Senior Front-end Architect & Software Crafter from Spain with over 10 years of experience. Freelancer obsessed with best practices, architecture and testing.
As an international speaker and Digital Nomad, I share my tech adventures around the world. Active in the Codemotion community as a committee member and ambassador. Host of Colivers Club Podcast.
Subscribe to my newsletter
Get notified about new articles, talks, and updates directly to your inbox.
Services
I have over 10 years of experience in Front-end Development. I've deployed to production full-fledged enterprise web applications using React, Angular and Vue.
Consulting
I will guide you in architecture and implementing best practices.
- Architecture assessment
- Code quality and best practices review
- Performance optimization strategies
Training
I will help you refine your team's skills in best practices, testing and architecture.
- Hands-on workshops for your team
- Customized curriculum based on needs
- Ongoing mentorship options
Software Development
I will develop your project from design through development to deployment.
- Full-stack development
- Scalable architecture implementation
- Best practices
Projects
I love to create projects to learn new technologies and to share knowledge. Here are some of the projects I've created.



You can also check out my Github, where I have more than 70 open source projects.
Latest post
Case Studies
Explore real-world solutions I've delivered for clients, showcasing how I tackle complex challenges and deliver impactful results through clean architecture and thoughtful design.
Tabaiba
How I helped a startup build a dating app from scratch focused on authentic connections and delivering a solution based on best practices and design patterns.
Halioooo
How implementing Use Cases and Design Systems can transform organizational efficiency, maintainability, and consistency in software development at Halioooo.
Technologies
With over 5 years in ReactJS, 4 in Angular, and 2 in VueJS, I've consistently used TypeScript, Testing, and architectural patterns like DDD and Hexagonal to enhance project maintainability.
Testimonials
“César is a kind and friendly person with a great sense of humor, and, of course, he is an excellent professional. Highly intelligent, very capable, and extremely hardworking. Years ago, I had the chance to have him as an outstanding student in several of my courses, and I was impressed by his ability and eagerness to learn. César is a professional with common sense and exceptional technical quality.”
Life and Executive Coach, LeanMind
“I had the pleasure of meeting César when he was just starting his career—very young but full of energy and eager to learn. From the beginning, he stood out for his commitment and enthusiasm for sharing his knowledge with others, qualities that have always been his greatest strengths. Over time, César has become a respected figure in the industry, thanks to his continuous training and dedication to developing high-quality software. He has always been willing to take on every task and project I proposed to him, approaching them with a proactive and collaborative attitude. His ability to take on challenges, along with his generosity in sharing what he knows, make him a valuable professional and an excellent colleague.”
Business Director, Next Digital
“I had the privilege of meeting César Alberca years ago, and since then he has been a constant reference in my professional development. Although we have not worked together on direct projects, our collaboration in conferences, coding dojos, and debates on architecture and software design has been invaluable. His passion for best practices, architecture, and testing is evident in every project he undertakes. Furthermore, his focus on architectural patterns such as DDD and hexagonal design demonstrates his commitment to software quality and scalability. What really distinguishes César is his drive for improvement and his generosity in sharing knowledge. As a speaker at conferences and an active member of the community, he has positively influenced many professionals in the field. His ability to teach and his collaborative attitude make him an exceptional learning companion. If you are looking for someone with a solid technical foundation, a passion for continuous learning, and a positive and collaborative attitude, do not hesitate to connect with César. I am sure he will be a valuable addition to any team or project.”
CO-CEO & Lead Developer, Lean Mind
“I had the pleasure of collaborating with César during my time managing the Conference content for Codemotion Madrid. César played a crucial role in shaping the agenda, particularly by selecting top-notch frontend proposals, which is his area of expertise. He also contributed beyond this by suggesting innovative topics and recommending talented speakers. Not only is César a highly engaging and skilled speaker, but he is also a dedicated team player who consistently goes above and beyond to ensure project success. His deep knowledge of modern frameworks and emerging technologies is impressive, and he has a genuine passion for sharing that expertise with others. César is a complete developer—always well-informed, forward-thinking, and eager to contribute to the success of the team. He's a true asset to any project or organization.”
Open Source Community Manager, OpenNebula
“César is a great person, developer, and colleague with whom I had the pleasure of working at Autentia. During the time I worked with him, he demonstrated strong capabilities in facing various technical challenges, consistently creating effective and creative solutions that always added significant value for the client. I can confidently say that César possesses solid knowledge not only in the technological field but also in software architecture and design. Additionally, his hunger for knowledge, combined with his eagerness to share it, makes César a highly valuable asset for any team or challenge he takes on.”
Flutter Mobile Developer, Calisteniapp
“I have had the privilege of working with César, who is a software development reference. His deep knowledge of software architecture and design is impressive. I am very grateful to have had the opportunity to learn a lot from him, both on the job and in the conferences he has given. César is curious, funny and intelligent. What stands out most about him is his generosity in sharing his knowledge and experience with others. He is not only a highly skilled professional, but also a person who inspires continuous growth and improvement. If you are looking for someone who combines great technical skills with the ability to communicate and teach clearly and effectively, César is the person for you. I am sure he will be a valuable addition to any team.”
Software Developer, Autentia
“César and I served on a conference program committee together for several years. I consistently relied on his deep understanding of the latest trends in the Front End world. During our discussions about improving the conference, I was impressed by his critical thinking skills and his ability to see the big picture. César considers every angle of a problem and consistently finds the right solution.”
Agile Coach, Cognizant
Contact
Would you rather jump on a quick call to discuss your business needs? Book an appointment here.