Software Engineer III, Backend - Core Domain

Overview As a Software Engineer in the Core Team, you help build and maintain the backbone of Satispay’s payment platform. You will contribute to high-quality, scalable, and secure backend services used by multiple product teams. You will work on core domains like the Transaction Ledger, IAM, and Payment Orchestration, and you’ll implement risk, banking integrations, and fraud-detection logic. The role emphasizes engineering excellence, collaboration, and leveraging AI tools to boost development and documentation. This is a chance to shape critical fintech infrastructure in a fast-paced, cross-functional environment.

Retribuzione / Benefits

Unlimited paid time off Health Coverage Stock Option Plan Flexible hybrid working system Extended parental leave Language classes

Responsabilità

Build and maintain core platform domains (Transaction Ledger, IAM, Payment Orchestration) for high performance and security Develop and optimize services for bank integrations, credit risk, and real-time fraud detection Contribute to technical analysis, design discussions, and high-quality documentation (Smart Papers) Ensure engineering quality through clean code, testing strategies, and safe rollouts Collaborate with senior engineers and juniors to raise technical and architectural skills Leverage AI tools to write/optimize code, speed up root cause analysis, and generate documentation Own assigned features from start to finish and promote simplicity in the codebase

Requisiti fondamentali

3+ years of experience as a Backend Engineer building scalable microservices in fast-paced contexts Deep expertise in Java and Spring Boot Solid understanding of distributed systems and familiarity with banking APIs integration Good exposure to cloud environments (AWS) and relational databases (PostgreSQL) Reliability mindset with focus on system health, data integrity, and clear business logic Effective communication skills and collaboration with technical and non-technical peers Fluency in English and passion for FinTech proactive problem-solver effective communicator collaborative mindset Java Spring Boot Distributed systems