Nicolás Arias
Software Engineer
Passionate about creating innovative solutions and learning new technologies

About Me
Get to know me better
Hello! I'm Nicolás Arias, a passionate software engineer with over 7 years of experience building web and mobile applications. I specialize in modern JavaScript frameworks like React, Vue.js, and Node.js, with a strong focus on creating scalable and maintainable solutions.
As a technical leader, I enjoy mentoring other developers and architecting robust systems. I'm constantly learning and exploring new technologies to stay at the forefront of software development. My approach combines technical excellence with practical problem-solving to deliver high-quality solutions.
Companies I've Worked With
Trusted by innovative companies across different industries
Skills & Technologies
Technologies I work with
Frontend Development
- React & Next.js
- Vue.js & Nuxt.js
- TypeScript
- Modern CSS (Tailwind, CSS-in-JS)
- State Management (Redux, Pinia)
- Performance Optimization
- Responsive Design
Backend Development
- NestJS
- Node.js & Express
- RESTful APIs
- GraphQL
- PostgreSQL
- MongoDB
- Microservices Architecture
Leadership & Team Management
- Team Lead Experience (5+ Engineers)
- Code Review & Mentoring
- Technical Planning
- Project Estimation
- Cross-team Collaboration
AI Integration
- OpenAI API Integration
- Google Gemini API
- LLM Prompt Engineering
- AI-Powered Features
- Embeddings & Vector DBs
Developer Tools
- Cursor
- Git, GitHub, GitLab
- Docker & Kubernetes
- CI/CD Pipelines with GH actions and GitLab CI
Personal (old) Projects

Star Battle Game
A web-based game created exclusively with vanilla JavaScript, developed as training for WorldSkills competitions.

Reverse Auction Mobile App
Mobile application developed in React Native for RedCOLSI Foundation research project 2018.

Native Android App
Android application developed natively with Java, as training for Senasoft 2018 competition.

Hanoi Towers Game
Web-based Hanoi Towers game created with HTML5, CSS3, and vanilla JavaScript. Results are saved to Firebase real-time database.

GraphQL API Backend
Backend for RedCOLSI 2018 research project application, written in Node.js with GraphQL infrastructure.

YouMovie Website
Movie website using Vue.js framework to create reusable card components when making requests to TheMovieDB API.
Get In Touch
Let's work together
Location
Colombia