Backend Engineer Ledger

CloudWalk, Inc.; United States; On-site; USD 150,000 - 230,000; Full time

Job summary

CloudWalk, Inc. is seeking a senior infrastructure specialist to help build and operate Stratus, an EVM-compatible centralized ledger released as open source. You will work on performance, reliability, and security of a system that handles production financial state and APIs for internal teams.

You will collaborate with a multinational team, leverage cloud infrastructure on GCP/AWS, and contribute to data-intensive applications using Rust and distributed systems.

Qualifications

• Experience operating critical infrastructure on cloud providers like GCP or AWS using Terraform.
• Experience developing databases or data-intensive applications.
• Experience building parallel and distributed systems.
• Proficient in Rust.
• Familiarity with the EVM, Solidity, or blockchain internals is a plus.
• Knowledge of the Brazilian payments ecosystem is a plus.
• Communicates clearly and effectively.
• Advanced English communication skills, primarily for internal communication with our diverse, multinational team.

Responsibilities

• Develop and maintain Stratus, an EVM-compatible centralized ledger released as open source
• Build and operate the indexers that ingest and expose ledger state
• Support other teams integrating with the ledger
• Improve performance, reliability, and correctness of a system that holds production financial state
• Communicate clearly with both technical and non-technical stakeholders

Skills

Rust programming

Distributed systems

Cloud infrastructure

Communication

English proficiency

Tools

Terraform

Job description

About CloudWalk:

We are not just another fintech unicorn. We are a pack of dreamers, makers, and tech enthusiasts building the future of payments. With millions of customers and a hunger for innovation, we're now expanding our neural network - literally and metaphorically.

What You'll Do

• Develop and maintain Stratus, an EVM-compatible centralized ledger released as open source
• Build and operate the indexers that ingest and expose ledger state
• Support other teams integrating with the ledger
• Improve performance, reliability, and correctness of a system that holds production financial state
• Communicate clearly with both technical and non-technical stakeholders

What You Need to Succeed

• Has operated critical infrastructure on cloud providers like GCP or AWS, using tools such as Terraform
• Has developed databases or data-intensive applications
• Has developed parallel and distributed systems
• Is proficient in Rust
• Familiarity with the EVM, Solidity, or blockchain internals is a plus
• Knowledge of the Brazilian payments ecosystem is a plus
• Communicates clearly and effectively
• Advanced English communication skills, primarily for internal communication with our diverse, multinational team

The Future We See

• People teams leveraging AI to transform talent acquisition and employee development.
• Marketing professionals creating data-driven, AI-powered campaign strategies.
• Customer Success teams enhancing client experiences with intelligent solutions.
• Risk analysts combining human expertise with AI to navigate complexities.
• Designers collaborating with AI to push creative boundaries.

Join us at CloudWalk, where we're not just engineering solutions; we're building a smarter, AI-driven future for payments-together.

By applying for this position, your data will be processed as per CloudWalk's Privacy Policy that you can read here in Portuguese and here in English.

We use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, assessing responses, and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.