We are looking for a Data Assistant to support our Business Intelligence team. If you have an affinity for data and enjoy structuring databases, this is a great opportunity. The main focus of this role will be to assist in data collection, organization, and validation, ensuring the quality of information used in our analyses. You will play a key role in ensuring our team has access to consistent and well-modeled data, feeding our reports and dashboards. **Responsibilities and Duties** Respond to data extraction requests from different departments; Create, optimize, and maintain complex SQL queries; Support the development of routines for data updates and loading; Ensure consistency and integrity of extracted data; Document queries and data extraction processes; Collaborate closely with the data modeling and dashboard (Power BI) team. **Requirements and Qualifications** SQL – advanced queries, CTEs, aggregations, subqueries, and performance optimization; Experience with relational databases SQL Server and MySQL; Practical experience with ETL/ELT processes and knowledge of data modeling; Intermediate/advanced Excel; Knowledge of Power BI; Aptitude and interest in working with data and solving logical problems; Curiosity and an investigative mindset to identify data quality issues. Desirable: Python for automating data extractions; Knowledge of API-based integrations; PHP; Strong organizational skills and attention to detail. Work Location: Alto de Pinheiros (near Parque Vila Lobos); Working Hours: Monday to Friday, 8:30 AM to 6:00 PM (100% on-site); Employment Type: CLT **Additional Information** Benefits: **Health Insurance:** Bradesco (ward plan with co-payment), fully covered by the company for employee enrollment after 4 months. If the employee wishes to include dependents (children up to 18 years old), the monthly fee will be R$ 358.65, payable entirely by the employee. Important: spouses cannot be included; **Dental Insurance:** Bradesco (standard Doc I plan), fully covered by the company for employee enrollment. If the employee wishes to include dependents (children up to 18 years old), the monthly fee will be R$ 13.90 per dependent, payable entirely by the employee. Important: spouses cannot be included; **Transportation Benefit:** Provided based on route and need, with a 6% deduction from the employee’s salary. **Meal Voucher:** R$ 38.00/day (e.g., 22 business days totals R$ 836.00); **Bonus:** For purchasing sunglasses or prescription eyewear from our own brands (after 3 months); **Discount:** 30% off sunglasses and prescription eyewear from national brands (after 3 months); **Tuition Assistance:** For technical, undergraduate, or postgraduate courses (after 2 years, subject to internal policy requirements and conditions); **Birthday Day Off:** One paid day off on your birthday (after 1 year); **Zen Klub:** Nutritional guidance platform; We have been operating in the optical sector for **over 20 years**, recognized as **one of Brazil’s largest eyewear manufacturers**. We are a Brazilian company with 100% domestic capital, dedicated to designing, producing, and distributing eyewear that represents design, technology, and quality in Brazil and worldwide. We have **more than 400 employees**, distributed across our Central Office in Alto de Pinheiros, São Paulo/SP, and our Manufacturing Plant in Palmas/TO. We represent inspiring brands: Ana Hickmann, Evoke, Bulget, Atitude, Speedo, Hickmann, Ferrati, Jean Marcel, Anima, Jolie, and Mykita. We believe that seeing the world differently is what drives us. Working at GO Eyewear means being part of a team passionate about people, trends, and results.