Senior Software Engineer - Product Expansion Team

alternativepayments; United States; Remote; USD 90,000 - 105,000; Full time

Benefits offered by this job

Equity

Unlimited PTO

Learning stipend

Job summary

Alternative Payments is seeking a senior backend engineer to join a remote, Brazil-based Product Expansion squad focused on accounts payable and analytics products. You will architect and maintain backend systems powering payment automation and money-movement workflows in a fast-scaling fintech environment.

Responsibilities include building data processing services, designing Kafka/RabbitMQ pipelines, writing Go and SQL, and driving testing and reliability.

Qualifications

• 4–7 years of professional software development with senior-level responsibilities.
• Strong Go or equivalent backend language and strong SQL skills with Postgres.
• Hands-on experience building payment platforms or fintech transaction systems.
• Comfort with event buses or message queues such as Kafka or RabbitMQ.
• Solid testing discipline across unit, integration, and end-to-end levels.

Responsibilities

• Develop and maintain backend services handling data processing, transformations, and core business logic.
• Design idempotent, queue-based event-driven pipelines using Kafka or RabbitMQ for reliable message processing.
• Write clean, maintainable Go (or comparable language) and SQL against Postgres-style databases.
• Drive quality and reliability with unit, end-to-end, and integration testing; monitor throughput, latency, and error-rate metrics.
• Partner with Product and Operations to ship features quickly and refine internal tooling and processes.

Skills

Go Backend

SQL/PostgreSQL

Payment Platforms

Kafka/RabbitMQ

Testing & CI/CD

Git Workflows

Tools

Kafka

RabbitMQ

PostgreSQL

Job description

Role overview

A remote, Brazil-based opportunity for a senior engineer to join a Product Expansion squad focused on accounts payable and analytics products for service-based small and mid-sized businesses. The work centers on architecting and maintaining the backend systems that power payment automation and money-movement workflows. The team operates within a fast-scaling fintech environment that values collaboration, ownership, and rapid iteration.

Responsibilities

• Develop and maintain backend services handling data processing, transformations, and core business logic.
• Design idempotent, queue-based event-driven pipelines using tools such as Kafka or RabbitMQ to ensure reliable message processing.
• Write clean, maintainable code in Go (or a comparable backend language) and SQL against Postgres-style databases, following established coding and review standards.
• Drive quality and reliability through unit, end-to-end, and integration testing; instrument throughput, latency, and error-rate metrics with alerting.
• Partner with Product and Operations to ship features quickly, pair with teammates, and refine internal tooling and processes.

Requirements

• Strong proficiency in Go or a comparable backend language, plus solid SQL skills with Postgres or an equivalent database.
• Hands-on experience building payment platforms or working with financial-transaction systems.
• Comfort with event buses or message queues such as Kafka or RabbitMQ.
• Solid testing discipline across unit, integration, and end-to-end levels.
• Familiarity with Git workflows, code reviews, and CI/CD pipelines.
• 4–7 years of professional software development experience with senior-level responsibilities.

Nice to have

• Analytics engineering exposure with tools like ClickHouse, dbt, Dagster, or Spark/Databricks.
• Frontend experience with TypeScript.
• Prior work on financial or data reconciliation, including integrations with accounting platforms such as QuickBooks Online, Xero, or NetSuite.
• Familiarity with double-entry accounting concepts.
• Observability tooling experience with Prometheus or Grafana, plus exposure to encryption, audit trails, and basic compliance/security practices.

Benefits and work setup

• Total compensation range of $90,000–$105,000 plus equity.
• Unlimited paid time off with flexibility, and a yearly learning and development stipend.
• Fully remote role open to candidates eligible to work in Brazil.