CareerPlan

GO Senior Software Engineer

BarcelonaFull-time2026-07-27 → 2026-11-10
Hybrid

Core

Senior Golang engineer building scalable, high-availability core payment platform services and APIs for a global fintech network.

Role type

Senior IC backend software engineer (Golang)

Builds

Core business products, payment processing services, and internal engineering tools for real-time global money movement.

Domain

Fintech / Payments / Distributed Systems

Deliverable

production ML models | product features

Required skills

Golang, Event-Driven Architecture, message brokers (AWS SNS/SQS, Apache Kafka, RabbitMQ), relational databases (PostgreSQL, MySQL), API design, Agile practices (TDD, CI/CD)

Preferred skills

Fintech domain knowledge, startup mindset, experience with high-scale transaction processing

Technologies

Golang, AWS SNS/SQS, Apache Kafka, RabbitMQ, PostgreSQL, MySQL

Responsibilities

Design and implement highly available services exposed via APIs; Participate in the design, implementation, and shipping of new products; Deliver high-quality, testable, secure, and scalable software; Evaluate new technologies and initiatives

Seniority

Senior, hands-on IC