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Oscar Bautista LopezOB

Oscar Bautista Lopez

Senior Software Engineer

€280/day
Valencia, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Oscar

I am a senior systems engineer with solid experience in the design, development, and implementation of software solutions for sectors such as logistics, warehousing, production, purchasing, sales, hospitality, catering, and document management.

My focus is on bringing real value to projects, whether leading them or as part of the team, by using robust technologies and good architectural and development practices. I have extensive knowledge in object-oriented programming, N-tier architecture, and technologies such as .NET (VB, C#), WinForms, ASP.NET MVC, T-SQL, SQL Server, MySQL, Oracle, as well as integration tools like SSIS/DTSX. I also have experience with Angular Material for modern and functional interfaces.

I specialize in database design and optimization, with a constant focus on performance and scalability.

Furthermore, I am certified and have extensive experience in Kofax Capture and KTM, key tools in the automation of document processes. I have also worked with advanced configurations in Insight Document Management.

I am currently expanding my skills in the Java ecosystem, working with Spring Boot, microservices, Docker, and Google Kubernetes Engine (GKE) (K8s), focusing on distributed, scalable, and secure solutions with a service-oriented architecture.

Passionate about technology, continuous learning, and challenges that require creative and efficient solutions. My goal is always to deliver solutions that positively impact the business and improve the customer experience.
  • Spanish

    Native or bilingual

Can work on-site
Valencia (up to 50km)

Experience

  • DISI SERVICIOS INFORMATICOS,
    Technical Project Manager / Senior Software Engineer
    December 2024 - Today (1 year and 6 months)
    Valencia, Spain
    • • Development of enterprise applications using .NET Core, Entity Framework, and SQL Server Reporting Services (SSRS).
    • • Design and implementation of robust and scalable technical solutions.
    • • Participation in technical project management, task coordination, and deliverable review.
    • • Constant communication with internal teams to ensure development quality.
    • • Preparing to assume direct client requirements management, including needs assessment, estimations, and delivery planning.
    .NET SQL Server SSIS SSRS SSAS
  • SANDAV CONSULTORES,
    Senior Database Engineer
    March 2023 - November 2024 (1 year and 8 months)
    Valencia, Spain
    • • Optimization of SQL Server databases to improve the performance of queries and stored procedures.
    • • Support in migrating databases from SQL Server to Oracle, ensuring integrity and compatibility.
    • • Execution of functional tests and validation of developments as part of the testing team.
    • • Management of incidents reported by clients through the Mantis tool, with follow-up until resolution.
    • • Creation and maintenance of OLAP cubes, integrated with Power BI to facilitate multidimensional analysis.
    • • Maintenance and tuning of Integration Services ETL (DTSx) packages in data integration processes.
  • IRON MOUNTAIN,
    Project Supervisor
    October 2014 - February 2023 (8 years and 4 months)
    • • Development of internal applications with ASP.NET and Windows Forms in C#.
    • • Creation and maintenance of Integration Services ETL (DTSx / SSIS) packages for automated data processes.

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Education

  • Document Management
    Gestión Documental
  • University Master's Degree
    Valencia Universitat de València
    2024
    Master Universitario

Skill set

Categories