Andres Fonseca

Continuous learner and open source enthusiast building modern web applications with AI

View My Work

Technologies I Use

Ubuntu icon
Ubuntu
Operating System
Proficiency: 95%

World's favourite Linux operating system for desktops, servers and IoT devices.

Bitwarden icon
Bitwarden
Tool
Proficiency: 90%

Freemium open-source password management service that is used to store sensitive information.

Git icon
Git
DevOps
Proficiency: 85%

Distributed version control software system that is capable of managing versions of source code or data.

HTML icon
HTML
Programming Language
Proficiency: 85%

Hypertext Markup Language is the standard markup language for documents designed to be displayed in a web browser.

CSS icon
CSS
Programming Language
Proficiency: 80%

CSS allows the separation of presentation from structure. CSS can define color, font, text alignment, size, borders, spacing, layout and many other typographic characteristics.

Google Cloud icon
Google Cloud
Cloud & Infrastructure
Proficiency: 80%

Suite of cloud computing services offered by Google that provides a series of modular cloud services.

Python icon
Python
Programming Language
Proficiency: 80%

High-level, general-purpose programming language. Its design philosophy emphasizes code readability with the use of significant indentation.

Docker icon
Docker
DevOps
Proficiency: 75%

Tool that helps developers build, share, run, and verify applications using containers.

Django icon
Django
Framework
Proficiency: 70%

Python-based web framework that runs on a web server. It follows the model–template–views architectural pattern.

PostgreSQL icon
PostgreSQL
Database
Proficiency: 70%

Powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.

Bash icon
Bash
Programming Language
Proficiency: 60%

Interactive command interpreter and programming language developed for Unix-like operating systems.

Flutter icon
Flutter
Front-end Development
Proficiency: 60%

Software development kit that can be used to develop cross platform applications from a single codebase.

Bootstrap icon
Bootstrap
Library
Proficiency: 55%

Powerful HTML, CSS, and JS toolkit featuring Sass customization, prebuilt grid system, and JavaScript plugins.

Kali Linux icon
Kali Linux
Operating System
Proficiency: 50%

Open-source, Debian-based Linux distribution for various information security tasks, such as Penetration Testing, Security Research, Computer Forensics and Reverse Engineering.

DBeaver icon
DBeaver
Database
Proficiency: 45%

Free, open-source database management tool.

FastAPI icon
FastAPI
Framework
Proficiency: 45%

Modern, fast (high-performance), web framework for building APIs with Python based on standard Python type hints.

Heroku icon
Heroku
Cloud & Infrastructure
Proficiency: 45%

AI platform as a service (AI PaaS) that enables developers to build, run, and scale applications entirely in the cloud.

Javascript icon
Javascript
Programming Language
Proficiency: 45%

JavaScript is a programming language and core technology of the web platform, alongside HTML and CSS.

Railway icon
Railway
Cloud & Infrastructure
Proficiency: 40%

Railway simplifies your infrastructure stack from servers to observability with a single, scalable, easy-to-use platform.

Typescript icon
Typescript
Programming Language
Proficiency: 40%

High-level programming language that adds static typing with optional type annotations to JavaScript.

Microsoft Azure
Cloud & Infrastructure
Proficiency: 35%

Offers management, access and development of applications and services to individuals, companies, and governments through its global infrastructure.

Node.js icon
Node.js
Cloud & Infrastructure
Proficiency: 35%

Open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

Vercel icon
Vercel
Cloud & Infrastructure
Proficiency: 35%

Frameworks, workflows, and infrastructure to build a faster, more personalized web.

Supabase icon
Supabase
Cloud & Infrastructure
Proficiency: 30%

Postgres development platform. Start with a Postgres database, Authentication, instant APIs, Edge Functions, Realtime subscriptions, Storage, and Vector embeddings.

React icon
React
Programming Language
Proficiency: 25%

open-source front-end JavaScript library that aims to make building user interfaces based on components more "seamless".

Solidity icon
Solidity
Programming Language
Proficiency: 25%

Used for implementing smart contracts on various blockchain platforms.

Jenkins icon
Jenkins
DevOps
Proficiency: 15%

Open source automation server which enables developers around the world to reliably build, test, and deploy their software

Kubernetes icon
Kubernetes
Cloud & Infrastructure
Proficiency: 15%

Open-source container orchestration system for automating software deployment, scaling, and management.

neo4j icon
neo4j
Machine Learning
Proficiency: 15%

Graph database management system. The data elements Neo4j stores are nodes, edges connecting them and attributes of nodes and edges.

PyTorch icon
PyTorch
Machine Learning
Proficiency: 15%

Open-source machine learning library used for applications such as computer vision, deep learning research and natural language processing.

RAG
Machine Learning
Proficiency: 15%

Retrieval-augmented generation (RAG) is a technique that enhances large language models (LLMs) by allowing them to retrieve and incorporate new information from external sources, such as documents or databases, before generating responses.

Technologies I'm Interested In Learning

Ansible icon
Ansible
DevOps
Flask icon
Flask
Framework
Tensorflow icon
Tensorflow
Machine Learning
Terraform icon
Terraform
Cloud & Infrastructure

Core Skills

Lean process improvement

Kaizen

90%

Methodology focused on enhancing efficiency by eliminating waste and maximizing value for customers.

System administration

DevOps

85%

Responsible for the upkeep, configuration, and reliable operation of computer systems, especially multi-user computers, such as servers.

Semantics

Communication

75%

The study or science of meaning in language.

Bilingual

Communication

90%

Able to communicate in English and Spanish with fluency.

SCRUM

DevOps

85%

Agile team collaboration framework commonly used in software development and other industries. Scrum prescribes for teams to break work into goals to be completed within time-boxed iterations, called sprints.

Kanban

DevOps

95%

Systematic method of work, derived from Lean and Agile. It ensures teams pull work items - Kanban cards - through a process, achieving continuous delivery.

CI/CD

DevOps

80%

CI/CD stands for Continuous Integration and Continuous Delivery/Deployment. With CI/CD, we automate the integration of code changes from multiple developers into a single codebase.

Project Management

Management

90%

Project management is the process of supervising the work of a team to achieve all project goals within the given constraints.

Troubleshooting

DevOps

90%

Systematic approach to identifying and resolving problems in machines or systems to restore their functionality.

Coaching & Mentoring

Communication

75%

Developmental process where an experienced person, helps a learner or client achieve specific personal or professional goals by providing guidance and support.

Self directed learning

Development

80%

Educational approach where learners take the initiative to identify their own learning goals, choose resources, and evaluate their progress.

Teamwork

Communication

90%

Cooperative effort by the members of a group or team to achieve a common goal.

Featured Projects

MercaTico

Marketplace for Costa Rican entrepreneurs.

Technologies:
Git Python Django PostgreSQL Flutter Railway Vercel

Pura Pata

Website to help stray dogs find a home in Costa Rica.

Technologies:
HTML Python PostgreSQL FastAPI Railway Typescript Vercel Supabase

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Why Reach Out?
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