David Valero

Collaborated with doctors and health sciences researchers to design and execute data-driven research, resulting in the co-authorship of approximately 50 peer-reviewed scientific publications.

Applied sophisticated statistical modeling and machine learning algorithms (e.g., predictive analytics, classification) to complex datasets, extracting critical insights to inform medical understanding and treatment.

Developed and validated analytical methodologies, ensuring data integrity and robust interpretation of findings for various research studies.

Designed and delivered engaging curriculum for students aged 12-16, covering core concepts of computing, programming, and information technology.

Implemented practical, hands-on exercises to enhance student comprehension and application of IT basics, improving technical proficiency for over 100 students.

Managed classroom dynamics and adapted teaching methods to diverse learning styles, ensuring effective knowledge transfer and student engagement.

Taught comprehensive software development and programming courses, including Java, UML, Junit, and Eclipse IDE, to adult students seeking career advancement.

Delivered specialized business English language training, equipping students with essential communication skills for global professional environments.

Developed and adapted curriculum to meet the specific learning objectives of adult vocational students, facilitating practical skill acquisition and career readiness.

Directed a multinational team of 50+ consultants, ensuring the successful delivery of engineering and operations functions for Vodafone Group's critical IVC SIP network.

Orchestrated complex service delivery initiatives across international borders, optimizing network performance and operational efficiency for a major telecommunications client.

Spearheaded strategic planning and resource allocation for ongoing projects, enhancing service quality and adherence to stringent SLAs.

Directed Technical Support and IT teams for a startup specializing in Quality of Experience (QoE) and Quality of Service (QoS) solutions for mobile operators across Latin America.

Implemented robust operational processes and workflows, significantly enhancing service delivery and support capabilities for emerging market solutions.

Recruited and onboarded five key engineers within a compressed timeframe, rapidly building a high-performing team to support critical startup operations.

Conducted comprehensive audit and reporting activities across IT architecture, development, and infrastructure departments for the European Union Intellectual Property Office (EUIPO).

Provided critical support to the project office, assisting with strategic planning and coordination tasks to ensure timely project execution.

Streamlined documentation and reporting processes, enhancing transparency and accountability for complex IT initiatives.

Managed end-to-end project delivery and operational oversight for 724 Solutions across multiple key telecommunications clients, including Movistar, Vodafone Czech Republic, and Belgacom Proximus.

Ensured successful deployment and ongoing support of complex solutions, meeting client specifications and contributing to sustained client relationships.

Coordinated cross-functional teams and external stakeholders to achieve project milestones, optimizing resource allocation and mitigating risks across international deployments.

Spearheaded the delivery of multiple service solutions and critical network upgrades into the MTN mobile network, enhancing infrastructure capabilities.

Managed projects through the entire lifecycle, from initiation and planning to execution, monitoring, and closure, ensuring adherence to scope, budget, and timeline.

Collaborated with cross-functional teams and stakeholders to integrate new technologies and services, optimizing network performance and service reliability.

Managed complex technical projects for the integration of Digicel and Cingular Wireless GSM/GPRS networks across eight Caribbean islands (St Martin, St Kitts and Nevis, St Lucia, Bermuda, Cayman, Barbados, Antigua, and Jamaica).

Coordinated multi-vendor teams and local resources to ensure seamless network integration, minimizing service disruption and optimizing performance.

Developed and executed detailed project plans, managing scope, schedule, and budget to successfully deliver critical infrastructure enhancements across a wide geographical area.

Managed a 24x7 operations team, ensuring the continuous availability and optimal performance of business-critical Value Added Services (VAS) systems, including Prepaid servers, Location Based servers, and Ericsson video gateways.

Implemented proactive monitoring and incident management protocols, reducing system downtime and enhancing service reliability for a large customer base.

Directed troubleshooting and resolution efforts for complex operational issues, maintaining robust system integrity and minimizing impact on end-user experience.

Performed rigorous acceptance testing and validation of Value Added Services (VAS) systems in preparation for the commercial launch in March 2003, ensuring system readiness and stability.

Defined and documented key operational processes and procedures, establishing a robust framework for ongoing system management and support.

Provided essential Unix server administration and troubleshooting support, maintaining system integrity and resolving complex technical issues during critical pre-launch phases.

Delivered 24x7 remote and on-site support and expert consultancy for Intelligent Network (IN) services to major EMEA telecommunications customers, including Viag Interkom, ESAT Digifone, and Xfera (now Yoigo).

Managed critical application issues and provided technical expertise on Unix, databases (Informix, Gemstone), and network protocols (SS7, INAP, CAMEL, TCP/IP), ensuring high system availability.

Optimized performance and resolved complex technical challenges for Prepaid services, enhancing customer satisfaction and operational efficiency.

Contributed to the development and rigorous testing of Lucent's Voicemail and Unified Messaging software solutions, ensuring high quality and functionality.

Utilized Java and C programming languages within a mixed Windows/Unix environment to build robust and scalable communication applications.

Collaborated with engineering teams to identify and resolve software defects, enhancing product reliability and user experience.