• Provide technical leadership for teams and software development projects; • Define technical solutions aligned with business needs, considering scalability, reliability, security, availability, and performance requirements; • Define, document, and validate logical and executable system architectures; • Prepare technical, architectural, operational, and project management support documentation; • Create functional and technical specifications for systems and applications; • Provide solutions and support for the development of mobile and web application features; • Develop applications with a high level of technical complexity; • Collaborate with the QA team, supporting testing and quality strategies; • Review source code to ensure adherence to best practices, design patterns, and software quality standards; • Design solutions with a focus on integration and continuous delivery (CI/CD); • Act as a technical reference, promoting training, mentoring, and support for developers; • Plan, track, and monitor technical activities for projects under your responsibility; • Support technical decisions related to project evolution, architecture, and infrastructure.

• Design, develop and maintain features, plugins and extensions for the Backstage framework; • Implement modern, responsive and accessible web interfaces using React; • Build services and integrations using Node.js (REST/GraphQL); • Create reusable components aligned with internal UI standards; • Integrate internal and external APIs with plugins and corporate services; • Automate workflows and routines to improve the developer experience; • Connect Backstage to systems such as CI/CD pipelines, observability, cloud, identity, SCM, and others; • Write unit and integration tests for frontend and backend; • Contribute to quality standards, consistent UX and best practices; • Assist with instrumentation for logging, monitoring and diagnostics; • Use CI/CD pipelines for continuous build, test and deployment; • Participate in troubleshooting across development, staging and production environments; • Support containerization (Docker) and orchestration (Kubernetes) when applicable; • Keep architecture, plugins, APIs and integrations documentation up to date; • Participate in code reviews and technical discussions.

• Design, develop and maintain Java microservices and applications, ensuring quality, performance, scalability and security; • Evolve architectures based on REST APIs and distributed services; • Implement and maintain automated tests (unit, integration and functional); • Collaborate with global, distributed teams by participating in technical meetings, backlog refinements, code reviews and architecture alignment in English; • Work with CI/CD pipelines for continuous build, test and deployment; • Use containerization (Docker) and support deployments in orchestrated environments (Kubernetes); • Troubleshoot development, staging and production environments; • Actively participate in remote agile ceremonies and knowledge-sharing sessions; • Contribute to technical documentation of architecture, components and processes, produced and maintained in English; • Demonstrate flexibility, autonomy and a willingness to learn, staying up to date with the project’s technological evolution, including automation and new software engineering approaches.

• Build the Core Engine: Design, develop, and deploy high-performance microservices for ad serving, targeting, and bidding. • Optimize for Scale and Speed: Obsess over system performance, identifying and eliminating bottlenecks to ensure our services meet stringent low-latency requirements. • Ensure High Availability: Build resilient, fault-tolerant systems and implement robust monitoring to maintain rock-solid reliability. • Drive Technical Excellence: Lead architectural discussions, conduct code reviews, and champion best practices in software development. • Collaborate for Impact: Partner closely with product managers, data engineers, and the rest of the engineering team to ship cohesive, high-impact features. • Mentor and Lead: Provide technical guidance and mentorship to other engineers on the team, helping to level up the entire organization.