Hello
I’m Sergio
Lopez Tosca

May 2023 — June 2023

Castian Professional Cleaning Services, Santander, Spain

Castian stands as a distinguished cleaning enterprise, excelling in a comprehensive range of services tailored for communities, residences, offices, and parking facilities. With a commitment to environmental stewardship, they employ eco-conscious cleaning products, ensuring both cleanliness and sustainability. Moreover, their expertise extends beyond cleaning to encompass the meticulous care and upkeep of gardens, showcasing their dedication to holistic property maintenance.

Responsibilities:

• Spearheaded the design and implementation of a user-friendly, responsive website to showcase the company’s portfolio, resulting in a remarkable 50% surge in customer appointments.
• Utilized WordPress and Elementor, along with various plug-ins, to establish an interactive and dynamic website, ensuring an unparalleled user experience for visitors.
• Crafted comprehensive service descriptions, strategically highlighting key features to captivate and engage online customers, driving increased interest and conversions.
• Implemented seamless integration with Google Analytics and Google Search Console, empowering the company to meticulously track visitor flow and optimize website performance for enhanced visibility and engagement.

MARCH 2022 — JUNE 2022

Medica Ciem, Tabasco, Mexico

Medica CIEM is a leading provider of high-quality and accurate diagnostic imaging services. Specializing in a comprehensive range of imaging modalities, including X-rays, computed tomography (CT), magnetic resonance imaging (MRI), positron emission tomography (PET), and ultrasound, Medica CIEM ensures precise and reliable diagnostic results. Their state-of-the-art technology and expert radiologists are dedicated to delivering superior imaging solutions to support accurate diagnoses and effective treatment plans for their patients.

Responsibilities:

• Orchestrated the design and deployment of a user-centric, responsive website, culminating in a remarkable 25% surge in user clicks, subsequently translating to a substantial 45% increase in patient appointments.
• Engineered an interactive and dynamic website leveraging WordPress and Elementor, meticulously ensuring high traffic, elevated page views, and an unparalleled user experience.
• Seamlessly integrated Google Analytics and Google Search Console to meticulously monitor visitor flow, enabling data-driven insights for targeted optimization strategies.
• Conducted thorough evaluations of website performance, identifying key areas for enhancement and formulating actionable recommendations to drive continuous online optimization and maximize digital presence.
• Collaborated closely with the marketing team, leveraging insights from website interactions to develop and execute tailored social media strategies, fostering engagement and nurturing leads across digital platforms.

JANUARY 2017 — PRESENT

Medica Ciem, Tabasco, Mexico

Responsibilities:

As an IT Support Specialist, my role encompasses a diverse array of responsibilities aimed at ensuring smooth operations and optimal performance within the IT infrastructure:

End-User Support: Providing comprehensive assistance to end users across software, hardware, peripherals, and network connectivity issues, fostering seamless workflow and minimizing disruptions.

Quality Management System Implementation: Developing and implementing a robust quality management system for IT support, streamlining processes and enhancing service delivery standards.

Equipment Maintenance and Support: Performing thorough support and routine check-ups on computers, servers, and medical equipment, ensuring reliability and functionality.

Technical Issue Resolution: Identifying, researching, and resolving technical problems collaboratively as part of a team and independently, fostering a culture of efficiency and innovation.

Issue Documentation and Tracking: Reviewing, documenting, recording, and tracking all IT issues to facilitate continuous improvement initiatives, optimizing productivity within the IT department.

Resource Management: Qualifying and contracting external resources for onsite assistance when necessary to meet project deadlines or service requirements, ensuring timely resolution of critical issues.

Staff Education and Training: Assisting and facilitating staff education initiatives to enhance basic computer skills, empowering colleagues with the knowledge and proficiency necessary for efficient IT utilization.

AUGUST 2018 — DECEMBER 2019

Grucosusa, Tabasco, Mexico

The company is a renowned architectural firm specializing in the planning, design, and construction of a diverse range of building projects. Notably, the firm has successfully completed projects for well-known brands such as KFC, Pizza Hut, and Dairy Queen in Villahermosa, Tabasco, Mexico. With a commitment to excellence and innovation, the firm delivers high-quality architectural solutions that meet the unique needs of each client, contributing to the urban development and commercial landscape of the region.

Responsibilities:

As a key contributor to project success, I played a pivotal role throughout the project life cycle, from initial analysis of requirements to final testing and deployment:

Requirement Analysis and Design: I meticulously analyzed project requirements, translating them into a robust design. Utilizing the JSF Framework alongside EJB, I architected the application, employing simple Java Beans as a model and implementing JSF and PrimeFaces components for the user interface.

Implementation of JSF Framework: Leveraging the capabilities of the JSF framework, I developed dynamic user interfaces utilizing PrimeFaces UI Components, Validators, Events, and Listeners to efficiently handle request processing.

Configuration Management: I meticulously configured web.xml and faces-config.xml files to align with the JSF framework, ensuring seamless integration and optimal performance.

Presentation and Business Logic Development: Utilizing Managed Beans in JSF, I adeptly handled presentation logic, while leveraging EJBs to implement robust business logic. Through the development of reusable components in Java Beans, I ensured scalability and efficiency within the application.

EJB Component Design and Development: I designed and developed both Session and Entity Beans, encapsulating business logic and establishing the foundation for the system’s model. This meticulous approach facilitated scalability, maintainability, and performance optimization.

Query Optimization and Performance Enhancement: I contributed to the optimization of database queries, generating indexes to enhance query performance and overall system efficiency, ensuring optimal performance throughout the application.

These responsibilities underscore my commitment to excellence in project execution, leveraging cutting-edge technologies and best practices to deliver high-quality solutions that meet and exceed client expectations.

Technology: Java Server Faces, PrimeFaces, PostgreSQL
as database, Oracle GlassFish as Web server.

AUGUST 2013 — DECEMBER 2016

Unilabor Clinical Laboratory, Tabasco, Mexico

The company is a clinical laboratory specializing in a wide range of diagnostic analyses, including microbiology, coagulation, immunology, hematology, clinical chemistry, and hormonal assays. Their skilled team assists patients in accurately collecting samples and provides expert interpretation of the results. Committed to precision and reliability, the laboratory ensures high-quality testing services to support accurate diagnoses and effective medical care.

As a seasoned professional, I bring a wealth of experience to the table, encompassing a diverse array of responsibilities aimed at ensuring the smooth functioning of various aspects of software development and IT support:

User Requirement Analysis: With a keen understanding of user needs, I excel in analyzing requirements and translating them into actionable insights, laying the foundation for effective solution development.

Java Component Development and Deployment: I am proficient in developing Java components and deploying applications, with a strong focus on robust exception handling to ensure seamless operation under diverse conditions.

Comprehensive Support Services: I provide extensive support across multiple domains, including database management, web services configuration, environment setup, installer deployment, and configuration testing, collaborating closely with developers to address challenges and optimize performance.

Report Generation and Documentation: I am adept at generating reports and maintaining comprehensive documentation, facilitating clear communication and streamlined processes. Additionally, I excel in identifying and verifying software defects, supporting developers in troubleshooting root causes, and prioritizing issues for resolution.

Versatile Technical Support: My expertise extends to various support functions, including desktop, server, help desk, remote, on-site, and network support. I leverage this versatility to address diverse technical challenges and ensure uninterrupted operations across the organization.

Network Design and Security: I possess specialized skills in network design and security, enabling me to provide robust support in router configuration and network security measures. This ensures the integrity and confidentiality of organizational data, safeguarding against potential threats.

Technology:  Java Technologies include JSP, JDBC and Servlets. PostgreSQL is used in JDBC for manipulations on Database. Apache Tomcat as Web server.

FEBRUARY 2012 — JUNE 2012

Universidad Juarez Autonoma de Tabasco, Tabasco, Mexico

Proaal represents a groundbreaking endeavor, a student registration application system meticulously crafted in Delphi for the esteemed Language Center at Universidad Juarez Autonoma de Tabasco. Functioning as a sophisticated management information system, Proaal boasts cutting-edge features, including student fingerprint recognition, to seamlessly record registration and payment data. This innovative solution not only streamlines administrative processes but also enables the generation of insightful statistics derived from comprehensive registration and payment information, empowering the institution with valuable insights for informed decision-making.

Responsibilities

As part of my role, I undertake a multifaceted approach to ensure optimal utilization of Delphi technology and deliver exceptional solutions to our clients:

User Needs Assessment: I diligently search and evaluate user needs, leveraging my expertise to identify opportunities for improvement. By staying abreast of new Delphi technologies, I continuously explore innovative ways to integrate them into our solutions, ultimately enhancing our client services.

Delphi Component Development: I am actively involved in developing Delphi components, deploying them as both Windows applications and Dynamic-link libraries (DLLs). Through meticulous development and deployment processes, I ensure the seamless operation and performance of our software solutions.

Defect Identification and Solution Verification: I am committed to maintaining the quality and reliability of our software. I conduct thorough searches for software defects and rigorously verify solutions to ensure they meet our high standards of excellence.

Employee Training and Development: Recognizing the importance of empowering our team, I provide comprehensive training sessions to employees on the effective use of our software. By equipping them with the necessary skills and knowledge, I contribute to their professional growth and the overall success of our projects.

In essence, my responsibilities encompass a holistic approach to leveraging Delphi technology, from understanding user needs to developing robust solutions and empowering our team with the necessary skills for success.

Technology: Delphi, DevExpress VCL Controls, Delphi ZeosLib for PostgreSQL and Mysql, Rave Reports, TMS Component, QuickReport Lib Pack, Fingerprint SDK 2009. This system is based in client-server technology working under Windows with MySQL and a Linux server with PostgreSQL.

APRIL 2010 — DECEMBER 2011

As a versatile professional, my role revolves around engaging with diverse clientele and providing comprehensive IT technical support:

Customer Engagement: I actively engage with various customers, cultivating relationships and understanding their unique needs and requirements. By establishing strong rapport, I aim to foster long-term partnerships and drive mutual success.

Customer Acquisition: I proactively seek out potential customers, leveraging my expertise in IT technical support to showcase the value proposition of our services. Through targeted outreach and strategic networking, I identify opportunities to expand our client base and grow our business.

Technical Support Expertise: As an IT technical support specialist, I excel in investigating and diagnosing network problems, providing timely solutions to ensure seamless operations. Whether it’s troubleshooting desktop, laptop, or server issues, I offer on-site and remote support, leveraging the latest IT technology to address challenges effectively.

Technology Adoption: I stay abreast of emerging IT technologies and trends, constantly evaluating their potential applications and benefits for our customers. By offering insights into new IT technology, I empower our clients to stay ahead of the curve and achieve their business objectives.

In summary, my role entails not only providing top-notch IT technical support but also actively engaging with customers, identifying opportunities for growth, and driving the adoption of innovative technology solutions to meet their evolving needs.

Responsibilities

In my role, I am entrusted with a diverse array of responsibilities aimed at ensuring the smooth operation and security of the IT infrastructure, as well as providing exemplary technical support to both internal and external stakeholders:

Network Analysis and Issue Resolution: I meticulously analyze network problems, conducting thorough research to identify potential solutions and isolate issues, ensuring swift resolution and minimal disruption to operations.

User Account Management: I am responsible for updating and monitoring IT user accounts, maintaining accurate and up-to-date records to ensure secure access and compliance with organizational policies.

Windows Server Environment Management: I oversee the management and maintenance of the Windows-based Server Environment, ensuring optimal performance, security, and reliability.

Antivirus Maintenance: I diligently maintain up-to-date antivirus levels on all machines across the organization, implementing proactive measures to safeguard against potential security threats.

IT Equipment and Software Consultation: I provide valuable guidance to customers on the purchase of IT equipment and software, ensuring alignment with agreed budgets while meeting their specific requirements and objectives.

Proposal Preparation and Sales Support: I am responsible for preparing proposals, presentations, and sales contracts, effectively communicating the value proposition of our products and services to clients and supporting the sales process.

Technical Support: I offer comprehensive technical support via help desk systems for a wide range of internal and external applications, addressing inquiries and resolving issues promptly to optimize operational efficiency and user satisfaction.

These responsibilities underscore my commitment to ensuring the seamless operation of the IT infrastructure, providing valuable guidance to customers, and delivering exceptional technical support to drive organizational success.