Freelance Software Engineers in MadridFreelance Software Engineers in Madrid
ProjectsPeople
Esteban Aleart Salas's avatar
Esteban Aleart Salas
pro
Madrid, Spain
Full Stack Dev & SaaS Architect, scalable B2B platforms.
New to Contra
Full Stack Dev & SaaS Architect, scalable B2B platforms.
Cover image for I designed and developed the
I designed and developed the La Carolina website, utilizing technologies such as Next.js and React. The website is responsive and features a modern and minimalist user interface. I implemented a gallery of images and a contact form for visitors to send messages to the company. Skills demonstrated * Development of web applications with Next.js and React * Design of modern and minimalist user interfaces * Implementation of image galleries and contact forms * Deployment of websites on Vercel -- Results * A modern and attractive website that clearly and concisely presents the company and its services. * A responsive website that adapts to different devices and screen sizes. * A contact form that allows visitors to send messages to the company in a easy and secure way.
0
32
Cover image for Nakama (wearenkm.com (http://wearenkm.com)) es un
Nakama (wearenkm.com (http://wearenkm.com)) es un ecosistema de consultoría y desarrollo enfocado en la creación de productos digitales escalables. Trabajamos con startups y empresas en crecimiento para diseñar, construir y evolucionar plataformas web, SaaS y soluciones basadas en inteligencia artificial. Nuestro enfoque combina desarrollo full stack (JavaScript, React, Next.js), arquitectura de sistemas e integración de tecnologías modernas como APIs, automatización y modelos de IA (embeddings, RAG), permitiendo transformar ideas en productos sólidos y preparados para crecer. Más que desarrollo, en Nakama aportamos visión técnica y de producto, ayudando a tomar decisiones estratégicas que eviten deuda técnica y aseguren escalabilidad a largo plazo.
0
4
Cover image for Parabola is a no-code automation
Parabola is a no-code automation platform that allows users to create custom workflows and automate tasks without requiring extensive coding knowledge. The platform provides a visual interface for designing workflows, integrating with various apps and services, and automating tasks. Key Features: * No-code workflow automation * Visual interface for designing workflows * Integration with various apps and services * Customizable workflows * Automation of repetitive tasks
0
10
Cover image for * Personal Assistant: friendly and intelligent
* Personal Assistant: friendly and intelligent personal assistant, designed to provide helpful and informative responses. * Skills: can understand and respond to questions and has knowledge in a wide range of topics, from technology and programming to history and culture. * Conversation: can engage in real-time conversations, responding to questions and providing helpful information. * Information Search: can search for information from a variety of sources to provide accurate and up-to-date answers. * Learning: Tontin can learn and improve over time, thanks to user feedback and interaction. * Accessibility: is available 24/7, and can be accessed from any device with an internet connection. * Personalization: Tontin can adapt to the needs and preferences of each user, providing personalized and relevant responses.
0
16
Software Engineer(1)
Simon Yagodin's avatar
Simon Yagodin
Spain
Mechanical Designer & Electronics Enthusiast 💡
Mechanical Designer & Electronics Enthusiast 💡
Cover image for Robot vending kiosk
Robot vending kiosk
0
15
Cover image for Videogame prop weapon
Videogame prop weapon
0
24
Cover image for Gas operated airsoft rifle for Novritsch
Gas operated airsoft rifle for Novritsch
0
19
Placeholder project card media
View more →
Software Engineer(1)
Gonzalo Franco's avatar
Gonzalo Franco
Spain
Software Engineer: Building Awesome Webs Apps & Products
Software Engineer: Building Awesome Webs Apps & Products
Cover image for CTO, OpenBroker.com
CTO, OpenBroker.com
0
13
Cover image for CTO, Subletny.com
CTO, Subletny.com
0
13
Cover image for Product Manager, Full-stack Engineer, CleanHero
Product Manager, Full-stack Engineer, CleanHero
0
5
Cover image for Full-stack developer – OB Studio
Full-stack developer – OB Studio
0
8
Software Engineer(4)
Carlos Cobo's avatar
Carlos Cobo
Madrid, Spain
Automation & Optimization Expert
Automation & Optimization Expert
Cover image for FinTech Digital Transformation
FinTech Digital Transformation
0
5
Cover image for Batch Processing Solution (PBs/day)
Batch Processing Solution (PBs/day)
0
7
Cover image for Revamp CI/CD pipeline for a Fintech
Revamp CI/CD pipeline for a Fintech
0
9
Placeholder project card media
View more →
Software Engineer(3)
Sergio Gutierrez's avatar
Sergio Gutierrez
Madrid, Spain
Full Stack Engineer. Building mobile app prototypes.
6
Followers
Full Stack Engineer. Building mobile app prototypes.
Cover image for A glimpse into my most recently published app for an investm...
A glimpse into my most recently published app for an investment client I had the luck to work with
1
2
64
Cover image for Today's exploration is a redesign of one of my first publish...
Today's exploration is a redesign of one of my first published apps: Trufario, your doggo's personal tracker. Do you have a favorite?
21
140
Cover image for Some old work of mine: Trufario, an app tracking your dog's ...
Some old work of mine: Trufario, an app tracking your dog's most important events throughout the day to find triggers for your companion's problems. One of the first apps I created from its conception to the stores and still proud of it.
25
168
Cover image for Considering what my next prototype would be. This is today's...
Considering what my next prototype would be. This is today's quick design session exploring the idea of a self-hosted location tracker (bye bye Google Maps Timeline). Wondering if anyone here would like to use it.
12
98
Software Engineer(1)
JR Alonso's avatar
JR Alonso
Madrid, Spain
Web and Blockchain developer
Web and Blockchain developer
Cover image for Twitter clone
Twitter clone
0
12
Cover image for Release Club
Release Club
0
8
Cover image for ERC20 Token Generator
ERC20 Token Generator
0
22
Placeholder project card media
View more →
Software Engineer(3)
Jorge Cañete's avatar
Jorge Cañete
Madrid, Spain
Enterprise Systems Integration & Automation Engineer
New to Contra
Enterprise Systems Integration & Automation Engineer
Cover image for IoT data flow with Visual
IoT data flow with Visual Components
0
15
Cover image for EDI Integration in SAP and
EDI Integration in SAP and .NET App
0
15
Cover image for Enterprise Backend Architecture Design (.NET
Enterprise Backend Architecture Design (.NET & Azure)
0
31
Placeholder project card media
View more →
Software Engineer(1)