UX & Context Design · Full-Stack Development · AI-Powered Systems

I help businesses and organizations have their own custom software

I design and develop intelligent systems that understand your business context: faster and cheaper than building a team, more tailored than forcing a generic SaaS solution.

Custom software design and development for companies and organizations

Eunoia CareMinisterio de Seguridad Nacional - ArgentinaCarbon WatcherTNACenitalQuilmesArketify

Does any of this sound familiar?

Many companies and organizations face the same challenges when looking for software that actually works for their case.

Generic SaaS doesn't adapt to your reality

Tools built for everyone end up serving no one

You force your workflow to fit standard platforms, losing efficiency and the unique capabilities that differentiate you in the market.

Building your own team is expensive and slow

Months of hiring and budgets that spiral out of control

Recruiting designers, developers, and specialists, plus coordinating everyone, drains time and resources. Meanwhile, your competitors are already executing.

Agencies take forever and charge a fortune

Inflated proposals with results that don't meet expectations

Timelines that stretch week after week, costs that explode, and final deliveries that don't solve the original problem you presented.

Your business is limited by rigid tools

Software doesn't grow at your company's pace

Every change in your model or workflows means finding another platform, paying for more integrations, or accepting limitations that slow your evolution.

"Working with Lucas is truly a pleasure. Even when unexpected issues or urgent situations arise, his technical expertise and professionalism shine through. His experience in maintenance and technical support is clear: instead of lengthy explanations, it's just a matter of agreeing on when to get things done. Without a doubt, he's someone you can fully rely on."
Valentín Muro

Valentín Muro

CTO, Cenital

Intelligent software built for your business

I combine UX, full-stack development, and AI to create systems that adapt to your real operation, not the other way around.

I understand your context before writing code

The starting point of all good software.

Before developing, I research your real operation: processes, needs, pain points, and goals. I combine UX research with technical analysis to design a system that fits naturally into your workflow.

I understand your context before writing code

I design the complete experience

UX that removes friction and drives results.

I design flows, interfaces, and interactions that your users understand immediately. The goal is for the software to feel intuitive from day one, without unnecessary learning curves or forced processes.

Software inteligente preparado para la IA

I develop the system end-to-end

Full-stack: from frontend to integrations.

I build the complete system: interfaces, business logic, database, integrations with your current tools. Everything under a unified vision, without needing to coordinate multiple vendors or teams.

Equipos de Agentes orquestados dentro del software

I integrate intelligence where it adds real value

AI applied to automation and adaptability.

I incorporate artificial intelligence where it truly contributes: automating repetitive tasks, analyzing patterns, personalizing experiences, and systems that learn from your data to improve over time.

Automatización y aumento de procesos de negocio

I deliver fast and support evolution

Speed without sacrificing quality.

I work with iterative methodology: frequent deliveries you can validate early. Once in production, the system can grow: new features, adjustments, and improvements without depending on expensive external teams.

Equipos de Agentes orquestados dentro del software

From Isolated Processes to Intelligent Systems

I design and develop intelligent software that understands your project's context. By combining UX, full-stack development, and artificial intelligence, I help transform operations, connect data, and build systems that learn, adapt, and evolve with your business.

1. User Experience (UX)

I design human-centered experiences aligned with organizational goals. Every flow, interaction, and decision is crafted to improve understanding, reduce friction, and drive internal adoption.

2. Full-Stack Development

I build custom platforms that integrate your data, tools, and workflows into scalable, sustainable architectures. Systems are built to be as flexible as your organization needs.

3. Applied Artificial Intelligence

I integrate AI models and agents that automate tasks, anticipate needs, and personalize workflows. AI enhances operational efficiency and strengthens context-aware decision-making.

Real Impact

Faster processes, lower costs, more accurate decisions, and systems that evolve through use. Your organization gains speed, coherence, and adaptability in a changing environment.

Some of my work with businesses and organizations

Selected projects where I combined UX, artificial intelligence, and development to create and evolve context-aware software, in collaboration with businesses and government organizations.

TÜV Nord - Sistema Cóndor

TÜV Nord - Cóndor System

Comprehensive platform for managing audits, auditors, calendars, and certifications. Optimizes certification and tracking processes.

Arketify

Arketify

SaaS that analyzes personality compatibility to anticipate tensions and synergies in teams, optimizing hiring and internal movements.

Mi Caja - Ministerio de Seguridad

Ministry of Security

Information management system for retired security force personnel and inter-agency document coordination.

Cenital

Cenital

Digital media outlet focused on investigative journalism and public policy analysis in Argentina.

Why Companies and Organizations Trust My Work

With over 20 years in software development and 8 in UX design, I use that experience to help companies and organizations build and evolve their own intelligent software.

Throughout my career, I’ve worked with private companies and public organizations developing websites, government platforms, enterprise systems, and SaaS products. In every project, the goal has been the same: to connect processes, people, and data in a coherent and functional way.

Over time, I realized that the true value of a system lies not only in its technology but in its ability to adapt to people and evolve with them. That conviction led me to UX Design — understanding how humans perceive, learn, and build trust with digital systems.

Today, with the rise of artificial intelligence, software design and development require a new perspective. It’s no longer just about how people understand the system, but how the system understands, remembers, and responds to human and organizational context.

My work combines UX/UI design, architecture, full-stack development, and artificial intelligence to create systems that learn from use and evolve alongside each organization. I accompany my clients from conception to continuous evolution, ensuring long-term, sustainable results.

Lucas Semelin

Digital Product Architect · Intelligent Systems

Lucas Semelin, Digital Product Architect especializado en sistemas inteligentes
"“Lucas helped us redesign our product experience from both sides, users and system. By aligning UX design with contextual understanding, he turned a static interface into an adaptive experience. Engagement and retention grew, but more importantly, our product now learns and evolves with real users.”"
Valentín Muro

Andrés Carvalho

CTO, Eunoia Care

Let's Talk About Your Project

If you’re looking to create or evolve a custom system for your company or organization, tell me what you need. Together, we can design an intelligent solution that fits your context and grows with your business.

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hi@lucassemelin.com
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Based in Buenos Aires, Argentina

building smart experiences for companies and product teams worldwide.

© 2025 Lucas Semelin. All rights reserved.