Senior Site Reliability Engineer (Fintech)

TL;DR

Senior Site Reliability Engineer (Golang/AWS): Architecting and building scalable infrastructure solutions for a fintech platform with an accent on reliability, recoverability, and scalability. Focus on optimizing Kubernetes clusters, implementing advanced observability, and leading AI enablement for infrastructure automation.

Location: Remote (Brazil)

Salary: $7,000 - $12,000 per month (Gross)

Company

hirify.global is a fintech company revolutionizing the shopping experience through interest-free installment plans and innovative payment solutions.

What you will do

• Architect, design, and build scalable infrastructure solutions leveraging Kubernetes, AWS, and RDS (MySQL/Postgres).
• Drive the infrastructure roadmap, capacity planning, and stress testing to prepare for business growth.
• Define and enforce SLAs and implement advanced anomaly detection and alerting systems.
• Lead AI enablement efforts, applying AI and automation to enhance reliability and developer productivity.
• Establish engineering best practices for observability, security, and CI/CD across a distributed microservices architecture.
• Mentor engineers and collaborate cross-functionally to translate business goals into technical roadmaps.

Requirements

• 12+ years of professional software or infrastructure engineering experience, including significant SRE and backend expertise.
• Strong proficiency in Golang and experience building RESTful APIs.
• Expertise with SQL-based RDBMS (MySQL, PostgreSQL) and performance optimization at scale.
• Proficiency in observability tools such as Prometheus, Grafana, Datadog, or New Relic.
• Solid understanding of distributed systems design patterns (e.g., event-driven architecture, stream processing).
• Must be based in Brazil.

Nice to have

• Experience with AWS Aurora RDS (MySQL and Postgres).
• Background in data engineering, data pipelines, and data warehousing.
• Experience deploying containerized microservices via CI/CD pipelines in Kubernetes.
• Familiarity with AI developer tooling like Claude Code, Gemini CLI, or Cursor.

Culture & Benefits

• High degree of autonomy and authority to identify and resolve system problems.
• Culture of relentlessly high standards, action-oriented decision-making, and operational excellence.
• Commitment to using open-source technologies and internal builds.
• Dynamic, fast-paced environment with significant opportunities for career advancement.