About Carlos
Senior Software Developer / Technical Lead with over 20 years of experience in design and development. A critical thinker, creative, empathic, with solid integrity. Passionate about usability, reliability, and great UX, with a background in industrial design that shapes everything I do. Comfortable at all levels of the organisation, I communicate effectively with technical and non-technical stakeholders.
English
Native or bilingual
German
Conversational
Spanish
Native or bilingual
Remote only
Primarily works remotely
Experience
- MAPFRE Digital ServicesSenior Software Developer / Technical LeadBANKING AND INSURANCEJanuary 2021 - January 2025 (4 years)Madrid, SpainDefined company-wide guidelines and archetypes for Batch Data / ETL processes (Python, Airflow, PostgreSQL), supervised new projects and provided mentoring to junior developers, which accelerated new data integration projects and Airflow adoption.Led teams of 2-3 engineers in the development and operation of integration projects, such as detecting changes and syncing 16M customer records between a legacy system (Oracle via CSVs) and Salesforce, which enabled the online activation of millions of previously offline-only customers.Unblocked a cornerstone finance data integration project between Oracle and SAP by improving the design of the existing software, applying domain-driven design and a modular architecture.As a member of the core architecture team, collaborated continuously with the DevOps team to make improvements to our architecture, development practices, and QA standards.Gained experience in microservices and EDA architectures (AWS, Kubernetes, Jenkins, ArgoCD, Docker, Kafka)
- They Say TrackingSenior Software Developer / Technical LeadDIGITAL AND ITJanuary 2016 - January 2020 (4 years)Madrid, SpainDesigned and implemented a SaaS PIM/MDM product (Django, PostgreSQL with JSON fields) with customisable attribute fields by non-technical staff, which was very well received by our clients and users, and a competitive advantage of our product.Led multidisciplinary teams (backend and frontend) in the development of several new B2B SaaS products (Python, Django, PostgreSQL) for the wholesale and hospitality sector.Helped our client INPACS expand in Europe (UK, Germany, Portugal, Spain, Hungary) by applying a user-centred approach to prospective members of their network: designed a new data-interchange format, an adoption process and dashboard, provided software tools, and helped each member individually in their adoption process.
- Touchpoint GamesUI/UX Designer and DeveloperENTERTAINMENT AND LEISUREJanuary 2014 - January 2016 (2 years)San Francisco, CA, USALed the frontend design and development of multiple online fantasy-sport games (Adobe XD, Angular, Javascript, Responsive design, CSS/Sass), where great usability and UX were critical to the success of the company.Optimised our work process by implementing a mockup system (Python, Django) that allowed backend and frontend developers to work in parallel, without blocking each other. We launched 100% of our games on time, before the sport season started.
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Education
- BSc (Honours) Computing & IT and DesignThe Open University2017Computer Science, Industrial Design
- Electrical EngineeringUniversidad Simón Bolívar87 credits
Certifications
- ISTQB CTFL Certified Tester Foundation LevelInternational Software Quality Institute2025
- Professional Scrum Product Owner I (PSPO I)Scrum.org