PORTFOLIO / 2026

ERICK MENESES

Full Stack Developer

Web · Mobile · Backend · UX/UI

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Profile / Full Stack

Nine years turning complex systems into products that work.

I am an Electronic Engineer and Full Stack Developer. I build web and mobile solutions end to end, from experience and architecture to data, automation and deployment.

01 9+ years of experience
02 Web, mobile and backend
03 Architecture, cloud and CI/CD

View GitHub Download resume

Capabilities / 05

I build from interface to complete system.

I design, build and connect complete digital products, from experience to data and architecture.

Domain 01 / 05

Frontend

Robust, accessible product interfaces designed to evolve.

Core technologies

TypeScript
Angular
React
JavaScript

Supporting tools

Tailwind CSS
Bootstrap
Responsive UI
UX/UI

Domain 02 / 05

Backend & APIs

Services, integrations and contracts that connect the complete product.

Core technologies

Node.js
.NET
Python
REST APIs

Supporting tools

FastAPI
Flask
Hono
Spring
OpenAPI
WebSockets

Domain 03 / 05

Mobile

Native and hybrid mobile experiences connected to real systems.

Core technologies

React Native
Flutter
Expo

Supporting tools

Capacitor
Hybrid apps
Realtime
Firebase

Domain 04 / 05

Databases

Modeling, querying and optimization for reliable decisions and operations.

Core technologies

PostgreSQL
SQL Server
MongoDB
MySQL

Supporting tools

Firestore
Cloud SQL
BigQuery
Indexes
Cache

Domain 05 / 05

Product, cloud & UX/UI

Product judgment that turns technical complexity into clear experiences.

Core technologies

UX/UI
GCP
CI/CD
Figma

Supporting tools

Cloud Run
Pub/Sub
Gitflow
n8n
Stripe
Google Maps

November 2025 — Present 01 / 07

Senior Frontend Developer

Toggle - Provident United Kingdom

Active

Responsibilities and outcomes

Angular 20 development for the web BackOffice, building scalable interfaces and efficient internal operations flows.
Development of a digital marketing portal for scheduling posts and managing campaigns, content and marketing operations.
API integration and consistent frontend flows across web and mobile experiences.
Secure authentication and session management with Amazon Cognito.
Integration of Amazon S3 and AWS Amplify for asset management, service connectivity and frontend deployment.
Development of the new Flutter mobile application for iOS and Android devices.

Technologies

Angular 20
Flutter
Amazon Cognito
Amazon S3
AWS Amplify
REST APIs
Web
Mobile

September 2023 — September 2025 02 / 07

Full Stack & Mobile Developer

Autofin Auto Monterrey

Responsibilities and outcomes

I optimized prospect and sales modules with Angular and .NET, improving API performance by 40%.
I designed microservices with Python, FastAPI, Flask and .NET, documented with OpenAPI and covered by pytest and unittest.
I implemented Gitflow and CI/CD pipelines with GitHub and developed GCP services with Cloud Run, Cloud Functions and Pub/Sub.
I integrated SQL Server, MySQL, Firestore, Cloud SQL and BigQuery, as well as Golang services and WebSocket communication.
I built mobile capabilities and automation with React Native, Capacitor, n8n, chatbots and AI.

Verified metrics

40% improvement in API performance

Technologies

Angular
.NET
Python
FastAPI
Flask
GCP
SQL Server
MySQL
Firestore
Cloud SQL
BigQuery
Golang
WebSockets
React Native
Capacitor
n8n

August 2021 — August 2023 03 / 07

Full Stack Mobile Developer

Zona Zero | Guanajuato

Responsibilities and outcomes

Development of Kiosco Digital with React Native.
I built services with Node.js, Hono, Python and FastAPI, documented with OpenAPI and connected to PostgreSQL, MySQL and NoSQL databases.
I implemented real-time communication with WebSockets and reduced query latency by 35%.
I collaborated with Gitflow, GitHub, automated tests and CI/CD pipelines.

Verified metrics

35% reduction in query latency

Technologies

React Native
Node.js
Hono
Python
FastAPI
PostgreSQL
MySQL
WebSockets
OpenAPI

August 2020 — March 2021 04 / 07

Frontend Developer

Cámara de Diputados CDMX

Responsibilities and outcomes

I led the migration of a React application to Angular and JavaScript for a digital repository search engine with millions of records.
I integrated REST APIs and OpenAPI/Swagger-documented microservices while optimizing state, pagination and requests.
I improved responsive components and search flows and collaborated with Gitflow, GitHub, automated tests and CI/CD.

Technologies

Angular
JavaScript
REST APIs
OpenAPI
Gitflow
CI/CD

March 2017 — August 2020 05 / 07

Frontend Web & Mobile Developer

Kodit System

Responsibilities and outcomes

I implemented educational portals with Angular, Bootstrap and REST APIs, improving responsive experience and frontend performance.
As sole frontend developer, I built Petinder, a social pet experience with Flutter, Angular and Firebase.
I developed Tiendas Quality, a mobile e-commerce product with Flutter, Stripe and order tracking.
I led Sukha, an at-home services platform with Google Maps, Stripe and real-time Firebase.
I designed HorusMX Web & Mobile for 911 emergency response, including unit assignment, chat and video calls.
I built IDKYET with React Native, Expo, MongoDB and AI to generate personalized vocational recommendations.

Technologies

Angular
React
React Native
Flutter
Firebase
MongoDB
Stripe
Google Maps
OpenLayers
REST APIs

Earlier experience 06 / 07

Full Stack Software Developer

iQuantics

Responsibilities and outcomes

I developed C scripts for Calypso contactless smart cards under ISO/IEC 14443, including encryption and secure data handling.
I built a Spring web application for citizen services with secure document download and encryption.

Technologies

C
Calypso
ISO/IEC 14443
Spring
Encryption

Earlier experience 07 / 07

Technical Lead

E Tech Code

Responsibilities and outcomes

I led the development of a POS system for inventory, purchasing and transactions with PHP and Bootstrap.
I implemented a Python and Qt Designer inventory system with barcode generation.
I developed a loan management system with Laravel and MySQL.
I built an end-to-end virtual events platform with WordPress and a Flutter mobile application.
I delivered websites across multiple technologies with UX/UI and responsive design practices.

Technologies

PHP
Bootstrap
Python
Qt Designer
Laravel
MySQL
WordPress
Flutter

KODIT System

Tiendas Quality

Mobile app · iOS and Android

My responsibility: Mobile frontend development
The challenge: Bring catalog, shopping, payments, rewards, wallet and customer activity into a clear, connected mobile experience.
The execution: I developed the app with Flutter, integrating navigation, catalog, order tracking, Stripe payments and REST services.
The outcome: A mobile product published on the App Store and Google Play, connecting digital shopping with account services and activity.

Flutter
Stripe
REST APIs
iOS
Android

App Store Google Play

KODIT System

Jack & Molly

Web and mobile ecosystem

My responsibility: Sole frontend developer
The challenge: Bring marketplace, community, health and pet services into one coherent web and mobile experience.
The execution: I built the frontend experience and connected navigation, catalog, profiles, alerts and services using Angular, Flutter, Firebase and REST APIs.
The outcome: A published product supporting pet lovers from shopping through pet care and community.

Angular
Flutter
Firebase
REST APIs
iOS

App Store Website

Cámara de Diputados

Digital Repository

August 2022 — March 2023

My responsibility: Sole frontend developer
The challenge: Build a clear, responsive search experience for the Digital Repository and its extensive publication archive.
The execution: As the sole frontend developer, I built the interface with Angular and connected search, filters, pagination and document detail through GraphQL.
The outcome: A more maintainable frontend foundation and a clearer search experience for the digital archive at scale.

Angular
GraphQL
TypeScript
Responsive UI
UX/UI

Public repository

Autofin Auto Monterrey

Financial and operations ecosystem

April 2024 — December 2025

My responsibility: Full Stack and mobile development
The challenge: Connect sales, leads, financial services and internal operations across a system with multiple technologies and data sources.
The execution: I worked across Angular, .NET and Python microservices, integrating SQL Server, MySQL, Firestore, Cloud SQL, BigQuery, WebSockets and CI/CD pipelines.
The outcome: Better performance in critical processes and an architecture supporting web, mobile, automation and real-time workflows.

Angular
.NET
Python
GCP
SQL Server
CI/CD

Personal lab / 06

Independent products where I turn AI, games, wellbeing and marketing into real experiences.

01 / 06 · AI · Marketing

MarketIA

An AI marketing platform that turns one idea into multichannel content and unifies creation, scheduling, SEO, email and analytics in one workflow.

01 From one idea to six posts
02 Seven tools in one
03 Connected content, calendar and analytics

Visit product ↗

Flagship product / Complete system

One idea enters. A marketing system comes out.

I built MarketIA to turn one idea into a connected, measurable marketing workflow ready to publish.

The platform brings content creation, scheduling, publishing, SEO, email and analytics into one journey. This removes unnecessary tool switching while preserving context, tone and objectives throughout the process.

01
Define
One instruction establishes the brand, objective and message that should guide the campaign.
02
Produce
AI turns the brief into six publications adapted to different channels.
03
Orchestrate
Content, calendar, SEO and email stay connected inside the same workflow.
04
Measure
Analytics returns signals to understand results and improve the next iteration.