Keyner Baez

Keyner baez

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location of Keyner BaezDistrito Nacional, Dominican Republic
Phone number of Keyner Baez+91 xxxx xxxxx
Followers of Keyner Baez449 followers
  • Timeline

    Apr 2018 - Apr 2019

    Frontend Developer

    JVJ Tech LLC
    Current Company
    Nov 2019 - now

    Independent Software Consultant | Freelance Developer | Salesforce Specialist | Full Stack Engineer

    BaezSoft
    Sept 2020 - Mar 2021

    Full Stack Developer

    autoSpot RD
    Apr 2021 - Jun 2022

    Software Engineer

    Kleio Technology LLC
    Jun 2022 - Mar 2024

    Software Engineer

    BairesDev
  • About me

    👨‍💻 Software Engineer & Full Stack Developer | Proficient in Angular, React, Node.js | Salesforce Administration - 🌐 Passionate about Crafting High-Level Seamless User Experiences. Let's Elevate Your Project Together!

  • Education

    • Itla

      2019 - 2020
      Diploma of education data processing diploma in data science

      • Developed and implemented multiple machine learning models using R programming languages, such as Support Vector Machines (SVM), Logistic Regression, Time Series, Generalized Linear Models (GLM), and (GAM).• Created advanced SQL queries to extract, manipulate, and analyze database data, enabling efficient data processing and extraction of valuable information.• Leveraged Power BI to develop and deliver impactful business insights through data visualization and analytics.

    • Pontificia universidad católica madre y maestra

      2016 - 2021
      Bachelor's degree systems engineering

      • Developed a web platform utilizing ReactJS for the Frontend and NodeJS for the back end to predict breast cancer through biopsy images. Implemented an AI model CNN using Python to enhance accuracy and reliability.• Created a job posting website using ReactJS and NodeJS, providing a user-friendly platform for employers to post job openings and for job seekers to find relevant opportunities.• Built a website and mobile app, integrating with an ERP system, to efficiently distribute… Show more • Developed a web platform utilizing ReactJS for the Frontend and NodeJS for the back end to predict breast cancer through biopsy images. Implemented an AI model CNN using Python to enhance accuracy and reliability.• Created a job posting website using ReactJS and NodeJS, providing a user-friendly platform for employers to post job openings and for job seekers to find relevant opportunities.• Built a website and mobile app, integrating with an ERP system, to efficiently distribute products to businesses. Utilized ReactJS, React-Native, NodeJS, and PostgreSQL, resulting in seamless inventory management and enhanced business operations.• Developed a website that enables users to upload, read, and listen to books. Incorporated Text-To-Speech technology from GCP to provide an immersive and accessible reading experience. Show less

  • Experience

    • Jvj tech llc

      Apr 2018 - Apr 2019
      Frontend developer

      • Maintained and improved existing websites, proactively enhancing the user experience and optimizing performance.• Collaborated closely with back-end developers and web designers to implement user-friendly features and functionalities successfully.• Authored comprehensive functional requirement documents and user guides, ensuring clear and effective communication with stakeholders.• Designed mobile-based features, ensuring a seamless user experience across multiple platforms.

    • Baezsoft

      Nov 2019 - now
      Independent software consultant | freelance developer | salesforce specialist | full stack engineer

      • Spearheading the development and implementation of web and mobile applications utilizing cutting-edge technologies such as ReactJS, Angular, Node.js, and Salesforce.• Providing expert-level guidance in Salesforce administration, encompassing customizations, integrations, and automation, ensuring seamless operations.• Crafting intuitive user interfaces and optimizing user experiences, fostering maximum engagement and satisfaction.• Conducting comprehensive testing and debugging procedures to uphold the quality and reliability of deliverables, ensuring superior performance.• Delivering ongoing support and maintenance services, guaranteeing the long-term success and efficiency of deployed solutions.• Fostering open communication channels with clients, delivering timely updates, gathering valuable feedback, and promptly addressing concerns.• Orchestrating project timelines, budgets, and resources meticulously, ensuring timely and within-scope project completion.• Leveraging extensive expertise as a Salesforce Administrator, proficiently handling tasks including custom field creation, page layout maintenance, workflow process implementation, integration management, and report/dashboard generation.Additionally,-Developing a groundbreaking system using ReactJS for managing doctors' appointments, revolutionizing medical center organization and management.-Establishing a robust online presence for a curtains company through the creation of a dynamic website, expanding customer reach and engagement.-Implementing advanced form validation using ReactJS and Formik, significantly enhancing data quality and minimizing errors across the application.-Demonstrating exceptional communication skills by collaborating closely with clients to devise and implement tailored technical solutions for diverse business scenarios. Show less

    • Autospot rd

      Sept 2020 - Mar 2021
      Full stack developer

      • Developed multiple mobile applications using Ionic/React Native, delivering high-quality solutions for various client needs.• Implemented new features and functionalities in ReactJS, enhancing the capabilities and user experience of the applications.• Developed a web platform using ReactJS, resulting in a 50% increase in user engagement and a 30% reduction in page load time.• Designed and developed multiple engaging landing pages, effectively capturing user attention and driving conversions.• Significantly improved application performance by 15% through the migration of legacy code to a modern standard.• Successfully maintained and managed the company's CRM system, leading to a 20% increase in sales productivity and improved customer retention.• Developed efficient serverless functions using nodeJS, optimizing performance and resource utilization. Show less

    • Kleio technology llc

      Apr 2021 - Jun 2022
      Software engineer

      • Delivered significant improvements to the user experience and overall performance by upgrading the UI version from Angular 7 to 11, resulting in enhanced responsiveness, faster loading times, and improved usability.• Introduced continuous integration and deployment processes, leveraging tools like Jenkins or GitLab CI/CD, to automate the software release cycle, ensuring seamless updates and reducing time-to-market for new features.• Implemented responsive design principles, ensuring that the education platform is accessible and optimized for different devices and screen sizes, providing a consistent and seamless experience for notaries public on desktops, tablets, and mobile devices.• Conducted comprehensive bug fixes and performed thorough code reviews on both the front and backend sides, ensuring exceptional code quality and optimal application stability.• Implemented new tests using libraries like Jest, React Testing Library, Karma, and Cypress, resulting in increased code coverage and significantly enhancing the robustness of the application. Show less

    • Bairesdev

      Jun 2022 - Mar 2024
      Software engineer

      • Conducting code reviews and implementing best practices in ReactJS development, resulting in a 20% reduction in code errors and improved code quality across the development team.• Streamlining UI component reusability and maintainability by migrating them to Storybook.• Develop a comprehensive task management module using ReactJS, enabling law firm teams to efficiently track and manage case-related tasks, resulting in a 30% improvement in task completion rates and overall productivity.• Contributing to the development of automated testing suites using React Testing Library and jest, increasing test coverage by 30% and reducing the occurrence of regression issues in the case management platform.• Collaborating closely with the design team to craft advanced UI interfaces using Bootstrap 5, ensuring a seamless and consistent user experience throughout the application. Show less

  • Licenses & Certifications

    • Ef set english certificate 62/100 (c1 advanced)

      Ef standard english test (ef set)
      Apr 2024
      View certificate certificate
    • Curso avanzado de ciencia de datos

      Platzi
      Dec 2019
    • Git and github

      Platzi
      Oct 2019
    • Programacion estructurada

      Platzi
      Jan 2020
    • Css grid layout

      Platzi
      Apr 2019
    • Buenas practicas y entorno de desarrollo

      Platzi
      Jan 2020
    • Javascript

      Platzi
      Feb 2019
    • Web development

      Platzi
      Feb 2019
    • Animaciones web

      Platzi
      Apr 2019
    • Fundamentos de r

      Platzi
      Dec 2019
    • Bases de datos en aws

      Platzi
      Dec 2019
    • Sql and mysql

      Platzi
      Dec 2018
    • Salesforce certified administrator (sca)

      Salesforce
      Apr 2022
      View certificate certificate
    • Responsive design

      Platzi
      Mar 2019
    • Node.js

      Platzi
      Oct 2019