Freelancer profile translated to English.
Back to original languageAbout Víctor
I help technical teams design and implement scalable backend systems, making strategic architectural decisions and guiding critical implementation. Expert in Node.js, NestJS, microservices, event-driven systems, Solidity, and blockchain.
I am a Tech Lead and Backend Architect with over 13 years of experience, helping companies design and scale backend and blockchain systems, aligning architecture with business objectives.
I lead technical teams, make strategic architectural decisions, and provide guidance in defining complex digital products, ensuring scalability, security, and efficiency.
Key areas of expertise: Clean Architecture, microservices, Node.js, NestJS, Solidity, React, and event-driven systems (Kafka, RabbitMQ).
I work with B2B clients remotely, supporting digital transformation initiatives, accelerating product development, and strengthening technical and architectural processes.
Spanish
Native or bilingual
English
Conversational
Remote only
Primarily works remotely
Experience
- FreelanceDigital Transformation Consultant and Freelance Web DeveloperSOFTWARE PUBLISHINGMarch 2013 - Today (13 years and 5 months)- Development of Blockchain products on Ethereum with Solidity.- Development of Smart Contracts with Solidity and Web3.- Solid, DDD, Testing, and Hexagonal Architecture.- Study and definition of new business strategies in the digital field.- Technological consulting assisting companies in their digital transformation.- Web development and research of new technologies.- Development of Apps for mobile devices in native Android environment.- Design and development of internal management web applications.- Design and development of e-commerce.- Web design for corporate sites.- Creation of Rest-Full APIs.
- VocentoSymfony Senior DeveloperSOFTWARE PUBLISHINGJanuary 2022 - Today (4 years and 7 months)- Maintenance of Symfony 3.4, 4.4, and 5.4 Applications.- Solid, DDD, Testing, and Hexagonal Architecture.- Code review of the source code.- Deployment using Jenkins to different environments.- Development and improvement of Docker containers.- Design and development of new internal management web applications.- Improvement of the architecture defined in the different applications.- Use of project control and agile management tools (JIRA)- Software version control with Git (Gitlab and Bitbucket)
- Indaba Solutions, S.L.Lead Project ManagerSOFTWARE PUBLISHINGApril 2020 - August 2021 (1 year and 5 months)Barcelona, Spain- Responsible for the management of the company's IT department.- Study and definition of new business strategies in the digital field.- Technological consulting assisting companies in their digital transformation.- Web development and research of new technologies.- Definition and implementation of Ad-hoc solutions.
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Education
- Prestashop DevelopmentRandom formación2007Desarrollo de plataformas E-commerce mediante Prestashop, añadiendo temas e implementando plugins de terceros.
- Web design with DreamweaverForum Aragón2008Curso de diseño web y maquetación mediante dreamweaver.