Top Tech Jobs & Startup Jobs in Rio de Janeiro

Lead customer-facing, production-grade data and AI projects on the Databricks platform. Design and implement end-to-end data pipelines, ML/AI model integration, and user-facing applications. Own architecture, guide technical delivery, embed with stakeholders, and contribute reusable assets. Collaborate with engineering, product, and support to ensure secure, scalable solutions and drive customer adoption and measurable outcomes.

The Analyst supports HR analytics by creating and maintaining Workday reports, analyzing HR data, and providing insights for talent management and workforce planning.

Build and execute data-driven acquisition and activation campaigns for a B2C worker marketplace. Monitor market health, prioritize and run multi-channel campaigns, and translate funnel strategy into scalable automations and AI-powered flows. Design, build, and evaluate LLM-driven workflows, onboarding sequences, re-engagement flows, and tooling to improve activation and retention across markets.

The Senior Data Scientist will develop and enhance predictive models for credit scoring and revenue forecasting while collaborating with multiple teams to execute data science experiments and ensure model reliability.

The Data Engineer will build and manage scalable data pipelines and databases, collaborate on architecture, and drive data systems towards real-time capabilities in a fast-paced, innovative environment.

Lead QA automation for complex web applications: design, build, and maintain Cypress/JavaScript test suites; run E2E, integration, regression, functional, and API tests; validate data with SQL; monitor with Grafana and Sentry; integrate tests into CI/CD; investigate production incidents; mentor other QA engineers and promote QA best practices.

Lead research, design, and production of computer vision and ML solutions: define architectures, run experiments, train and deploy models (detection, segmentation, classification, OCR, visual search), own model lifecycle, improve datasets/annotations, optimize inference, set MLOps/evaluation standards, and mentor engineering teams to deliver production-quality AI features.

Part-time remote grader for fullstack and backend web courses: evaluate student assignments using rubrics, provide timely actionable feedback, respond to student questions, coordinate with supervisors, participate in training, and apply quality-check feedback to improve grading.

Own full-cycle recruiting across all departments: proactively source passive candidates, run screens and interviews, manage offers and counteroffers, maintain Ashby ATS and recruiting data, track metrics and dashboards, partner with hiring managers, and improve hiring processes.

The Sales Manager drives revenue growth in the LATAM region, building and optimizing a sales pipeline, managing complex sales processes, and fostering long-term relationships with clients in the sports betting industry.