Freelancer profile translated to English.
Back to original languageAbout Ramon
Software architect and backend and full-stack developerwith over 20 years of experience, helping companies turn ideas into solid and scalable digital products.
For the past 10 years, I have collaborated as a freelancer on medium and large complexity projects,directly with clients and through consulting firms**, providing technical vision, leadership, and consistent delivery of results. I incorporate **AI agentsand other advanced tools to make **development processes faster**, more efficient, and strategic.
My approach:each project becomes my own. I participate in analysis, architecture, sprint planning, back-end and front-end development, REST API integration and e-commerce platforms, as well as process optimization and the complete delivery cycle.
I work mainly remotely with teams of 3 to 10 people, traveling only when necessary.
Recent Technologies:
Laravel, Symfony, Vue.js, Nuxt.js, AngularJS, REST APIs, Azure, Cloud, AWS, SQL databases, NoSQL, Git
Catalan
Native or bilingual
Spanish
Native or bilingual
English
Fluent
Russian
Conversational
German
Basic
Remote only
Primarily works remotely
Experience
- Consultorías. FintechTech Lead / Software Architect + Backend Developer (with AI)BANKING AND INSURANCEFebruary 2021 - Today (5 years and 4 months)Barcelona, Spain
Professional Profile
Software architect andTech Leadwith over 5 years of experience in criticalFintechprojects. I combinetechnical leadershipwith **active backend development**, delivering scalable and reliable solutions, optimizing development processes using **AI agents**, and working in regulated environments with high operational demands.Roles and Experience
- Tech Lead andSoftware Architectwith over 5 years of experience in **Fintech**.
- Freelancer / external collaborator in **technology consulting firms**, working for **national and international financial institutions**.
- Experience in **multidisciplinary and international teams**.
- Technical leadership combined with **active backend development**.
Areas and Regulatory Compliance
- Projects involvingcorporate prepaid cards**, financial **CRM/CMS**, company **onboardingand verification (KYC/KYB).
- Regulated environments: **PSD2, AML, GDPR, PCI**.
- Continuous experience inhigh operational demand environmentstypical of the financial sector.
Key Responsibilities and Achievements
- Definition of **scalable and resilient backend architecture**.
- **Technical leadership**, mentoring, and coordination of developers.
- **Active backend development**, critical problem-solving, and code optimization.
- Integration with **third-party APIs and external systems**.
- Observability, stability, and continuous improvement.
- Use ofAI agentsto accelerate development, automate processes, and increase productivity.
Key Technologies
- PHP / Symfony, MySQL, Kafka, Cloud
- Continuous integration, external APIs
- Automation withAI agents
- Mobile One2One, S.L.Backend developerTECHDecember 2020 - January 2021 (1 month)Madrid, SpainProject: microservices development for a national public companyDescription: development of a loyalty points system based on financial card transactions.Responsibilities:- Design and development of new features- Adaptation of existing features to new requirements- Creation of endpoints serving both frontend and other microservices running on different servers.- Reading ActiveMQ queues- Utilization and creation of various middleware for each authentication typeWorkflow- GitFlow, automated deployment system (Jenkins), 4 development environments- Direct collaboration with other team members (team of 20+ people)- Redmine for project management, tasks, time tracking, lockings- Kibana for log managementTechnologies used: PHP (Symfony), MySQL, DDD (Domain-Driven Design), HexagonalDuration: 1 month
- Johnson Controls Hitachi (a través de varios proveedores)Consultant, back end developerIMPORT AND EXPORTSeptember 2014 - Today (11 years and 9 months)Barcelona, SpainProject: Hitachi Global website(s)Description: website development for over 20 countries, each with its variations and its own development team. Freelance collaborator through various providers (web design and development agencies).Responsibilities:- Design and development of new features / sections / functionalities of the website- Consulting, including meetings with the final client- Performance optimization (code improvements)- Repository management using GIT. Notably: the development team used over 50 interconnected repositories (master repo + production repos for each country + staging).- Direct collaboration with other team members (1 front end and 1 back end).Technologies used: PHP (Laravel), VueJS, MySQLDuration: 6 years
Reviews
Arnau
Growwer
Reviewed on 3/8/2021
A job well done with excellent attention to detail. Highly recommended.
L
Luis
Mobile One2One, S.L.
Reviewed on 1/12/2021
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Education
- Computer Science EngineeringUPC (Polytechnic University of Catalonia)1996
- Professor of Piano and Music TheoryCSMMB (Higher Municipal Conservatory of Music of Barcelona)2001