Senior Fullstack Engineer (Fintech)

Location: Santo Domingo; 100% remote work

Compensation: Competitive pay in USD

Company

Nearshore technology services provider headquartered in New York, delivering software engineering and staff augmentation services to U.S. companies through a distributed Latin American team.

What you will do

• Own product features across PostgreSQL schema design, backend implementation, frontend delivery, and production monitoring.
• Build scalable event-driven and distributed systems with strong reliability and data-consistency guarantees.
• Develop transactional workflows, complex queries, migrations, and integrations with financial and third-party systems.
• Implement webhooks, queues, retries, reconciliation, idempotency, dead-letter queues, and outbox patterns.
• Create responsive interfaces with React and Next.js while improving scalability, observability, and operational excellence.
• Collaborate with product, design, and engineering stakeholders, participate in code reviews, and mentor engineers.

Requirements

• 5+ years of experience delivering production-ready full-stack applications end to end.
• Strong TypeScript and Node.js skills, with advanced React and Next.js experience.
• Deep PostgreSQL expertise, including raw SQL, query optimization, migrations, and performance analysis.
• Experience designing event-driven, distributed, asynchronous, and fault-tolerant systems.
• Experience with financial, payments, billing, payroll, or ledgering systems and webhook-driven integrations.
• Hands-on use of AI-assisted development tools such as Claude Code or similar platforms.

Nice to have

• Experience with Terraform or Pulumi, Datadog or OpenTelemetry, and SOC2 or PCI-DSS environments.
• Knowledge of property-based testing frameworks such as fast-check.
• Experience mentoring engineers and contributing to technical leadership initiatives.

Culture & Benefits

• 100% remote work with autonomy over working time and location.
• Paid time off and a focus on well-being and work-life balance.
• Projects with leading U.S. companies and experienced engineering professionals.
• Access to a diverse network of more than 600 professionals across 25+ countries.