Damien Dumontet

I played a key role in developing secure and well-designed mobile applications for Oney Bank. Some of my key contributions include: • Developed robust mobile applications using 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 and 𝗥𝗲𝗱𝘂𝘅 ensuring seamless performance and user experience. • Used 𝗧𝗲𝘀𝘁 𝗗𝗿𝗶𝘃𝗲𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 (𝗧𝗗𝗗) to enhance code quality and reliability. • Applied 𝗗𝗼𝗺𝗮𝗶𝗻 𝗗𝗿𝗶𝘃𝗲𝗻 𝗗𝗲𝘀𝗶𝗴𝗻 (𝗗𝗗𝗗) principles to structure complex application architectures. • Collaborated with a large, expert team to deliver innovative solutions, maintaining high standards of security and design. • Developed proofs of concept (POC) for internal tools that are now extensively utilized, contributing to operational efficiency and innovation. • Participated in 𝗨𝗜/𝗨𝗫 𝗰𝗼𝗻𝗰𝗲𝗽𝘁𝗶𝗼𝗻, collaborating with designers to create intuitive and user-friendly interfaces, enhancing overall user satisfaction.

I participated in the development and helped creating a team of 5 frontend developers for a new selling point software for RATP. My key contributions to the project included: • I Developed a responsive and efficient user interface using React, focusing on providing a seamless ticket purchasing experience. • Implemented 𝗿𝗲𝗮𝗰𝘁𝗶𝘃𝗲 𝗽𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 to enhance frontend performance and interactivity. • Designed and developed a user-centric interface, allowing users to quickly and easily buy tickets, significantly improving transaction efficiency. • Collaborated with stakeholders to ensure alignment with business goals and user requirements, delivering a solution that met high usability standards.

I developed several web application dashboards for major French companies. My contributions included: • Developed dynamic and interactive dashboards using 𝗔𝗻𝗴𝘂𝗹𝗮𝗿 and 𝗿𝗲𝗮𝗰𝘁𝗶𝘃𝗲 𝗽𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴, providing users with insightful views of their annual financial results. • Leveraged 𝗥𝘅𝗝𝗦 to ensure efficient data handling and real-time updates, enhancing user interaction and data accuracy. • Designed solutions that not only presented financial data but also offered actionable insights to help companies identify areas for improvement. • Collaborated closely with company stakeholders to tailor the dashboards to their specific needs, ensuring that the tools supported strategic decision-making.

I developed a robust API using Ruby on Rails. Key accomplishments included: • Designed and implemented an 𝗔𝗣𝗜 with a robust 𝗮𝘂𝘁𝗵𝗲𝗻𝘁𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝘀𝘆𝘀𝘁𝗲𝗺, ensuring secure access and data privacy. • Developed functionality to retrieve nearby restaurants based on user location • Developed web scraping capabilities to gather information such as reviews, menus, and other relevant details, providing users with comprehensive insights. • Collaborated with team members to refine and enhance the system's functionality, contributing to a seamless user experience and reliable performance.