Summary
Senior Frontend Developer with 7+ years of experience building scalable, high-performance user interfaces for applications serving thousands of users. I combine technical excellence with a keen eye for design details, ensuring both exceptional user experiences and maintainable, well-architected codebases. Driven by curiosity about underlying systems and emerging technologies, I bring a depth of expertise that extends to electronics, graphics programming, and sustainable development practices.
Experience
Frontend Developer
Awork GmbH - awork.com
- Architected and launched the awork Desktop application using Electron, serving thousands of daily users across MacOS and Windows. Designed auto-update infrastructure in .NET and established complete CI/CD pipeline to enable seamless deployment cycles.
- Led Framework team initiatives, owning critical infrastructure components including authentication systems, notification services, third-party integrations, mobile/desktop applications, and base UI component library that power all product features.
- Engineered real-time collaborative editing system using Tiptap and Y.js CRDT framework with SignalR transport layer, enabling simultaneous multi-user editing across Docs feature and project/task descriptions.
- Developed high-impact features for Angular-based application while maintaining code quality standards and ensuring scalable architecture patterns.
Frontend Developer
Terminal.io - PresenceLearning
- Developed core features for Angular-based teletherapy platform serving thousands of daily users, enabling healthcare providers to manage caseloads, scheduling, billing, and patient communications.
- Built push notification system for Flutter-based mobile application for healthcare therapists, deployed to both iOS App Store and Google Play Store.
- Served on Operational Excellence team, driving UX improvements and performance optimizations across the company's suite of customer-facing applications.
Junior Frontend Developer
PSL Corp - Now part of Perficient
- Developed cross-platform POS system using Angular, NGRX, SQLite, and Cordova, deployed across multiple food chain and retail locations throughout the United States.
- Built interactive restaurant table management system featuring drag-and-drop layout editor and real-time order visualization, enabling staff to optimize seating arrangements and track active orders by table.
- Contributed to large-scale development effort within distributed team of 70+ engineers across multiple countries.
Junior Fullstack Developer
BCD Travel Colombia
- Architected and developed project management software from the ground up for the engineering team using .NET MVC and Microsoft SQL Server, streamlining project tracking and resource allocation workflows.
- Led redesign of flight booking platform, establishing a comprehensive design system and style standards that unified user experience across the entire application.
Education
Msc. Project Manangement for Environmental and Energy Engineering
Institute Mines-Telecom - Nantes, France
Performed comprehensive feasibility study for master's thesis, analyzing technical requirements and financial models for solar microgrid implementation in underserved Nairobi communities.
BSc. in Electronic Engineering
Universidad de los Andes
Developed embedded CO2 measurement system for bachelor's thesis research, utilizing Arduino microcontroller and SD card data logging to quantify microbial activity levels in compost samples.
Websites
My Website - https://www.anfelos.com/
Github Profile - https://www.github.com/anfelo/
LinkedIn Profile - Profile Link
Tech Stack
Frontend Stack
- Angular
- VueJS
- Typescript
- CSS/SCSS
Backend Stack
- Golang
- NodeJS
- SQL
Graphics Programming
- C/C++
- OpenGL
- WebGL
Languages
- Spanish Native
- English Advanced C1
- French Basic B1
- German Basic A2