Software Engineer

Software Engineer Are you a Software Engineer who wants to apply technical expertise to real innovation projects? At Mosaic Factor, we specialize in developing custom AI algorithms and turning them into robust and scalable software applications for the mobility and logistics sectors, combining Big Data, Machine Learning, and Artificial Intelligence in solutions with real impact.

About the Opportunity We are looking for a Software Engineer with a solid software engineering background to join our team in developing innovative solutions that solve real market problems. You will primarily work on developing complex and scalable back-end systems for AI solutions, with opportunities to contribute to front-end development when needed.

Your expertise will be key to transforming research concepts into productive applications that optimize urban transport, improve global logistics, and contribute to more sustainable cities. You will collaborate closely with data scientists, domain experts, and researchers in an environment where technological innovation combines with real social impact.

What You Need to Excel Education and Experience

Degree in Computer Science, or related field

3+ years of experience in software development, with emphasis on back-end systems

Proven experience in real development and production deployment projects

Core Technical Expertise

Programming Paradigms : Solid knowledge of object-oriented, functional, and other programming paradigms

Languages : Professional experience with Java and Python, with ability to work efficiently in both

Software Architecture : Deep knowledge of design patterns, SOLID principles, and scalable architectures

APIs and Microservices : Experience designing and implementing RESTful APIs and distributed architectures

Front-End Development (Highly Valued)

React : Practical experience developing user interfaces with React and its ecosystem

JavaScript / TypeScript : Solid knowledge of modern front-end stack

UI / UX : Ability to create intuitive interfaces that handle complex data

DevOps and Infrastructure

Containers : Experience with Docker and container orchestration

CI / CD : Knowledge of continuous integration and deployment pipelines

Cloud Platforms : Familiarity with AWS, GCP, or Azure for production deployment

Tools : Git, monitoring systems, and observability tools

AI / ML Knowledge (Differential Plus)

Fundamental Concepts : Understanding of Machine Learning algorithms and their practical application

Model Integration : Experience integrating ML models into production applications

Generative AI : Knowledge of LLMs, RAG, or agent frameworks for innovative applications

MLOps : Experience in model lifecycle, from development to production monitoring

What We Offer Real Innovation Projects : Prediction Systems for route optimization and urban fleet management

Data Platforms that process mobility information in real-time

AI Solutions for sustainable logistics and efficient eCommerce

Advanced Applications that combine European research with practical implementation

Professional Growth : Direct collaboration with international researchers and experts

Participation in Horizon Europe projects and innovation initiatives

Continuous training in emerging AI technologies and software development

Exposure to different domains : automotive, smart cities, green logistics

Flexible Work Environment : Hybrid mode (Barcelona city center office + remote work)

Flexible hours that adapt to your productivity and work style

International team with collaborative and supportive culture

Relaxed atmosphere where ideas and technical contributions are valued

Responsibilities Back-End Development : Design and implement robust and scalable back-end systems

Develop efficient APIs that integrate complex data and AI algorithms

Optimize performance of applications handling large data volumes

Maintain code quality through best practices, testing, and technical documentation

Front-End Contribution : Develop intuitive interfaces using React to visualize complex data

Collaborate in designing user experiences that facilitate decision-making

Integrate front-end with back-end systems efficiently and maintainably

Integration and Deployment : Implement solutions in high-availability production environments

Manage CI / CD pipelines for automated and secure deployment

Monitor production systems and resolve incidents proactively

Collaboration and Innovation : Work closely with data scientists to productize research algorithms

Participate in defining technical architectures for new projects

Contribute technical ideas to improve existing processes and solutions

Stay updated on emerging technologies relevant to the domain

Are you ready to apply your software engineering expertise to projects that truly matter? At Mosaic Factor you will have the opportunity to work at the intersection of advanced technology and social innovation, developing solutions that contribute to a more sustainable and intelligent future. Join our team and be part of the technological transformation in mobility and logistics.

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