Infrastructure Engineer

• Create realistic cloud and platform engineering challenges.
• Build reproducible, containerized infrastructure environments.
• Design scenarios covering networking, IAM, queues, storage, scaling, and reliability.
• Define measurable requirements for configuration, topology, and runtime behaviour.
• Develop automated integration, load, security, failure, deployment, and recovery tests.
• Create accurate reference solutions and intentionally defective variants.
• Debug environments and resolve infrastructure or test issues.
• Document architecture decisions, expected outcomes, and validation logic.
• Review tasks and solutions created by other technical experts.

Cloud Platform Architect – AI Infrastructure Environments

• Develop and maintain internal systems using the vibe coding methodology (e.g., Cursor, Windsurf, Replit, Lovable)
• Integrate solutions with APIs, spreadsheets, dashboards, and operational management tools
• Configure and monitor local network environments at sites (switches, routers, VLANs)
• Ensure system and data security: authentication, access control, encryption, and LGPD (Brazilian data protection law) best practices
• Identify and remediate vulnerabilities in applications and infrastructure
• Support the deployment of new systems and automations across restaurants
• Document technical processes, workflows, and developed architectures
• Collaborate with the PMO and brand managers to gather requirements

Systems Developer – Vibe Coding, Cybersecurity, IT Infrastructure

• Mainframe storage administration;
• Perform data migrations between mainframe storage systems;
• Define rules for dataset allocation in an SMS environment;
• Customize and administer DFSMS/HSM software;
• Customize and administer a virtualized backup environment (Hydra);
• Customize and operate MainView/SRM software;
• Maintain ACS routines for SMS;
• Maintain SMS and non-SMS disk pools;
• Perform performance analysis (RMF, EREP)

Infrastructure Architect 4

• Define corporate technical standards and minimum infrastructure requirements, establishing reference architectures aligned with high availability levels (e.g., Tier III);
• Ensure infrastructure projects support operational continuity, business growth and mitigation of systemic risks;
• Develop and evolve guidelines aimed at reducing carbon footprint, improving energy efficiency and promoting the rational use of resources;
• Lead PUE (Power Usage Effectiveness) improvement initiatives and technological transitions to lower-environmental-impact solutions, such as Lithium Iron Phosphate (LiFePO4) batteries;
• Structure and maintain the corporate infrastructure performance indicator (KPI) framework;
• Use market benchmarking to set targets for efficiency, power density, physical occupancy and operational resilience;
• Evaluate technology trends, management tools (DCIM) and new architectural models that reduce TCO (Total Cost of Ownership) and extend asset life;
• Act as an innovation driver, balancing technological maturity, operational risk and financial return;
• Conduct medium- and long-term capacity planning, anticipating bottlenecks and saturation points before they reach critical levels (e.g., above 93% load);
• Support decisions on expansion, reinforcement or load redistribution based on technical data and growth projections.

Network Infrastructure Specialist – Data Center Planning, Facilities, POPs, Governance

• Operational professional responsible for supporting, monitoring and responding to day-to-day security operations in the AWS public cloud, ensuring implementation, continuous operation and resilience (SRE) of security controls for cloud technologies, products and services.
• Collaborates with cloud architects and other internal and contracted technical teams to operate cloud security infrastructure and services according to standards, requirements and best practices for resource usage.
• Operate and maintain day-to-day security controls and tools in the AWS public cloud, ensuring continuous operation of resources such as GuardDuty, AWS Security Hub, AWS WAF, Amazon Inspector, AWS Config and CloudTrail, with activity logging and compliance with agreed service levels.
• Continuously monitor security events and alerts, performing triage, prioritization and routing of incidents, and opening and tracking related tickets.
• Execute security incident response activities, including containment, investigation and recovery, and document actions and lessons learned.
• Manage operational vulnerability processes, running scans, triaging findings and tracking remediation with responsible teams.
• Apply and maintain security baselines and hardening for public cloud resources and on-premises environments, following benchmarks such as CIS and the client’s internal policies.
• Operate AWS identity and access management mechanisms (IAM), supporting permissions review, credential rotation and enforcement of the principle of least privilege.
• Analyze logs and audit trails to identify anomalies, support investigations and maintain compliance evidence.
• Support patching and security configuration updates, keeping environments up to date and compliant.
• Work with other technical teams to integrate security tools into infrastructure and DevOps processes following ITIL, Agile and DevSecOps practices.
• Document operational procedures, record activities performed and keep the security operations knowledge base up to date.

Cloud Engineer – Infrastructure, Security Requirements

• Develop and maintain Rust-based features across credit, investments, and regulatory compliance domains
• Write SQL queries in PostgreSQL
• Contribute to unit and integration tests, helping maintain code quality and coverage
• Work closely with the team on code reviews, architecture discussions, and technical documentation
• Investigate and fix bugs in critical production flows

Rust Engineer – Financial Infrastructure

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Senior Security Infrastructure Engineer

• Design, develop and evolve solution architectures in cloud environments (AWS and Azure);
• Work hands‑on in the implementation and support of solutions across multiple projects;
• Model and document technical architectures, ensuring standardization and governance;
• Support development and infrastructure teams in building scalable and secure solutions;
• Provide technical leadership for architecture initiatives and support technical decision‑making;
• Develop and support DevOps, CI/CD strategies and infrastructure automation;
• Build and support integrations between systems and APIs;
• Work with Linux and Windows environments in corporate contexts;
• Support architecture definitions oriented to microservices and application modularization;
• Participate in agile ceremonies and team routines, contributing technical guidance;
• Collaborate with multidisciplinary teams to gather and understand technical and business requirements;
• Propose continuous improvements to processes, tools and architectures;
• Ensure best practices for security, availability, performance and observability of solutions;
• Share technical knowledge and support the development of team members;
• Assist in defining architectural standards and best practices for development and infrastructure.

Infrastructure Engineer jobs in Brazil

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