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Juliana Velasquez AguilarJV

Juliana Velasquez Aguilar

ANALYTICS ENGINEER

€180/day
Cádiz, ES
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Juliana

Analytics Engineer | Snowflake | dbt | SQL | Data Modeling

I help companies design, develop, and optimize data solutions using Snowflake and dbt.

I have experience in data integration and modeling projects related to procurement, suppliers, invoices, and accounting, working with different ERPs and analytical platforms.

Services

- dbt model development
- Data modeling (Facts, Dimensions, and Star Schema)
- SQL query optimization
- Development and maintenance in Snowflake
- Data integration from Oracle EBS and other ERPs
- ETL/ELT process design
- Technical and functional documentation
- Support in Analytics Engineering projects

Technologies

- Snowflake
- dbt
- SQL
- Git
- Oracle EBS
- Power BI

Specialization

- Procurement
- Accounting
- Data Warehousing
- Analytics Engineering
- ERP Integration
  • Spanish

    Native or bilingual

  • English

    Basic

Can work on-site
Cádiz (up to 50km)

Experience

  • Devoteam
    ANALYTICS ENGINEER / SNOWFLAKE ADMIN
    March 2026 - May 2026 (2 months)
    Administration and evolution of enterprise Snowflake accounts for an insurance company. Administration of multiple Snowflake accounts. Security, roles, masking policies, and AES-256 encryption management with AWS Secrets Manager. Renewal and management of SCIM tokens and integration with corporate identity systems. Anomaly analysis in roles and accesses through queries on ACCOUNT_USAGE.
    • ● Work with Openflow and Snowflake connections with external tools.
  • Stratesys
    ANALYTICS ENGINEER
    March 2023 - March 2026 (3 years)
    Participation in analytical projects on Snowflake and dbt for Fluidra, a multinational company in the swimming pool sector. Project for the complete migration of legacy architecture (Informatica IICS) to dbt.
    • ● Complete migration of 4 regions (NAM, EMEA, APAC, and Global) from Informatica IICS to dbt.
    • ● Models on entities of up to 100 million records including data from SAP, AS400, M3, Oracle, and Epicor.
    • ● Design and construction of dimensional models and fact tables for the Procurement domain (supplier purchases).
    • ● Integration of purchasing data from multiple ERPs: SAP (GL Account, Supplier Invoice), M3, AS400, Epicor.
    • ● Development of ELT transformations with complex business logic: deduplication, reconciliation, KPI calculation.
    • ● Construction of stage, intermediate, and mart layers following the medallion architecture.
    • ● Analysis and cost optimization on Snowflake ACCOUNT_USAGE.
    • ● Technical and functional documentation of models and data processes.
    • ● Integration and synchronization of data with Salesforce using Informatica IICS. Resolution of functional incidents and validation of data quality with the business.
  • Bosonit
    BIG DATA DEVELOPER
    April 2022 - March 2023 (11 months)
    Document and approve the Snowflake Snow Pro Certification and carry out a POC for the creation of sales datamarts in Snowflake.

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Education

  • SnowPro Core.
  • Bosonit

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