Senior Backend Engineer
- Remote job
5+ years of professional backend engineering experience building and operating production systems.
Fluent in English — professional fluency required for daily work with global teams in written and spoken contexts.
Strong proficiency in at least one backend language: Go, Python, or Node.js/TypeScript.
Experience designing and building RESTful APIs, microservices, and event-driven backend systems.
Solid understanding of relational databases (PostgreSQL preferred): schema design, query optimization, and data modeling.
Experience with cloud infrastructure (AWS, GCP, or Azure), containerization (Docker, Kubernetes), and CI/CD pipelines.
Demonstrated ability to integrate third-party APIs reliably in production — including error handling, retry logic, and observability.
Experience working on globally distributed teams across time zones and regions.
Comfortable using AI tools as part of everyday engineering work — integrating LLM API outputs into backend services and using AI coding assistants fluently.
Preferred QualificationsExperience in fintech, financial services, payments, or a regulated industry — familiarity with ledger systems, payment rails, or financial compliance (KYC/AML, PCI-DSS) is a strong plus.
Fluent in Spanish or Portuguese — preferred for collaboration with LATAM teammates, customers, and operational partners.Prior experience at a startup or high-growth scale-up, comfortable building in ambiguity without heavy process support.
Experience with multi-currency systems or cross-border payment processing.
Familiarity with message queue systems (Kafka, RabbitMQ) and event-driven architecture.
Global work experience — prior roles at companies operating across multiple countries and regulatory environments.
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