Clara

Senior Fullstack Engineer

Clara
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11 days ago
São Paulo, BrazilSenior

Responsibilities

  • Own partner and customer integration lifecycles from qualification and scoping through build and handoff.
  • Assess systems, data flows, risk surfaces, and implementation approaches during Phase 0 qualification.
  • Build and configure integration connectors, data mappings, and partner adapters using Clara’s integration framework and shared libraries.
  • Coordinate with partner technical teams and serve as the primary technical point of contact.
  • Work with Platform/API squads on webhooks, authentication patterns, event contracts, and reusable integration primitives.
  • Ensure integrations meet standards for idempotency, observability, secrets management, data minimization, and sandbox testing.
  • Deliver runbooks, dashboards, on-call assignments, and support playbooks for completed integrations.
  • Identify recurring integration patterns that should become shared libraries or configuration.

Requirements

  • Direct technical experience working with external partners and end customers, including owning customer relationships.
  • Experience designing solutions from scratch to meet customer needs.
  • At least 4 years of backend software development experience with API integrations, webhooks, and data mapping.
  • Deep knowledge of REST, event-driven architectures, OAuth/token management, and idempotency.
  • Strong proficiency in one or more backend programming languages, preferably Java, with comfort across multiple systems and technology stacks.
  • Working knowledge of observability fundamentals including logs, metrics, tracing, alerting, and SLOs.
  • Experience using AI tools to accelerate connector development and repetitive mapping work.
  • Working proficiency in English and Spanish or English and Portuguese.
  • Excellent communication skills with technical and non-technical audiences.
  • Exposure to integration platforms or connector frameworks such as N8N, Zapier, or custom-built equivalents.
  • Preferred experience in fintech, payments, or financial data infrastructure; PCI/PII handling and compliance; AWS, Kafka, or event-streaming platforms; and proficiency in Portuguese, Spanish, and English.

Benefits

  • Competitive salary and stock options through ESOP from day one.
  • Annual learning budget and internal accelerated development paths.
  • Multicultural team with daily exposure to Portuguese, Spanish, and English.
  • Flexible vacation.
  • Hybrid work model with time split among the office, customer visits, and working from home; no minimum office-day requirement for most roles, though office attendance is expected during ramp-up or when required by the leader.

Categories

Forward Deployed
Clara

About Clara

501-1,000 employees
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