring efficient data retrieval and manipulation.Utilized Entity Framework in C# for database operations, streamlining the process of interacting with relational data.Implemented authentication and authorization mechanisms using JWT and OAuth in PHP and C# applications, enhancing security.Automated deployment processes with tools like Jenkins and GitLab CI/CD for PHP and C# projects, reducing deployment time and minimizing errors.Created and maintained virtual development environments using Vagrant and Docker, ensuring consistency across different development setups.Applied Agile methodologies and Scrum practices in PHP and C# development projects, consistently delivering features with high quality and within sprint timelines. Show less

Developed cross-platform mobile applications using Flutter, ensuring consistent performance on both iOS and Android devices.Utilized Swift and Objective-C for native iOS app development, creating intuitive and responsive user interfaces.Built Android applications using Java and Kotlin, leveraging Android SDK to implement efficient and feature-rich mobile solutions.Integrated RESTful APIs and third-party libraries into mobile applications, enabling seamless data synchronization and… Show more Developed cross-platform mobile applications using Flutter, ensuring consistent performance on both iOS and Android devices.Utilized Swift and Objective-C for native iOS app development, creating intuitive and responsive user interfaces.Built Android applications using Java and Kotlin, leveraging Android SDK to implement efficient and feature-rich mobile solutions.Integrated RESTful APIs and third-party libraries into mobile applications, enabling seamless data synchronization and enhanced functionality.Implemented real-time data updates and push notifications using Firebase, improving user engagement and retention.Developed custom UI components and animations to provide a rich and interactive user experience in mobile apps.Employed React Native for building mobile applications with a single codebase, reducing development time and maintenance effort.Utilized Xcode and Android Studio for development, testing, and debugging, ensuring high-quality app performance.Implemented offline data storage and synchronization using SQLite and Realm, providing a smooth user experience even without internet connectivity.Conducted thorough testing using tools like XCTest and Espresso, identifying and resolving bugs to ensure app stability and reliability.Published and maintained mobile applications on the App Store and Google Play Store, managing updates and user feedback.Collaborated with UI/UX designers and backend developers to deliver cohesive and user-friendly mobile applications, meeting client requirements and industry standards. Show less