**Join a team that creates value!** We were founded in 2001 to transform the infrastructure of Brazil’s financial system. Since then, we have become a reference in technology and data, developing solutions that securely, efficiently, and intelligently process trillions of reais in transactions. We are specialists in asset registry, digital payments, and data that drive strategic decisions. Here, you work with purpose, innovation, and real impact. **Our values drive us:** * Passionate about customers — we aim to delight, not just serve. * People who love people — diversity, inclusion, and development are part of who we are. * Integrity in our DNA — ethics and transparency in all relationships. * Data-driven — intelligence as the foundation for consistent decision-making. * Innovation in our veins — we create, test, and evolve every day. * Fanatical about results — we deliver impact, not just effort. **Diversity is an integral part of our business.** All our job openings are open to all profiles. We value diverse experiences, backgrounds, and perspectives. If you’re passionate about technology, eager to grow, and want to help transform the financial market and other sectors, this is your place. **Come create value with us. Apply now!** **Responsibilities and duties** * Build large and complex datasets meeting functional and non-functional business requirements; * Design and implement necessary infrastructure and delivery solutions for data extraction, transformation, and loading (ETL), optimized for a wide variety of data sources using PySpark, SQL, AWS, and Databricks; * Create technical solution diagrams, including data models, data flows, deployment diagrams, etc.; * Strong programming experience in Python or other object-oriented languages for big data processing; * Design, build, and maintain scalable data pipelines and data access patterns using big data tools and languages; * Research, evaluate, and adopt new technologies / tools / frameworks focused on high-volume data processing. **Requirements and qualifications** **Education:** * Bachelor’s degree in Business Administration with specialization or solid coursework in Information Systems, Systems Analysis, Computer Science, Software Engineering, Statistics, or Mathematics. **Mandatory requirements:** * Data analysis; * Experience writing SQL queries; * Experience programming in Python; * Knowledge of PySpark for big data processing; * Familiarity with the Databricks platform; * Knowledge of data modeling; * AWS and cloud tools overall. **Behavioral requirements:** * Results-oriented with excellent communication and interpersonal skills; * Adherence to secure development best practices; * Business interest, aiming to build customer-value-oriented solutions; * Proactivity; * Initiative; * Understanding and experience working with Agile methodologies. **Additional information** **Hybrid work model:** 2 days per week in the office. Market-competitive salary — CLT. **Benefits:** * Health and dental insurance * Meal allowance — Caju * Life insurance * Remote work allowance * Profit-sharing program (PLR) * Private pension plan * Childcare allowance * WellHub (Gympass) **Location:** Avenida Brigadeiro Faria Lima 1485 — Near Faria Lima metro station. Welcome to Núclea, where **technology** and **innovation** create solutions that power the economy and foster a **more connected future.** We are Brazil’s **largest provider** of banking infrastructure and data intelligence, fueled by a passion for results and the belief that our connections are essential to **creating value.** Guided by diversity and inclusion, we build a welcoming and responsible environment, leveraging technology, data, and innovation as pillars to **positively impact** and contribute to the growth of companies across the country.