Joshua Barrera Email & Phone Number

Chicago, Il, Us

Downers Grove, Illinois, United States

Chicago, Illinois, United States

As a collaborative and detail-oriented software developer, I have contributed to the enhancement and maintenance of a loan onboarding website through frontend and backend development, writing comprehensive unit tests to ensure code stability, and integrating with other repositories. My efforts resulted in an improved user experience and streamlined development processes.I have played a key role in implementing a customer chat feature into the application, enhancing user engagement and support capabilities. Additionally, I have developed a new endpoint that listened for incoming data from a new client via a webhook, implementing the necessary logic and data processing mechanisms to handle the received data appropriately, ensuring seamless integration and smooth data flow for the client's requirements.I have also created and configured Datadog alerts to proactively monitor and detect specific errors in the production environment, leading to enhanced system stability and minimized downtime. Additionally, I engaged in quality assurance (QA) testing activities, ensuring the reliability, functionality, and usability of the developed features and resolving any issues identified during the testing phase.Furthermore, I created new documentation and established a streamlined process for updating specific documents within the repository, including production-related materials. This initiative improved documentation accuracy, accessibility, and consistency across the team.My strong time management skills have allowed me to meet sprint deadlines and deliver completed tasks within the designated timelines. I am constantly seeking to improve my skillset and thrive in a collaborative and fast-paced environment.

Chicago, Illinois, United States

As a seasoned software engineer, I have spearheaded the design and implementation of reusable, object-oriented language libraries, resulting in a 20% increase in code efficiency across multiple projects through cross-functional collaboration. I have also optimized REST API architecture, achieving a 50% reduction in API response times and enhancing system scalability to handle over 100K daily requests.My expertise in developing high-performance data processing systems that efficiently handle over 5 million daily scrape requests has reduced server response times by 35%. Additionally, I have led the creation of customer-friendly web dashboards using React.js, resulting in a 30% reduction in support tickets by improving data accessibility and visualization.My expertise in containerization strategy using Kubernetes has resulted in a 35% reduction in server costs and a 45% increase in system performance. I have also utilized the Playwright library (Node.js & Python) to develop software that automates purchases and simulates human-like activity on multiple websites.My experience in engineering custom HTTP clients in Go has delivered enhanced security and privacy features. I have also implemented a robust GitHub pipeline that introduced unit tests and other safety measures to ensure the stability and reliability of the main branch. This proactive approach has enhanced code quality, minimized errors, and ensured proper deployment and integration of code changes.I have facilitated onboarding of 20 new clients within 1 year while consistently delivering new product features on a monthly basis. I pride myself on my ability to lead projects and collaborate with cross-functional teams, while constantly improving and refining my skillset.