Alexander Simmons

ad4x6i@r.postjobfree.com +1-419-***-****

Summary

As a Senior Frontend and Mobile Engineer with 11 years of experience, holding a Bachelor's degree in Computer Science, I am dedicated to delivering exceptional results in the design, development, integration, and delivery of sophisticated web applications. Renowned for my customer-centric approach and analytical mindset, I consistently pursue excellence by crafting innovative solutions. My philosophy prioritizes simplicity and efficiency, addressing project-specific challenges to achieve optimal design outcomes.

Professional Experience

Amazing Dental, Michigan, US

Mobile Engineer / Team Lead (Sep 2021 - Dec 2023)

•Spearheaded the development of a Hospital Management System and Community Health Outreach Program, leveraging React/Typescript for web application and integrating React Native for mobile platforms.

•Led the implementation of real-time analytics dashboards, employing WebSocket and SignalR technologies alongside D3.js for data visualization and React Hooks for improved code maintainability. This initiative provided healthcare professionals with actionable insights into patient data and treatment outcomes, resulting in a 15% enhancement in data-driven decision-making processes.

•Implemented frontend components and user interfaces using React Native, ensuring a seamless and intuitive user experience across various devices and screen sizes. Demonstrated proficiency in iOS and Android platforms to maintain consistency.

•Enhanced UI components management by 26% through the implementation of a storybook for web applications, while also introducing reusable components in React Native for mobile platforms.

•Augmented client base by 29% through the integration of i18n into flagship web and mobile applications, thereby improving accessibility and usability for global users.

•Optimized application navigation flow by implementing dynamic routing using React Router for the web and React Navigation for mobile. Achieved a 25% reduction in page loading time across both platforms.

•Conducted end-to-end testing automation using Cypress and Jest tools for both web and mobile applications, resulting in heightened software quality and accelerated time-to-market.

•Oversaw app distribution, beta testing, and performance monitoring via Google Play Console for Android apps and utilized TestFlight for iOS app beta testing. Ensured smooth deployment processes and gathered valuable user feedback.

•Conducted application debugging across various browsers using Jasmine and Mocha for web, and React Native debugging tools for mobile platforms.

•Integrated Jest unit tests into the continuous integration (CI) pipeline, automating the testing process and facilitating early detection of code issues for web and mobile applications.

•Ensured proper data handling through REST API for receiving and posting data to the database across both web and mobile platforms.

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•Successfully submitted developed mobile applications to Google Play Store and Apple App Store Connect, adhering to respective guidelines and ensuring seamless approval processes, including in-app-purchase flow.

•Utilized Jira for project management, task tracking, and collaboration within agile teams, including UX/UI designers and backend engineers. Ensured efficient workflow management and timely milestone delivery.

•Incorporated Slack for team communication and collaboration, enabling real-time discussions, file sharing, and integration with other tools to streamline project coordination and enhance team productivity.

IWP Capital, Texas, US

Senior Frontend Developer ( Aug 2019 - Jul 2021 )

•Led the development effort to create a mobile fintech application tailored to ethical investors, enabling users to screen stocks and ETFs according to their values, utilizing technologies like Flutter to ensure a seamless user experience across iOS and Android devices.

•Collaborated with stakeholders to translate requirements into intuitive user interfaces, aligning with ethical investment principles, employing design patterns like MVVM to enhance maintainability and scalability.

•Implemented a real-time stock chart feature using libraries like MPAndroidChart and Syncfusion for smooth performance, providing users with up-to-date market data and insights.

•Integrated trade execution capabilities within the app, enabling secure and efficient buy and sell orders, leveraging APIs from leading brokerage platforms such as Robinhood and Apex.

•Developed robust portfolio management tools, allowing users to track investments and monitor performance metrics, utilizing local storage solutions including SQLite for offline data caching.

•Integrated in-app subscription features, enabling access to premium content and services, leveraging in-app purchase APIs from Google Play Store and Apple App Store.

•Designed and implemented an administrative web portal for the fintech application utilizing Vue.js, alongside an investment advisor web application developed with Next.js.

•Maintained a relentless focus on quality, performance, and security through thorough testing, utilizing automated testing frameworks like Flutter's built-in testing library.

•Delivered a robust and scalable fintech solution, exceeding expectations, employing cloud- native architectures for scalability and cost-efficiency. NBC Universal, New York, US

Senior Front-End Developer / Mobile Developer ( May 2015 – Jul 2019 )

•Designed and implemented an Over-The-ITop (OTT) cloud Video Platform, enabling video-on-demand, live streaming, and document sharing for 700 worldwide locations, resulting in a 17% increase in user engagement and content accessibility.

•Developed a migration plan to transition the legacy product from AngularJS to React, ensuring smoother transitions and enhanced user experiences across platforms.

•Extended platform capabilities to mobile devices through React Native, facilitating seamless access to content on iOS and Android devices, enhancing user reach and versatility.

•Improved development quality and speed by covering 80% of the project with test cases using Jest, Mocha, and React Native Testing Library, ensuring robustness and reliability across all platforms, including mobile.

•Collaborated with cross-functional teams to streamline operations and ensure alignment between mobile and web development efforts, delivering projects in a timely manner.

•Conducted thorough testing and review of mobile application design for responsiveness, clarity, and effectiveness, ensuring a consistent and intuitive user experience across platforms. Alexander Simmons 2 / 4

•Built reusable components and front-end libraries for future use in web and mobile applications, maximizing efficiency and maintaining consistency in design and functionality.

•Established and maintained project workflow using GitHub, fostering collaboration and version control among developers working on both web and mobile components.

•Played a key role in the Software Development Life Cycle (SDLC) of applications developed using AGILE methodology, ensuring alignment between mobile and web development efforts and delivering high-quality products on time and within budget.

Diamondback Energy, Inc., Texas, US

Full Stack Developer ( Sep 2013 – Feb 2015 )

•Utilized Django and PHP frameworks extensively for backend development tasks, ensuring smooth integration with frontend components.

•Utilized HTML, CSS, JavaScript, and various frontend libraries and frameworks like AngularJS to craft responsive and user-friendly interfaces.

•Led UI design and frontend development efforts, translating design concepts into functional frontend components within the Django and PHP ecosystems, a significant part of my responsibilities.

•Collaborated closely with UX designers and marketing managers to plan and implement front-end features, adhering to the 5 stages of the Software Development Life Cycle (SDLC) within Django, PHP, and WordPress environments.

•Implemented client-side validations using JavaScript within Django, PHP, and WordPress projects, enhancing frontend functionality and user experience.

•Employed Postman REST Client for testing frontend-to-backend interactions, ensuring seamless communication between different components.

•Adopted test-driven development (TDD) methodologies and automated testing practices within Django, PHP, and WordPress projects to maintain high code quality across frontend and backend components.

•Delivered concise technical reports to senior management and clients regarding project status and technical matters, providing insights into front-end and back-end development using appropriate terminology for Django, PHP, WordPress. Skills

Web Technologies: HTML/HTML5, CSS3, XML, JavaScript / TypeScript, AJAX, JSON, DOM, MUI Frameworks: React, React Native, Flutter, Angular(2/4/8/9/11/14), Django, Laravel CI/CD: Jenkins, Azure Cloud environment: Azure, AWS OS: WINDOWS, Mac, Android, iOS JavaScript Lib: jQuery, React.JS, Next.JS, Angular.JS, BootStrap, Node.JS, D3.JS, Vue.JS UX Tools: Figma, Adobe XD Methodologies: Agile, Scrum(Mira, Jira, Rally) Testing: Jest, Karma, Jasmine, Mocha, Cypress API Development: Postman, SwaggerUI, PAW Version Control: GIT, GITHUB, Bitbucket

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Education

Bachelor of Computer Science

University of Texas Permian Basin

04/2009 – 06/2012

Texas, US

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