Founding Engineer

1 day ago

São Paulo, BrazilSenior

Base Salary

$45k - $80k/yr

Responsibilities

Design, build, and operate backend services and public APIs for customers and partners.
Develop integrations with financial systems, ERPs, banks, and document sources.
Build data ingestion and ETL pipelines with validation, quality controls, and reconciliation.
Establish observability and operational practices covering logs, metrics, alerts, incident response, and on-call readiness.
Collaborate with leaders and customers to identify problems, prototype solutions, measure impact, and determine product priorities.
Use LLMs where they provide measurable value with appropriate safeguards.
Document architectural decisions and improve engineering standards for testing and security.

At least 5 years of backend engineering experience delivering production systems end to end.
Strong experience with OLTP systems, relational data modeling, REST APIs, transactional data, and consistency and availability trade-offs.
Experience integrating complex external APIs, including authentication, rate limits, retries, and webhooks, ideally with financial or ERP systems.
Ability to extract, validate, and normalize data from PDFs, XML, email, and other unstructured sources.
Practical cloud and DevOps experience with AWS or GCP, Docker, CI/CD, and logging and monitoring.
Experience with event-driven systems, data pipelines, and reconciliation; familiarity with ledgers and double-entry accounting is valuable.
Familiarity with Temporal, Airflow, or Prefect and production LLM deployment with guardrails is a plus.
Fintech, B2B SaaS, or founding-engineer experience is beneficial, along with comfort working through ambiguity and collaborating closely with customers.