Frontend Engineering

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JHON REYNOSO

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About this service

Summary

I bring your vision to life with end-to-end development of dynamic, high-performance web and mobile applications tailored to meet your unique needs. With over 7 years of hands-on expertise in modern front-end technologies such as Angular, React, and RxJS, I specialize in building visually stunning, user-centric interfaces that deliver exceptional experiences. My focus on clean, maintainable code ensures that your application remains scalable and easy to evolve as your business grows.

Having worked with companies around the globe and collaborated with multifunctional teams, I bring a deep understanding of diverse industries and cultures, enabling me to create solutions that are both innovative and practical. My front-end expertise doesn’t stop at aesthetics—I ensure seamless integration with robust backend systems, leveraging tools like TypeScript, state management libraries, and responsive design techniques to deliver applications that perform flawlessly across devices.

Collaboration is at the heart of my approach. By embracing Agile practices, I foster transparent communication, iterative progress, and timely delivery, ensuring that your project remains aligned with your goals every step of the way. Whether you’re building from scratch or enhancing an existing application, I am dedicated to delivering solutions that not only meet your expectations but elevate the user experience to new heights.

Process

Process

1. Uncover Opportunities: Understand your needs, goals, and challenges.

2. Blueprint & Planning: Develop a detailed project roadmap and technical architecture.

3. Develop & Build: Create and implement scalable, high-quality solutions.

4. Feedback-Driven Customization: Refine features based on your input for a tailored fit.

5. Continuous Delivery: Deliver incremental updates for faster results and adaptability.

6. Day-to-Day Communication: Provide regular updates and maintain transparency throughout.

FAQs

What technologies do you work with?
I have deep expertise in Angular, React, ionic for building interactive and scalable user interfaces. And of course I also work with TypeScript, JavaScript, RxJS, Redux, NGRX CSS/SCSS, TailwindCSS, Bootstrap, and related tools for crafting clean, responsive, and maintainable designs.
How do you ensure a seamless user experience?
I focus on user-centric design principles, responsive layouts, and intuitive interactions. By conducting performance optimization, usability testing, and accessibility compliance checks, I create interfaces that feel natural and engaging for users.
Do you follow Agile practices?
Absolutely. I am experienced in Agile workflows, ensuring iterative development, consistent feedback, and timely delivery. Working in sprints, I maintain a collaborative environment and stay aligned with project goals.
What industries have you worked in?
I have delivered front-end solutions for industries including finance, healthcare, logistics, and SaaS startups. Each project has honed my ability to adapt to unique business challenges and user requirements.
How do you handle communication and collaboration in distributed teams?
I utilize tools like Slack, Microsoft Teams, and Jira for real-time communication and project tracking. With my experience in remote collaboration, I ensure clear and consistent updates, maintaining alignment with the team and project goals.

What's included

High-Performance Web Application
- Fully functional, high-performance web or mobile application. - Clean, maintainable, and well-documented codebase. - Responsive, user-friendly UI/UX design. - Integration with APIs and third-party services. - Comprehensive testing and quality assurance reports. - Deployment and post-launch support. -Technical documentation and user guides. - Ongoing maintenance or updates (optional).
Documentation and Knowledge Transfer
- Detailed System Architecture Documentation: Visual diagrams and detailed explanations of the web application's structure, components, and data flow. - API and Service Integration Documentation: Clear documentation of all integrated APIs, third-party services, and their interactions with the web application. - Developer Guides: Comprehensive guides for developers to extend or modify the application, including code comments, architectural decisions, and best practices. - User Guides: Documentation for end users on how to navigate, use, and troubleshoot the application.

Example projects