Capa is a B2B fintech infrastructure company built to make money movement across Latin America fast, simple, and compliant. We give fintechs and financial operators a single, reliable channel to move pesos and other currencies across the region in real time.

Tareas
Responsibilities

- Own a backend service (NestJS/TypeORM/Postgres) or frontend module (React/Vite/TanStack) end-to-end, from design through production

- Design for money-critical correctness: idempotency, race conditions, reconciliation-safe state transitions

- Write integration tests against real Postgres (Testcontainers), not just mocked unit tests, for anything touching money flows- Own AWS infra changes via CDK for the services you own

- Design and review API contracts (NestJS + Swagger) and shared TypeScript types across services- Own QA for your own features end-to-end — write and execute the test plan, cover edge cases

- Mentor Mid/Junior engineers; review PRs; raise the team's code-quality bar

- On-call capable for money-critical paths

- Partner with product/compliance on ambiguous, cross-cutting problems (KYB, FX, settlement)

Requisitos
Requirements

-5+ years professional software engineering, strong TypeScript across backend and frontend (or deep on one side, fluent on the other)

-Backend: Node.js + NestJS (or a comparable opinionated framework), an ORM (TypeORM), PostgreSQL, REST API design- Frontend: React,



modern data-fetching (TanStack Query or equivalent), component-driven development

-AWS fundamentals: Lambda, IAM, KMS, S3, SQS/SNS; comfortable reading/writing CDK or another IaC tool

-Testing discipline: understands why integration tests against a real DB matter when correctness has financial consequences

Ni ce-to-haves

- Fintech/payments/crypto experience (FX, cross-border settlement, ledger/reconciliation, KYC/KYB)

Datadog or comparable observability experience- i18next / multi-market LatAm product experience

-Radix/shadcn-style design systems + Tailwind

At Capa, we're making pesos flow like water by enabling seamless cross-border payments and connecting Latin America to integral finance . As a leading crypto on-ramp startup operating in LATAM, we simplify and accelerate money movements with a comprehensive platform that ensures fully compliant, instant settlements, and unlimited liquidity for local currencies.

Our mission is to bridge traditional finance with modern financial infrastructure, empowering businesses and individuals to move funds quickly, securely, and cost-effectively across borders.

If you're passionate about fintech, crypto, and building innovative solutions in a fast-paced startup environment, join our committed team in Mexico City to drive real impact in LATAM's financial landscape.

📌 Senior Software Engineer (Ciudad de México)
🏢 Capa
📍 Ciudad de México