Available to hire
Hello! I’m a software engineer with extensive experience in backend development, mobile applications, and ERP solutions. I have led technical projects for companies and as a freelancer, delivering fleet management systems and cross-platform mobile apps.
I combine strong technical skills (Node.js, Flutter, Angular, Odoo, cybersecurity, BI) with leadership, problem solving, and team coordination. I focus on building robust, scalable, and user-oriented solutions by applying agile methodologies, automated testing, and integration best practices. I hold certifications in Scrum, Cloud, and Network Security, reinforcing my commitment to continuous learning and technical excellence. I’m currently combining freelance work with industrial software development and am always open to new technical or collaborative challenges.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Spanish; Castilian
Fluent
Work Experience
Full-Stack Developer at MoonTech Industrial Solutions
April 1, 2025 - June 19, 2024Working as a Full-Stack Developer focusing on technology projects including cross-platform and backend solutions, leading development efforts to build scalable applications.
Software Developer at Freelance
September 1, 2021 - June 19, 2024Independent developer with 4 years of experience in cross-platform application development using Flutter. Developed numerous Android and iOS apps generating independent income. Skilled in databases like SQL, MongoDB, Firebase, SharedPreferences, GitHub collaboration. Expertise in RESTful APIs, WebSocket, Docker environments, and state management with Provider. Developed macOS-like Android launcher, Nintendo DS interface, AI-powered Pokédex, intelligent chatbots, and real-time internal chat systems.
Pre-Sales Networking Specialist at SEMIC
January 1, 2025 - March 31, 2025Analyzed client requirements, designed tailored network solutions, supported sales team with technical expertise, created optimized network architectures, prepared technical documentation, and demonstrated solution capabilities working closely with stakeholders for seamless IT infrastructure implementation.
Technical Lead at Memorandum Multimedia
February 1, 2023 - December 31, 2024Led over 300 projects including WordPress developments, ERP (Odoo), electronic invoicing, cybersecurity audits, and Business Intelligence solutions. Managed multidisciplinary technical teams, implemented SEO strategies, coordinated cybersecurity audits, managed software licenses, and enabled data-driven decisions through BI solutions. Negotiated and closed vendor and client agreements.
Cross-platform Application Developer at Memorandum Multimedia
December 1, 2022 - February 28, 2023Designed, built, and developed mobile applications for Android and iOS. Prepared software designs and documented optimal code ensuring high software quality. Integrated necessary APIs to enhance application communication and functionality.
JAVA Developer with Hibernate at Memorandum Multimedia
October 1, 2021 - December 31, 2022Developed software using main programming languages with a focus on Java and Hibernate. Created unit and integration tests to ensure software quality, designed attractive user interfaces, and integrated systems and applications through APIs and web services.
Full-Stack Developer at MoonTech Industrial Solutions
April 1, 2025 - June 10, 2024Develop and maintain cross-platform applications as a Full-Stack Developer, leveraging my expertise in mobile and web technologies to deliver scalable and high-performance solutions.
Software developer at freelance
September 1, 2021 - June 10, 2024Independent developer with 4 years of experience in cross-platform application development using Flutter. Developed numerous Android and iOS applications for personal use and income generation. Skilled with SQL, MongoDB, Firebase, and SharedPreferences databases. Experienced in API creation, WebSocket connections, and Docker environments to improve scalability and performance. Implemented advanced state management approaches like Provider. Highlight projects include macOS-like launcher for Android, Nintendo DS interface, AI-powered Pokédex, and intelligent chatbots.
Pre-Sales Networking Specialist at SEMIC
January 1, 2025 - March 31, 2025Analyzed client requirements and designed tailored network solutions, supporting the sales team with technical expertise. Created optimized network architectures and prepared technical documentation. Conducted demos and proofs of concept to showcase solution capabilities while collaborating with stakeholders.
Technical Lead at Memorandum Multimedia
February 1, 2023 - June 10, 2024Led technical execution of over 300 projects including WordPress, ERP (Odoo), electronic invoicing, cybersecurity audits, and Business Intelligence solutions. Managed multidisciplinary teams ensuring timely delivery of complex projects. Implemented SEO strategies and coordinated cybersecurity audits to maintain platform security. Supervised licensing configurations and drove BI implementations enabling data-driven client decisions. Negotiated agreements with vendors and clients successfully.
Cross-platform Application Developer at Memorandum Multimedia
December 1, 2022 - February 28, 2023Designed, developed, and implemented mobile applications for Android and iOS. Prepared software designs according to specifications and ensured software quality through documentation and optimal code. Integrated APIs to enhance communication and functionality within applications.
JAVA Developer with Hibernate at Memorandum Multimedia
October 1, 2021 - December 31, 2022Developed software using key programming languages. Created unit and integration tests to ensure software quality. Designed attractive and functional user interfaces to improve user experience. Integrated systems and applications using APIs and web services.
Software Engineer - Backend Development at MoonTech Industrial Solutions
April 1, 2025 - June 13, 2025Experienced in building scalable backend modules for automated fleet management systems. Focused on high-performance integrations, real-time monitoring, and task automation. Responsibilities include designing and implementing backend modules using Node.js and JavaScript, developing standardized methods for task processing and workflow management, writing unit tests with Jest, creating resilient error-handling mechanisms, optimizing data structures and database models, and collaborating closely with frontend developers and system architects.
Freelance Software Developer | Odoo Modules & Multimedia Applications (aka Mr. Rubik) at Freelance
September 1, 2021 - June 13, 2025Independent developer with 4 years of experience in cross-platform application development using Flutter, working as a full-stack developer. Developed numerous Android and iOS applications for personal use and income. Expertise in databases like SQL, MongoDB, Firebase, SharedPreferences, and skilled in GitHub for collaboration. Proficient in RESTful APIs, WebSocket connections, Docker-based environments, state management with Provider, and advanced methodologies. Notable projects include macOS-like interface for Android, Nintendo DS interface, AI-powered Pokédex, and intelligent chatbots. Developed internal chat systems and backend functionalities to support real-time communication.
Pre-Sales Networking Specialist at SEMIC
January 1, 2025 - March 31, 2025Responsible for analyzing client requirements, designing tailored network solutions, and supporting the sales team with technical expertise. Tasks include creating optimized network architectures, preparing technical documentation, and conducting demonstrations or proofs of concept (POC) to showcase solution capabilities. Skilled in collaborating with stakeholders for seamless implementation of networking and IT infrastructure.
Technical Lead at Memorandum Multimedia
February 1, 2023 - December 31, 2024Technical leadership in over 300 projects including WordPress development, ERP (Odoo), electronic invoicing integration, cybersecurity audits, and Business Intelligence. Managed multidisciplinary technical teams to ensure timely delivery of complex projects. Implemented SEO strategies, coordinated cybersecurity audits, controlled errors, managed software licenses, led business intelligence solutions helping clients make data-driven decisions, and negotiated successfully with vendors and clients.
Cross-platform Application Developer at Memorandum Multimedia
December 1, 2022 - February 28, 2023Designed, constructed, and developed mobile applications for Android and iOS. Prepared and implemented software designs per specifications, created optimal code to ensure software quality, and integrated APIs to optimize communication and functionality.
JAVA Developer with Hibernate at Memorandum Multimedia
October 1, 2021 - December 31, 2022Managed primary programming languages for software development. Developed unit and integration tests ensuring software quality. Created attractive and functional user interfaces, and integrated systems and applications via APIs and web services.
Software Engineer - Backend Development at MoonTech Industrial Solutions
April 1, 2025 - June 30, 2025Experienced in building scalable backend modules for automated fleet management systems, focusing on high-performance integrations, real-time monitoring, and task automation. Responsibilities included designing backend modules in Node.js and JavaScript, developing standardized task processing methods, writing unit tests with Jest, creating resilient error-handling mechanisms, optimizing data structures and collaborating with frontend and architects to ensure seamless API integration.
Freelance Software Developer | Odoo Modules & Multimedia Applications at Self-employed (aka Mr. Rubik)
September 1, 2021 - June 30, 2025Independent developer with 4 years of experience in cross-platform application development using Flutter and full-stack development. Developed Android and iOS applications generating independent income. Skilled with SQL, MongoDB, Firebase, SharedPreferences, and GitHub collaboration. Proficient in RESTful APIs, WebSocket connections, and Docker. Managed state with Provider and advanced methodologies ensuring app performance and maintainability. Notable projects include macOS-like Android launcher, Nintendo DS interface, AI-powered Pokédex, chatbots, and real-time internal chat systems.
Pre-Sales Networking Specialist at SEMIC
January 1, 2025 - March 31, 2025Analyzed client requirements, designed tailored network solutions, and supported sales team with technical expertise. Created optimized network architectures, prepared technical documentation, and conducted demonstrations and proofs of concept to showcase solutions. Collaborated with stakeholders ensuring seamless implementation of networking and IT infrastructure.
Technical Lead at Memorandum Multimedia
February 1, 2023 - December 31, 2024Led over 300 projects including WordPress development, ERP (Odoo), electronic invoicing integration, cybersecurity audits, and Business Intelligence solutions. Managed multidisciplinary technical teams ensuring timely delivery. Implemented SEO strategies to enhance web visibility, coordinated cybersecurity audits for platform security, managed software licenses, and led BI solutions enabling data-driven decisions. Negotiated and closed agreements with vendors and clients to meet project goals.
Cross-platform Application Developer at Memorandum Multimedia
December 1, 2022 - February 28, 2023Designed, constructed, and developed mobile applications for Android and iOS. Prepared and implemented software designs as per specifications. Created and documented optimal code ensuring software quality. Integrated necessary APIs to optimize app communication and functionality.
JAVA Developer with Hibernate at Memorandum Multimedia
October 1, 2021 - December 31, 2022Managed main programming languages for software development. Developed unit and integration tests to assure software quality. Created attractive and functional user interfaces to improve user experience. Integrated systems and applications through APIs and web services.
Senior Specialist – Digitalization | Android Developer (Kotlin) at BASF
October 1, 2025 - PresentResponsible for the full lifecycle development of Android applications in large-scale enterprise environments. Activities include architecture design, project setup, deployment, maintenance, and governance. Focused on delivering robust, secure, and scalable mobile solutions written in Kotlin, collaborating with cross-functional teams (backend, UX/UI, DevOps) to ensure code quality, reliability, and long-term maintainability.
Software Developer at Odoo Modules & Multimedia Applications (Mr. Rubik)
September 1, 2021 - PresentIndependent full-stack developer with ~4 years of cross-platform app development using Flutter. Built Android and iOS apps, working with SQL, MongoDB, Firebase, and SharedPreferences. Experienced in RESTful APIs, WebSocket connections, and Docker-based environments. Proficient in state management (Provider) and in building real-time features, chat systems, and backend support for apps.
Education
Bachelor of Science at University of Wales
September 1, 2016 - September 30, 2018Informatics Engineering at St. George's University
October 1, 2019 - September 30, 2021Bachelor of Science at University of Wales
September 1, 2016 - September 30, 2018Informatics Engineering at St. George's University
October 1, 2019 - September 30, 2021Bachelor of Science at University of Wales Cardiff
September 1, 2016 - September 30, 2018Informatics Engineering at St. George's University Zaragoza
October 1, 2019 - September 30, 2021Bachelor of Science at University of Wales Cardiff
September 1, 2016 - September 30, 2018Informatics Engineering at St. George's University Zaragoza, Z
October 1, 2019 - September 30, 2021Master in Data Science & AI at Evolve Academy Zaragoza
January 1, 2025 - July 1, 2025Master in Computer and Systems Cybersecurity at La Rioja University Zaragoza
October 1, 2024 - April 23, 2026Informatics Engineering at St. George's University Zaragoza
October 1, 2019 - September 1, 2021Bachelor of Science - BS: Business Information Technologies at University of Wales Cardiff
September 1, 2016 - September 1, 2018Qualifications
Scrum Master (Scrum Manager)
January 1, 2021 - December 31, 2021Network Security Essentials (HPE Aruba)
January 1, 2022 - December 31, 2022SD-WAN Sales Acreditation and Assesment (HPE Aruba)
January 1, 2022 - December 31, 2022SSE Sales Acreditation and Assesment (HPE Aruba)
January 1, 2022 - December 31, 2022Cloud Essential (HPE Aruba)
January 1, 2022 - December 31, 2022Networking CaMPUS Access Essentials (HPE Aruba)
January 1, 2022 - December 31, 2022Scrum Master (Scrum Manager)
January 11, 2030 - April 23, 2026Network Security Essentials (HPE Aruba)
January 11, 2030 - April 23, 2026SD-WAN Sales Accreditation and Assessment (HPE Aruba)
January 11, 2030 - April 23, 2026SSE Sales Accreditation and Assessment (HPE Aruba)
January 11, 2030 - April 23, 2026Cloud Essential (HPE Aruba)
January 11, 2030 - April 23, 2026Networking Campus Access Essentials (HPE Aruba)
January 11, 2030 - April 23, 2026Industry Experience
Software & Internet, Telecommunications, Professional Services, Manufacturing, Media & Entertainment, Transportation & Logistics
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Hire a Full Stack Developer
We have the best full stack developer experts on Twine. Hire a full stack developer in Zaragoza today.