Sergio Zapata

“Experienced Angular Developer | Specializing in Front-End Architecture and Responsive Design | 7+ Years of Experience”

Medellín, Antioquia, Colombia

About

As an experienced Front-End Developer with over 7 years of hands-on experience, I specialize in leveraging JavaScript technologies, particularly Angular, to create efficient and user-friendly web solutions. My expertise spans all versions of Angular, up to the current version 18. I have managed diverse projects across numerous industries, fine-tuning my skills in UI design, architectural planning, and seamless development. I am known for my commitment, approachability, and a strong learning ethos, helping me excel throughout the entire development lifecycle. I am passionate about staying ahead of the latest advancements in web development and aspire to work on innovative projects that challenge my skills and enable me to make a significant impact. CV: https://bit.ly/4b7o6AU Contact: ✉ [email protected] ✆ +573015317981

Experience

  • Senior Angular developer at NVISIONX
    Apr 2025 - Present · 1 yr 4 mos

    ● Maintaining and improving a large-scale Angular application using Angular 17, while preparing the architecture for a smooth migration to Angular 20. ● Taking technical ownership of the front-end codebase, including architectural decisions and code reviews. ● Refactoring legacy code that lacked best practices, improving maintainability, performance, and scalability. ● Designing and implementing reusable, scalable components following modern Angular standards. ● Implementing Angular Signals alongside RxJS to improve state management and application reactivity. ● Resolving complex bugs and systematically reducing technical debt. ● Creating Proofs of Concept (POCs) to validate architectural improvements and new technical approaches. ● Writing and maintaining unit tests using Jasmine and Karma. Daily work with GitHub, NgRx, Tailwind CSS, in a Windows-based development environment.

  • Senior Angular Developer at Xebia
    Oct 2024 - Apr 2025 · 7 mos

    ● Developed and maintained scalable Angular applications using a micro-frontend architecture. ● Implemented responsive, mobile-first designs, ensuring cross-browser compatibility. ● Collaborated with UI/UX designers to deliver intuitive and user-centric interfaces. ● Integrated .NET RESTful APIs for efficient data retrieval and updates using asynchronous calls. ● Worked closely with backend developers to ensure seamless integration between front-end components and server-side logic. ● Actively participated in daily stand-ups, sprint planning, and Agile development processes. Technologies & Tools: JavaScript, Angular 18, RxJS, Signals, TypeScript, AG-Grid, Git, TFS (Visual Studio), Azure, HTML5, CSS3, Sass, Bootstrap 5, Mac OS, Visual Studio.

  • Frontend Developer at Unosquare
    Apr 2023 - Apr 2024 · 1 yr 1 mo

    Multiple Projects - Financial and Tax Applications Responsibilities: ● Developed and maintained scalable Angular applications using a micro-frontend architecture. ● Implemented responsive, mobile-first designs, ensuring cross-browser compatibility. ● Collaborated with UI/UX designers to deliver intuitive and user-centric interfaces. ● Integrated .NET RESTful APIs for efficient data retrieval and updates using asynchronous calls. ● Worked closely with backend developers to ensure seamless integration between front-end components and server-side logic. ● Actively participated in daily stand-ups, sprint planning, and Agile development processes. Technologies & Tools: JavaScript, Angular 12, RxJS, TypeScript, AG-Grid, Git, TFS (Visual Studio), Bitbucket, HTML5, CSS3, Sass, Material Design, Bootstrap 5, Mac OS, Visual Studio.

  • Frontend Developer at Endava
    Jan 2022 - Apr 2023 · 1 yr 4 mos

    Multiple Projects - Logistics Applications Responsibilities: ● Developed and maintained scalable Angular applications utilizing a micro-frontend architecture. ● Created responsive, mobile-first designs with a focus on cross-browser compatibility. ● Collaborated with UI/UX designers to deliver user-friendly, intuitive interfaces. ● Integrated .NET RESTful APIs for efficient asynchronous data handling and updates. ● Partnered closely with backend teams to ensure smooth front-end and server-side integration. ● Engaged in daily stand-ups, sprint planning, and other Agile development practices. Technologies & Tools: JavaScript, Angular 11, RxJS, TypeScript, AG-Grid, Git, TFS (Visual Studio), Bitbucket, HTML5, CSS3, Sass, Material Design, Bootstrap 4, Mac OS, Visual Studio.

  • Frontend Web Developer at Overactive
    Feb 2021 - Jul 2021 · 6 mos

    XPO Logistics - Logistic app Responsibilities: ● Developed and maintained scalable Angular application using micro frontend approach. ● Implemented responsive designs and ensured cross-browser compatibility. ● Collaborated with UI/UX designers to create intuitive user interfaces. ● Integrated .Net RESTful APIs to fetch and update data asynchronously. ● Worked closely with backend developers to integrate front-end components with server-side logic. ● Participated in daily stand-up meetings and sprint planning sessions as part of the Agile development process. Technologies & tools: JavaScript, Angular 10, RxJs, TypeScript, Ag-Grid, Git, TFS (visual studio), Bitbucket, HTML 5, CSS3, Sass, Material Design, Bootstrap4, Mac Os, Visual Studio.