Back End Developer

hace 1 semana

Caracas, Venezuela Pago ASAP A tiempo completo

Lenguajes y backend3+ años de experiencia en desarrollo backend con al menos uno de:TypeScript/Node.js,Python.Sólida experiencia construyendoservicios RESTy Microservicios.Diseño dearquitecturas por capasy buenas prácticas: SOLID, separación de responsabilidades, clean code.Manejo deautenticación y autorización: JWT, OAuth2, roles y permisos (RBAC).Bases de datos – PostgreSQL (enfoque principal)Dominio dePostgreSQL:diseño de esquemas relacionales normalizados;creación de índices eficientes (BTREE, HASH, GIN, GiST);vistas, funciones y procedimientos almacenados;uso detransactions, isolation levels, locksy manejo de deadlocks.Optimización de consultas:análisis deEXPLAIN / EXPLAIN ANALYZE;detección de cuellos de botella;estrategias de particionamiento/tablas grandes.Diseño e implementación demodelos de datos financieros:tablas de movimientos, libros contables, estados de cuenta;trazabilidad completa de cada operación (auditoría y logs).Manejo demigraciones de esquema(Flyway, Liquibase, Sequelize, Prisma, etc., según el stack).Sector financiero / fintechExperiencia previa enbanca, pagos, remesas, tarjetas, trading, créditos o billeteras digitales.Conocimiento de conceptos como:KYC/AML, límites y validaciones;autorización y compensación de pagos;conciliación bancaria y de pasarelas de pago;manejo dedouble posting, ajustes y reversos.
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