Juan C.

Juan C.

Fullstack Developer

Spain
Trusted member since 2024
9 years of experience

He has contributed to high-demand projects, tackling challenges like concurrency, low latency, and security.

Juan’s dedication to teaching and mentoring complements his technical skills. He thrives on sharing knowledge and empowering others while staying at the forefront of modern technologies.

Main expertise

Node.jsNode.js7 years
Angular.jsAngular.js5 years
React.jsReact.js7 years
LaravelLaravel4 years
18+

Experience11

Springboard

Software Engineer Mentor

Springboard
Education
Mar 2023 - Oct 2024 · 1y 7m
  • Provided personalized tutoring to U.S. university students, offering guidance on career paths, skill development, and personal growth.
  • Assisted students in crafting resumes tailored for software engineering roles, preparing for interviews, and expanding professional networks to facilitate their transition into the job market.
  • Identified and recommended conferences and workshops that equipped learners with insights into complex coding concepts, algorithms, data structures, and industry best practices.
  • Simplified challenging technical topics to promote deep comprehension and demystify advanced programming concepts, fostering confidence and mastery in students.
JavaScriptJavaScript
React.jsReact.js
Node.jsNode.js
PythonPython
SQLSQL
2+
Parser Digital

Fullstack Developer

Parser Digital
Mar 2022 - Nov 2024 · 2y 8m
  • Developed backend systems using Nest.js, adhering to Domain-Driven Design (DDD) and microservices architecture.
  • Facilitated communication between microservices via GRPC and TCP protocols.
  • Implemented a queue system for efficient microservices communication using RabbitMQ.
  • Monitored and addressed errors with tools like Grafana and SonarQube.
  • Managed infrastructure on both Azure and AWS platforms.
  • Configured and maintained CI/CD pipelines using GitHub Actions.
  • Created frontend applications with React, following atomic architecture principles.
  • Designed user interfaces with Tailwind CSS and SASS.
  • Managed application state effectively using Redux.
  • Built and documented component stories using Storybook and collaborated with Figma for design integration.
  • Utilized the Adapter pattern for seamless HTTP communication with microservices.
  • Applied software development principles such as DRY, KISS, and SOLID to ensure code quality and maintainability.
  • Conducted comprehensive testing using Jest, Cypress, Testing Library, and WebDriver IO for unit, integration, and end-to-end testing.
Parser Digital

Senior Fullstack Engineer

Parser Digital
Information Technology (IT) and Services
Mar 2022 - Nov 2024 · 2y 8m
  • Developed backend systems using NestJS, adhering to Domain-Driven Design (DDD) and microservices architecture.
  • Facilitated communication between microservices via GRPC and TCP protocols.
  • Implemented a queue system for efficient microservices communication using RabbitMQ.
  • Monitored and addressed errors with tools like Grafana and SonarQube.
  • Managed infrastructure on both Azure and AWS platforms.
  • Configured and maintained CI/CD pipelines using GitHub Actions.
  • Created frontend applications with React, following atomic architecture principles.
  • Designed user interfaces with Tailwind CSS and SASS.
  • Managed application state effectively using Redux.
  • Built and documented component stories using Storybook and collaborated with Figma for design integration.
  • Utilized the Adapter pattern for seamless HTTP communication with microservices.
  • Applied software development principles such as DRY, KISS, and SOLID to ensure code quality and maintainability.
  • Conducted comprehensive testing using Jest, Cypress, Testing Library, and WebDriver IO for unit, integration, and end-to-end testing.
PHPPHP
LaravelLaravel
MySQLMySQL
JavaScriptJavaScript
React.jsReact.js
22+
SIGNA Sports United

Frontend Developer

SIGNA Sports United
Apr 2021 - Mar 2022 · 11m
  • Developed web applications using React and TypeScript, implementing Domain-Driven Design (DDD) and clean architecture principles.
  • Managed application state effectively with Redux.
  • Conducted unit, integration, and end-to-end testing using Jest and Cypress to ensure application reliability and quality.
  • Applied software development principles, including DRY, KISS, and SOLID, to maintain clean and efficient codebases.
  • Utilized Ant Design for building reusable and visually consistent UI components.
  • Implemented reusable CSS methodologies based on the BEM convention for maintainable styling.
  • Designed responsive interfaces using SASS, adopting a mobile-first approach with mixins and variables.
  • Deployed applications within Docker containers for consistent and scalable environments.
SIGNA Sports United

Senior Fronted Software Engineer

SIGNA Sports United
Sports
Apr 2021 - Mar 2022 · 11m
  • Developed web applications using React and TypeScript, implementing Domain-Driven Design (DDD) and clean architecture principles.
  • Managed application state effectively with Redux.
  • Conducted unit, integration, and end-to-end testing using Jest and Cypress to ensure application reliability and quality.
  • Applied software development principles, including DRY, KISS, and SOLID, to maintain clean and efficient codebases.
  • Utilized Ant Design for building reusable and visually consistent UI components.
  • Implemented reusable CSS methodologies based on the BEM convention for maintainable styling.
  • Designed responsive interfaces using SASS, adopting a mobile-first approach with mixins and variables.
  • Deployed applications within Docker containers for consistent and scalable environments.
JavaScriptJavaScript
React.jsReact.js
DockerDocker
PostgreSQLPostgreSQL
AWSAWS
10+

Software Engineer Teacher

Escuela de Organización Idustrial EOI
Education
Mar 2021 - Jul 2024 · 3y 4m
  • Developed and delivered comprehensive software engineering courses on topics including Testing, Fullstack Software Engineering, and Software Analysis and Design.
  • Instructed students in manual and automated software testing methodologies, covering foundational concepts such as software quality standards, Test-Driven Development (TDD), the testing pyramid, and white box and black box testing, using technologies like Jest, Vitest, Testing Library, and Cypress.
  • Taught the Fullstack MERN technology stack, encompassing MongoDB, Express.js, React, and Node.js, to provide students with industry-relevant skills.
  • Designed and implemented practical labs, coding exercises, and projects to reinforce theoretical concepts and ensure hands-on learning.
  • Guided and mentored students in test-driven development (TDD) and agile software development practices to prepare them for real-world scenarios.
  • Organized and led workshops and hackathons, fostering hands-on experience, collaboration, and innovation among students.
MySQLMySQL
JavaScriptJavaScript
Angular.jsAngular.js
React.jsReact.js
Vue.jsVue.js
30+
Squaads

Chief Technology Officer

Squaads
Information Technology (IT) and Services
Jan 2021 - Mar 2022 · 1y 2m
  • Analyzed, designed, and implemented the company's technology stack to meet strategic objectives and operational needs.
  • Defined a technical roadmap aligned with team requirements, outlining milestones to be achieved within a year.
  • Created a core engineering team to effectively communicate the company's technical requirements across all teams.
  • Established internal processes to ensure optimal knowledge transfer and collaboration within the engineering teams.
  • Analyzed and defined technical career paths to foster internal talent development and align it with organizational goals.
  • Recruited, trained, and built new engineering teams to undertake upcoming projects and scale the company's operations efficiently.
Squaads

Senior Fullstack & Mobile Engineer

Squaads
Information Technology (IT) and Services
Jan 2019 - Mar 2022 · 3y 2m
  • Developed mobile applications for Android and iOS platforms using Ionic 4 and Ionic 5 frameworks.
  • Built and integrated backend services with Firebase, including authentication, Cloud Functions, Firestore, and other Firebase tools.
  • Designed and implemented Node.js-based backend APIs, incorporating functionalities such as mailing, authentication, encryption, and MongoDB integration.
  • Managed deployment tasks and scripting for various cloud services, including Digital Ocean, Heroku, and AWS.
  • Utilized Git, GitLab, and Bitbucket for version control, adhering to workflows based on Gitflow methodology.
  • Developed frontend and web applications using Angular and Vue, ensuring responsive and user-friendly interfaces.
LaravelLaravel
JavaScriptJavaScript
Angular.jsAngular.js
Vue.jsVue.js
TypeScriptTypeScript
50+
Ikea

Fullstack Developer

Ikea
Dec 2017 - Feb 2020 · 2y 2m
  • Developed web applications for projects such as Ikea Taiwan, Ikea Family (Santo Domingo and Spain), and the Ventajon Project.
  • Implemented web solutions using PHP frameworks, including Symfony and Laravel, with version control managed through Subversion (SVN).
  • Designed, structured, and developed the frontend for the new Ventajon project, ensuring a modern and responsive user experience.
  • Developed backend APIs for the Ikea Family and Ventajon projects using Symfony 3, enabling seamless integration and functionality.
  • Administered and optimized SQL databases, including MySQL and PostgreSQL, to support application performance and scalability.
  • Managed web deployment processes and system architecture, providing reliable support for the company's proprietary web applications.
Ikea

Fullstack Engineer

Ikea
Transportation and Logistics
Dec 2017 - Feb 2020 · 2y 2m
  • Developed web applications for projects such as Iketa Taiwan, Ikea Family (Santo Domingo and Spain), and the Ventajon Project.
  • Implemented web solutions using PHP frameworks, including Symfony and Laravel, with version control managed through Subversion (SVN).
  • Designed, structured, and developed the frontend for the new Ventajon project, ensuring a modern and responsive user experience.
  • Developed backend APIs for the Ikea Family and Ventajon projects using Symfony 3, enabling seamless integration and functionality.
  • Administered and optimized SQL databases, including MySQL and PostgreSQL, to support application performance and scalability.
  • Managed web deployment processes and system architecture, providing reliable support for the company's proprietary web applications.
PHPPHP
SymfonySymfony
MySQLMySQL
JavaScriptJavaScript
React.jsReact.js
18+
Virtualweb S.L.

Fullstack Engineer

Virtualweb S.L.
Real Estate Tech
Jun 2016 - Dec 2017 · 1y 6m
  • Led the design, layout, and development of web applications for platforms, including inmovirtual.eu, plusvirtual.com, and rv360.live.
  • Developed web applications using JavaScript, jQuery, and Python (web2py), focusing on integrating modern frameworks such as SASS and AngularJS.
  • Enhanced functionality by integrating Google Maps and Analytics APIs into web applications for improved mapping and tracking capabilities.
  • Managed web architecture, including hosting and domain configurations, ensuring seamless user experiences and application stability.
  • Designed, implemented, and maintained MySQL databases to support application data storage and retrieval.
  • Developed virtual testing environments to simulate production scenarios and ensure the reliability of web applications.
  • Optimized website performance by improving loading speeds, file compression, and structured code normalization.
  • Focused on improving SEO positioning and ensuring high usability standards to enhance user engagement and visibility.
  • Configured and managed the Nginx web server, overseeing tasks such as website redirects, encryption, file compression, and implementing HTTP/REST protocols.
  • Set up and maintained testing environments on a NAS server, utilizing Apache .htaccess for configuration and access control.
  • Provided ongoing technical support, troubleshooted issues, and ensured the smooth functioning of web applications.
  • Facilitated virtual tours using 360-degree cameras, expanding the applications' capabilities and enriching user experiences.
PHPPHP
MySQLMySQL
JavaScriptJavaScript
HTMLHTML
CSSCSS
4+

Assessments

Engineering excellence

Juan’s overall performance in a 90-minute live technical assessment ranks in the top 5% of vetted Fullstack Developers at Proxify.

Certificates 1

Fullstack developerEscuela de Organizacion Industrial (EOI)

Issued Sep 2018

Fullstack developerEscuela de Organizacion Industrial (EOI)

Issued Sep 2018

Do you want to know more about Juan’s certifications?Book a call

Portfolio 1

Portfolio Image 1

Education

ULPG
ULPG
Computer Science2012 - 2016
STI
Senior technician in administration of computer network systems
IT2012 - 2014

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