Casas Bahia Tecnologia

DevOps Engineer

• Manage Windows Server and Linux servers in cloud environments (Azure and GCP);
• Operate and maintain Kubernetes clusters (AKS/GKE), handling deployments, networking, security and troubleshooting;
• Create, maintain and improve automations in Rundeck using Python or Bash scripts;
• Automate operational routines, integrations between systems and support workflows;
• Version, document and standardize automations following SRE and DevOps best practices;
• Create and evolve monitoring in Zabbix, Grafana and Dynatrace;
• Develop collectors using Prometheus, Python scripts, SQL queries (SQL Server), MongoDB and KQL;
• Manage logs and pipelines in the ELK Stack (Elasticsearch, Logstash, Kibana);
• Create and maintain Helm charts to standardize Kubernetes deployments;
• Work with service mesh (Istio) for observability, security and advanced routing;
• Create and maintain resources using Terraform (Infrastructure as Code);
• Automate configuration and provisioning with Ansible;
• Collaborate with development, business and security teams in multidisciplinary environments;
• Produce clear and up-to-date technical documentation;
• Participate in an on-call rotation and be available as needed according to the team schedule;
• Respond to critical incidents within the established SLA.

Senior SRE Analyst

Backend Engineer

• Work on fixes, improvements and new projects from a prioritized backlog, always taking care not to impact the purchasing flow;
• Develop and maintain RESTful APIs with a focus on performance and best practices;
• Contribute to the evolution of solutions with attention to clean architecture and design patterns;
• Work with relational and non-relational databases;
• Write unit tests and collaborate on test automation;
• Participate in technical discussions and collaborate on defining scalable solutions;
• Work in multidisciplinary teams within an agile environment;
• Support deployment and monitoring of applications in the cloud;
• Integrate systems and services using Kafka for asynchronous communication;
• Follow the activity lifecycle from analysis and correction through to production release;
• Ensure product quality by caring for the development pipeline, staging and production environments;
• Commit to the activities within your responsibilities while respecting the planning.

Mid-level Java Software Engineer

Full-stack Engineer

• Lead a team of developers and specialists across both legacy and modern platforms (high and low platform).
• Conduct management routines: one-on-one meetings, IDP (Individual Development Plan), time tracking, and CAPEX/OPEX management.
• Prioritize the backlog in partnership with Product, ensuring smooth workflows and predictable deliveries.
• Monitor performance indicators and OKRs, providing diagnostics and action plans.
• Serve as the team’s technical reference, supporting decisions and guidance during incidents and crises.
• Assess end-to-end technical flows and guide high-platform (mainframe) specialists.
• Lead discussions on architecture, integrations and system behavior.
• Support technological modernization initiatives, including migration from high to low platforms and cloud adoption.
• Collaborate with internal teams: Product, Channels, Finance, Collections and Technology.
• Produce executive-level reports for management and the board.
• Participate in ceremonies, technology rituals and strategic alignment sessions.

Software Engineering Leader, Credit

• Work on integration and communication between different systems and services, ensuring a cohesive and efficient solution;
• Ensure applications are robust, reliable, scalable, and fault-tolerant, with a focus on continuous monitoring and process documentation;
• Actively participate in the squad's technical discussions, contributing to the definition and evolution of features and ensuring code quality;
• Help in the ongoing development and growth of team members, promoting a culture of learning and continuous improvement.

Senior Java Developer – Employee Management

• Develop antifraud policies and rules within Grupo Casas Bahia’s decision engines, ensuring protection and risk mitigation.
• Build integrations with external technologies such as credit bureaus, biometrics, and antifraud solutions, ensuring robustness and security.
• Develop and maintain scalable microservices using Node.js and TypeScript, with a focus on high performance and maintainability.
• Implement REST APIs following clean design principles and service-oriented architecture.
• Work on planned initiatives and provide production support for antifraud technologies and strategies, ensuring high availability.
• Use relational databases (MySQL, PostgreSQL) for data modeling, query optimization and data integrity.
• Perform code reviews and provide technical mentoring, promoting best practices and code quality.
• Integrate and automate solutions using Git for version control, ensuring secure and continuous processes.
• Support strategy and operations teams by providing data, insights and developments that inform business decisions.
• Collaborate with multidisciplinary teams to align technically and deliver business value.
• Propose technical improvements to increase scalability and reliability in high-traffic, mission-critical environments.

Senior SRE Analyst

Mid-level Java Software Engineer

Software Engineering Leader, Credit

Senior Java Developer – Employee Management

Senior Back-End Developer, Node.js