Staff Backend Engineer

Summary

Join Notabene, a leading crypto technology company, as a Staff Backend Engineer and play a pivotal role in shaping the future of secure crypto transactions. You will be part of the transactions team, responsible for building, maintaining, and scaling our core transaction-processing services globally. This role requires architecting high-throughput, low-latency microservices, collaborating with cross-functional teams, and mentoring junior engineers. You will contribute directly to Notabene’s secure and reliable transaction authorization platform, ensuring its scalability and performance to handle growing transaction volumes and emerging crypto use cases. As a Staff Engineer, you will also be instrumental in setting technical direction and optimizing our architecture to meet the needs of a constantly evolving market. Notabene offers a flexible remote work environment and a comprehensive benefits package.

Requirements

• 8+ years of professional software engineering experience, with at least 3+ years in a senior or staff-level backend engineering role
• A proven track record in building and optimizing high-throughput, distributed systems
• Highly proficient in back-end languages such as Node.js/Typescript/Deno with the ability to write clean, maintainable, and efficient code
• Expertise in event-driven microservices development, with hands-on experience using Kafka or equivalent technologies
• Extensive experience with PostgreSQL, SQL optimization, and architecting high-throughput transactional databases
• Hands-on experience deploying and managing services on AWS, with a solid understanding of container orchestration tools like Kubernetes and Docker
• Strong understanding of security principles, particularly around secure data handling, encryption, and best practices in financial or transactional data systems
• Strong problem-solving skills, attention to detail, and the ability to work independently in a global, remote-first company
• Excellent communication and writing skills, with the ability to collaborate across teams and departments

Responsibilities

• Design, build, and maintain high-throughput, low-latency microservices for our Transactions team, contributing directly to Notabene’s secure and reliable transaction authorization platform
• Work closely with product, engineering, compliance, and customer-facing teams to gather requirements align on technical feasibility, and prioritize projects that maximize value to our customers
• Develop and execute the Transactions team roadmap aligning with business priorities and strategic objectives
• Scope and drive large-scale technical projects end-to-end, from inception through deployment, and delivering ongoing improvements to scalability and performance
• Mentor and support engineers throughout the Notabene engineering organization

Preferred Qualifications

• Experience with Rust or Go is a significant plus
• Deep understanding of cryptography, including public/private key encryption and signing
• Knowledge of decentralized identity, verifiable credentials, and DIDComm protocols
• Familiarity with low-latency NoSQL datastores
• Familiarity with distributed systems principles beyond Kafka, such as consensus protocols or distributed tracing

Benefits

• Flexible Remote Work: Work from anywhere!
• $1000 WFH Stipend: Use within your first year of employment
• MacBook Pro : Procured by you and your manager to find a model that meets your needs
• Unlimited PTO: We trust you to take as much holiday as you need
• Country-Specific Benefits: Statutory offerings and contributions, managed via our employer-of-record