Freelancer profile translated to English.
Back to original languageAbout Javier
Hello! I am a professional in the technology sector specializing in data analysis, web development, and business process automation.
I currently balance my work in a company with freelance projects remotely. I offer closed technical solutions and objective-based deliveries, adapting to each client's needs outside of my office hours.
🚀 What are my areas of expertise?
📊 1. Business Intelligence & Data:
Data modeling and creation of interactive Dashboards in Power BI and Sisense.
Complex queries, optimization, and database management in SQL Server.
⚙️ 2. Process Automation (Make):
Connecting applications (CRMs, Notion, Emails, Spreadsheets) to eliminate repetitive manual tasks.
Integration of secure payment gateways with Stripe.
💻 3. Static and Rapid Web Development:
Clean layout in HTML5 and CSS3 (without heavy templates) using VS Code and GitHub Copilot.
Modern and agile deployment on Vercel (maximum loading speed).
Configuration of multilingual websites (Spanish, English, and others).
🤝 How will we work?
I work by milestones and clear objectives. I will communicate with you transparently and ensure you understand every step of the project. If you are looking for clean code, visual data reports, or to automate your business, let's talk about your project!
Spanish
Native or bilingual
English
Fluent
Russian
Conversational
Catalan
Conversational
German
Basic
Remote only
Primarily works remotely
Experience
- Omada IdentitySenior BI DeveloperSOFTWARE PUBLISHINGJanuary 2023 - Today (3 years and 5 months)Alicante, SpainResponsible for the development and maintenance of the company's analysis platform through dashboards (Sisense) Azure (pipelines, repos, boards), JavaScript, Powershell, SQL.Creation of pipelines with C# and PowerShell in Azure DevOps for CI/CD integration.Migration from SSRS to Sisense to provide a more flexible, scalable, and efficient BI interface for the user.
- EOI (Escuela Organización Industrial)TeacherEDUCATION AND E-LEARNINGJanuary 2024 - March 2025 (1 year and 2 months)Alicante, SpainTeacher of Power BI in the Expert Course in Data Analysis and Big Data. Supervision of students in their projects with Power BI, Python, and MySQL.Preparation of documents (Word, Powerpoint) to explain concepts of data modeling, ETL, and data visualization in Power BI.Maintenance of backup and restore of SQL Server databases.
- Tempe Grupo InditexAnalyst-ProgrammerRETAIL (LARGE RETAILERS)November 2019 - August 2023 (3 years and 9 months)Elche, SpainBI Analyst with extensive functional knowledge from budgeting/purchasing to sales, including warehouse and store distribution. Taking functional requirements from the user and translating them to the technical team. Responsible for data integrity and quality: Data modeling and reporting project with Microsoft BI technology (SSIS / SSAS / SSRS / Power BI).
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Education
- University of Alicante2012
- Certified: Power BI Data Analyst Associate Power BI Data Analyst Associate Certificate MCSA: SQL 2016 Business Intelligence Development Certification (MS 70-767 + MS 70-768) CertificateMicrosoftCertified: Power BI Data Analyst Associate Certificado Power BI Data Analyst Associate Certificación MCSA: SQL 2016 Business Intelligence Development (MS 70-767 + MS 70-768) Certificado