Rust Engineer - Financial Infrastructure

At CloudWalk, we’re building the future of financial services with technology at the core. Our Financial team plays a key role in shaping how we fund, scale, and optimize our products — always with a data-driven mindset and a strong connection to the market.

We’re now starting a new chapter: building our CDB strategy from scratch. This is a unique opportunity to join early, help define the playbook, and directly impact how we structure and grow a multi-billion portfolio.

If you’re financial maket nerd, enjoy ownership, and want to build something meaningful from zero — this role is for you.

What You'll Do

• 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

What You'll Need to Succeed

• Experience with, or strong interest in, statically typed programming languages, especially Rust
• Solid understanding of databases and SQL
• Ability to read and understand other people’s code, not just write your own
• Strong attention to detail and a careful mindset, especially in environments where mistakes have real financial impact

Nice to Have

• Experience with Rust
• Background in financial systems, fintech, or regulation (BACEN, CVM, CETIP/B3)
• Familiarity with Kafka, Redis, or messaging systems
• Experience with observability tools such as tracing, metrics, Prometheus, or Sentry
• Experience with Kubernetes or cloud environments, especially GCP