AJI

Almiron Juan Ignacio

Full Stack Developer | Node.js & React

Transforming ideas into scalable, high-performance products

About Me

Passionate developer crafting digital experiences

Hey there! I'm Nacho

I'm 37 and I come from Buenos Aires, Argentina. I've been a software developer for the last 15+ years, currently working as a Senior Software Developer at itti, leading technical initiatives and architecting scalable solutions for enterprise clients.

My Professional Journey

I started my career as a trainee at Everis, working with PL-SQL and Linux systems. I evolved through backend development with .NET architecture at Oracle and Aeropuertos Argentina 2000, then moved to frontend development at companies like Santander, Crehana, CHEP, and The Flock. Recently, I worked at Better Collective developing 22 high-traffic sports websites with Next.js 14 and React Server Components.

Current Focus & Expertise

Today I specialize in React, Next.js, TypeScript, and AWS cloud environments. I have extensive experience with performance optimization, SEO strategies, micro frontends, and leading cross-functional teams. I've worked on diverse projects from AI-powered mental health platforms to high-traffic sports websites, always focusing on user experience and scalable solutions.

Senior Developer

Leading technical initiatives at itti, architecting enterprise solutions

Team Leadership

Led cross-functional teams at CHEP and Better Collective

High-Traffic Expertise

Developed 22 sports websites with Next.js 14 and React Server Components

AI & Innovation

Built AI-powered mental health platform at The Flock

Current Focus

Today, I specialize in React, Next.js, TypeScript, and AWS cloud environments. I have extensive experience with performance optimization, SEO strategies, micro frontends, and leading cross-functional teams. I've worked on diverse projects from AI-powered mental health platforms to high-traffic sports websites, always focusing on user experience and scalable solutions. My current role at itti involves leading technical initiatives and architecting enterprise-grade applications.

Work Experience

My professional journey building digital products

Senior Software Developer

itti

Sept 2025 - Present

Leading technical initiatives and architecting scalable solutions for enterprise clients. Driving best practices in code quality, performance optimization, and team collaboration. Focused on delivering high-impact solutions within tight deadlines while maintaining a proactive, problem-solving mindset.

Next.js
React
TypeScript
AWS
Leadership
Architecture

Software Developer

Futbol Sites - Better Collective

June 2024 - Sept 2025

Developed and maintained 22 high-traffic sports websites with strong focus on SEO optimization and application performance. Leveraged cutting-edge technologies including Next.js 14 and React Server Components, deploying solutions in AWS cloud environments. Used New Relic, AWS CloudWatch, CloudFront, and AWS registry to ensure fast, smooth user experiences. Optimized every detail for efficiency and scalability, maximizing search engine visibility and overall performance.

Next.js 14
React Server Components
AWS
New Relic
CloudWatch
SEO
Performance

Frontend Web Developer

The Flock

July 2023 - Dec 2023

Key contributor to CUX, an AI-powered mental health platform offering personalized support for depression and anxiety. Created innovative AI models to serve as personal companions, delivering customized advice to users. Focused on supporting people in their mental health journey using advanced technology to provide timely and personalized assistance.

React
TypeScript
.NET
Redux
Chakra UI
OpenAI
AI/ML
Mental Health

Frontend Web Developer & Team Lead

CHEP

Feb 2023 - Oct 2023

Led cross-functional team in supply chain project for world leader in pallets and container pooling solutions. Built inventory software promoted by Airvant, experts in drones. Developed React and Next.js SSR framework application for calculating company assets across global warehouses. Ensured smooth collaboration between backend, frontend, and product management, delivering minimalistic, user-friendly interfaces using Chakra UI while integrating Google Maps API services.

React
Next.js
React Query
Tailwind CSS
Chakra UI
Google Maps API
Leadership
Supply Chain

Frontend Web Developer

Crehana

Dec 2021 - Feb 2023

Built responsive and reusable interfaces for e-learning platform serving thousands of users. Developed interfaces for mentory and skill-xp squads, two key Crehana products. Worked closely with designers, analysts and managers using CI/CD tools and clean code concepts. Built micro frontends using React, Next.js, Django, GraphQL and AWS, focusing on responsive design and component reusability.

React
Next.js
GraphQL
Styled Components
Storybook
Tailwind CSS
E-learning
Micro Frontends

Frontend Web Developer

Santander Tecnología Argentina

Feb 2021 - Dec 2021

Contributed to home banking development team, specifically eCheq and Invoices squads, maintaining micro frontends built in React and Next.js. Ensured seamless communication from syncing tasks to transforming product requirements into web solutions. Emphasized implementation of unit and end-to-end tests using latest tools and adopted continuous integration and delivery practices through GitLab.

React
Next.js
TypeScript
Redux
Styled Components
GitLab
CI/CD
Banking
Micro Frontends

Software Development Engineer

Aeropuertos Argentina 2000

Aug 2018 - Feb 2021

Involved in creation and maintenance of systems for 35 airports nationwide. Contributed to design and development of commercial space management systems, airport tax control platform, aircraft capacity planning, and solutions for platform access and parking pooling. Delivered mission-critical applications ensuring operational efficiency across the airport network.

.NET Core 3
React
Vue
Redux
REST API
MercadoPago
Aviation
Mission Critical

Web Developer

Gobierno de la Ciudad de Buenos Aires

Aug 2014 - Sept 2018

Collaborated with team handling legacy system maintenance and transitioned to AngularJS and C# for new product features. Built and refactored web applications with keen focus on performance optimization. Actively worked on unit and integration tests, adhering to Agile methodologies, and participated in estimating and refining tickets during Agile ceremonies.

ASP.NET
AngularJS
Vue
Bootstrap
REST API
NHibernate
Government
Legacy Systems

Junior Software Developer

Oracle

May 2011 - Aug 2012

Member of development team for PMW Project at Oracle, focusing on development and maintenance of interface between databases and backend. Team consisted of 17 individuals, with tasks including data analysis, conducting unit tests, and fixing bugs. Gained experience in enterprise-level development and database management.

Java
Oracle
Database
PL-SQL
Unit Testing
Enterprise

Junior Software Developer

Everis

May 2009 - May 2011

Began professional career as trainee, learning programming with PL-SQL and Linux systems. Initially worked in IT field dealing with queries and procedures. Modified and created various database objects including packages, functions, tables, triggers, and more. Part of 20-person team collaborating to meet project requirements, learning fundamental concepts and methodologies.

PL-SQL
Linux
Java
Oracle
Database
Team Collaboration

Featured Projects

Some of my recent work and achievements

Crehana E-Learning Platform

Crehana E-Learning Platform

Built responsive and reusable interfaces for e-learning platform serving thousands of users. Developed interfaces for mentory and skill-xp squads, two key Crehana products. Worked closely with designers, analysts and managers using CI/CD tools and clean code concepts. Built micro frontends using React, Next.js, Django, GraphQL and AWS, focusing on responsive design and component reusability.

ReactNext.jsGraphQLStyled ComponentsStorybookTailwind CSSE-learningMicro Frontends
CUX - AI Mental Health Platform

CUX - AI Mental Health Platform

Developed an innovative AI-powered mental health platform at The Flock that provides personalized support for depression and anxiety. Integrated OpenAI to create empathetic, context-aware conversations. Built with React, TypeScript, and .NET, ensuring user privacy and accessibility standards.

ReactTypeScript.NETOpenAIReduxChakra UI
Santander Microfrontends Architecture

Santander Microfrontends Architecture

Architected and maintained micro frontends for Santander's home banking platform serving millions of customers. Implemented modular eCheq and Invoices systems using React, Next.js, and TypeScript. Established comprehensive testing strategies with unit and E2E tests, deployed through GitLab CI/CD pipelines.

ReactNext.jsTypeScriptMicro FrontendsGitLab CI/CD
Futbol Sites - SEO-Optimized Sports Platform

Futbol Sites - SEO-Optimized Sports Platform

Built and optimized 22 high-traffic sports websites at Better Collective with advanced SEO strategies. Leveraged Next.js 14 App Router and React Server Components for exceptional performance. Implemented monitoring with New Relic, CloudWatch, and CloudFront to achieve 99.9% uptime and sub-second page loads.

Next.js 14React Server ComponentsAWSSEOCloudFront

Technical Skills

Technologies and tools I master

Frontend

React95%
Next.js90%
TypeScript90%
Tailwind CSS95%

Backend

Node.js90%
Express85%
PostgreSQL80%
MongoDB85%

DevOps & Tools

AWS75%
Docker80%
Git95%
CI/CD75%

Git Contributions

My coding activity and contribution patterns

1,247

Total Contributions

All-time commits

12 days

Current Streak

Consecutive days

1,247

This Year

2024 contributions

Activity Overview

Consistent contributions across the year

Contributions in the last year
Less
More
45
Longest Streak
89
This Month
23
This Week
98%
Active Days

Want to see more of my work?

View on GitHub

Contact

Have a project in mind? Let's talk

© 2025 Almiron Juan Ignacio. All rights reserved.