At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy. We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day. ## Senior Data Developer (Analytics Engineer) We are seeking a highly motivated Senior Data Developer (Analytics Engineer) who serves as a bridge between business and technology — someone who not only masters the technical stack but also brings strategic vision, deep understanding of business logic, and a proactive approach to solution design. This professional will own the complete lifecycle of data products — from ingestion and modeling through final delivery — ensuring that data is structured, validated, and ready for consumption in AI and analytics environments. We need someone who communicates confidently with business stakeholders (both technical and non-technical), deeply understands the requirements behind requests, and translates them into robust, scalable technical solutions. ### Responsibilities: - Business Translation & Requirements Definition: Actively engage with business stakeholders to understand context, challenges, and underlying needs; translate complex requirements into clear, detailed technical specifications that enable effective use of AI and analytics platforms. - End-to-End Product Ownership: Take full responsibility for the data products you build — from ingestion through modeling, transformation, validation, to final delivery and ongoing monitoring. - Data Quality Assurance & Validation: Implement and maintain rigorous validation processes, automated testing, and quality checks; act as guardian of data accuracy and integrity, ensuring metrics and KPIs accurately reflect business reality. - Data Modeling & Transformation: Design and implement data transformation layers that pre-aggregate business information, apply consistent business rules, and deliver datasets ready for consumption in dashboards and AI applications. - AI Enablement & Data Structuring: Collaborate with AI teams to specify and prepare structured data, data dictionaries, and models that enable AI platforms and intelligent reporting capabilities. - Full-Stack Data Development: Build and maintain data ingestion pipelines from multiple sources, implement transformations in SQL and Python, and ensure performance and scalability of solutions. - Proactive Problem Solving: Go beyond fulfilling requirements — proactively identify improvement opportunities, anticipate internal customer needs, propose innovative solutions, and challenge approaches when necessary. - Agile & High-Quality Delivery: Deliver reliable data solutions with speed and precision, balancing the need for rapid iteration with the highest quality standards. - Stakeholder Communication: Articulate technical concepts clearly to non-technical audiences; facilitate alignments, present solution proposals, and document modeling and architecture decisions. ### Requirements: - Proven experience in a Data Engineering or Analytics Engineering role at senior level - Advanced proficiency in SQL and Python for data analysis, transformation, and validation - Solid experience in data modeling and data warehouse design - Hands-on experience working with BigQuery (or other cloud-based data warehouse platform) - Demonstrated ability to understand complex business logic and validate results from a business perspective, not just technical - Strong sense of ownership and proactive mindset — a professional who proposes improvements, challenges requirements when necessary, and doesn't wait to be asked to act - Experience specifying and preparing data requirements for AI or machine learning applications - Advanced/fluent English (reading, writing, and conversation) — constant communication with international stakeholders is required - Track record of delivering high-impact projects quickly and with quality ### Nice to Have: - Experience with dbt (data build tool) for transformation and orchestration of analytical pipelines - Familiarity with data ingestion tools such as Airbyte or Airflow - Knowledge of automated testing best practices and CI/CD for data pipelines - Prior experience in Supply Chain, Retail, or Consumer Goods industries - Experience in projects involving data preparation for consumption via generative AI or conversational analytics platforms - Experience building business-oriented analytical reports (web reporting, custom visualizations) #LI-JP3 Our benefits: -Health and dental insurance -Meal and food allowance -Childcare assistance -Extended paternity leave -Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass; -Profit Sharing and Results Participation (PLR); -Life insurance -Continuous learning platform (CI&T University); -Discount club -Free online platform dedicated to physical, mental, and overall well-being -Pregnancy and responsible parenting course -Partnerships with online learning platforms -Language learning platform And many more! More details about our benefits here: https://ciandt.com/br/pt-br/carreiras At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by [clicking here](https://docs.google.com/presentation/d/12BqYLIGeEyp9t0ZdF2b4bvnjFLza4E8fmbcowWeBlfk/edit?slide=id.g3a9cf52bf2b_0_0#slide=id.g3a9cf52bf2b_0_0)[.](https://docs.google.com/presentation/d/12BqYLIGeEyp9t0ZdF2b4bvnjFLza4E8fmbcowWeBlfk/edit?slide=id.g3a9cf52bf2b_0_0#slide=id.g3a9cf52bf2b_0_0)This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it. We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.