Staff/Senior Backend Engineer (Rust/Go)

TL;DR

Staff/Senior Backend Engineer (Rust/Go): Designing and scaling backend services for a high-growth consumer fintech app, processing high-volume payments and data infrastructure with an accent on high-availability systems, secure integrations with financial institutions and payment processors, and ensuring compliant transactions. Focus on building microservices, designing robust APIs, and shaping inclusive, data-powered financial products with modern technologies.

Location: This role requires a hybrid work schedule in the US. For Redwood City, CA: Mondays in-office for stand-ups and all-hands, plus choice of three days between Tuesday-Friday. For Chicago, IL and New York, NY: 4 days in-office, 1 day remote.

Company

hirify.global, through its Klover app, powers one of the fastest-growing consumer fintech applications in the U.S., processing over $1.5 billion annually.

What you will do

• Build and evolve microservices to handle high-volume financial and transactional data.
• Design and implement APIs to securely connect with third-party payment processors, banks, and fintech partners.
• Write thoughtful and quality code that is readable, testable, and easily maintainable.
• Develop data-driven services that power account management, transaction history, and financial insights.
• Strive for excellent development practices and careful code architecture for rapid releases.
• Work cross-functionally with backend, mobile, and product teams to consistently release high-quality financial features.

Requirements

• 5+ years of experience building backend services in production environments.
• Experience in the financial technology, payments, or banking systems industry.
• Familiarity with compliance, security, and data privacy standards (e.g., SOC 2, PCI DSS, GDPR).
• Experience designing transactional and event-driven systems for payments, reconciliation systems, or ledger-like applications.
• Familiarity with microservice or Service-oriented Architecture.
• Expert knowledge of SQL and experience designing data models for financial data integrity.

Nice to have

• Experience using gRPC, protobuf, or GraphQL.
• Experience with message queues or event streams (e.g., Kafka, RabbitMQ).
• Experience with cloud environments such as AWS, GCP, or Azure.

Culture & Benefits

• Collaborate closely across product, data, and mobile teams in an open feedback environment.
• Opportunity to work with modern technologies, including Rust microservices and event-driven systems.
• Shape the next generation of inclusive, data-powered financial products.
• Directly impact users' ability to access money instantly and experience transparent, fee-free financial services.
• Opportunity to leverage and develop using AI tools.