Senior AI Infrastructure & Backend Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior AI Infrastructure & Backend Engineer based in Brazil.

This is a high-impact remote opportunity for a senior engineer passionate about building advanced AI-powered backend systems and scalable infrastructure. The role focuses on designing, developing, and operating LLM-driven solutions that support critical business workflows. You will work on complex challenges involving AI agents, automation, data pipelines, and production reliability. The position combines backend engineering excellence with infrastructure ownership to create secure, observable, and cost-efficient platforms. You will collaborate closely with technical and non-technical stakeholders, translating business needs into robust engineering solutions. This role is ideal for someone who thrives in fast-moving environments and enjoys delivering innovative technology with measurable impact.

Accountabilities:: As a Senior AI Infrastructure & Backend Engineer, you will be responsible for designing and delivering AI-enabled backend solutions while ensuring the reliability and scalability of production systems. You will contribute to architecture decisions, collaborate directly with clients, and help shape the evolution of AI services through strong engineering practices.

Lead the end-to-end design and implementation of AI-powered financial services solutions, from architecture planning through production deployment.

Build and maintain AI agents capable of monitoring processes, detecting failures or anomalies, and supporting automated remediation workflows with human approval steps.

Develop reporting layers and visibility tools that improve transparency and operational decision-making.

Create monitoring, alerting, and observability solutions for production systems and data operations.

Design scalable backend services that integrate business requirements with security, compliance, data integrity, and auditability standards.

Build and maintain data pipelines, orchestration workflows, and backend infrastructure supporting AI and LLM applications.

Ensure production systems remain reliable, efficient, and cost-effective through continuous improvement.

Partner with stakeholders to understand challenges, communicate technical solutions, and deliver outcomes aligned with business goals.

Requirements:

The ideal candidate brings strong backend engineering expertise, hands-on experience with AI technologies, and the ability to operate independently in a client-facing environment. You should be comfortable building production-grade systems, solving ambiguous problems, and collaborating with global teams.

6+ years of experience in backend software engineering, with strong expertise in Python development.

Experience building AI agent systems, LLM-powered applications, or tool-use workflows, preferably with human-in-the-loop approval processes.

Strong SQL skills and practical experience with data pipelines, job orchestration, or database-driven systems.

Experience designing, deploying, and operating production systems with monitoring and observability practices.

Ability to move quickly, work with autonomy, and deliver high-quality solutions in a lean engineering environment.

Strong understanding of backend architecture, scalability, reliability, and operational excellence.

Excellent communication skills with both technical and non-technical stakeholders.

Fluent English communication skills at a native or near-native level.

Experience in financial services or regulated industries is a plus.

Benefits:

Fully remote working environment with flexibility.

Opportunity to work on cutting-edge AI and LLM-powered solutions.

Exposure to complex technical challenges within enterprise environments.

Career development opportunities in a fast-growing technology organization.

Opportunity to collaborate with global teams and expand technical expertise.

How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best!  Why Apply Through Jobgether?    Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.     #LI-CL1