5 days ago
Remote, ChileSenior
Responsibilities
- Design and build backend services in Go that integrate with payment processors, gateways, and card networks.
- Own authorization, capture, settlement, refunds, reconciliation, and chargeback/dispute flows end to end.
- Build idempotent, fault-tolerant, auditable transaction processing using distributed architectures and queues.
- Operate within PCI DSS scope, including tokenization, network tokens, secure payment-data handling, and applicable 3DS/SCA flows.
- Monitor authorization rates, decline rates, processor performance, latency, and settlement accuracy.
- Use Claude or equivalent LLM tools for design, coding, research, testing, and documentation in accordance with security policies.
- Mentor engineers, unblock peers, and occasionally lead small project teams.
- Partner with Product, Risk, Compliance, Support, and engineering teams to deliver scalable payment solutions.
Requirements
- 7+ years of backend or full-stack engineering experience, including meaningful experience with payments, fintech, or money-movement systems.
- Strong Go experience preferred, or comparable Python experience, building and serving APIs.
- Hands-on experience integrating payment processors, gateways, or acquiring systems, with knowledge of authorization, settlement, tokenization, idempotency, reconciliation, and chargebacks/disputes.
- Experience with distributed cloud architectures, transactional outboxes, and queuing tools such as Kafka, Amazon SQS, or RabbitMQ.
- Demonstrated hands-on use of Claude or an equivalent LLM to improve productivity, research, communication, and engineering output.
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- Experience with SQL-based relational databases through an ORM and observability tools such as Prometheus, New Relic, or Datadog is preferred.
- Familiarity with DevOps, CI/CD pipelines, containerized microservices, Kubernetes, and AWS is preferred.
- Experience delivering commercial APIs and web applications and prioritizing improvements based on stakeholder or customer feedback is preferred.
- Experience with acquiring ecosystems such as Adyen, Stripe, Marqeta, or Fiserv and exposure to PCI DSS, 3DS/SCA, network tokenization, or payments compliance are preferred.
Benefits
- Full-time, remote role.
- Monthly gross compensation is provided in USD.
- Employees have access to a culture centered on innovation and interests including music, yoga, cycling, cooking, golf, dogs, and rock climbing.
Tech Stack
Apache KafkaAWSDatadogElasticsearchGitGoKubernetesMySQLPostgreSQLPrometheusPythonRabbitMQReactReact NativeSQLTypeScript
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