Senior Backend Software Engineer - Consumer Growth

In breve

Satispay is a fast‑growing fintech that aims to give people real control over their money. With more than 6.5 million users, the company offers payments, benefits, investing, cards and other financial services, all built on a single, consumer‑focused platform. The Senior Backend Software Engineer will join the Consumer Growth team, an individual‑contributor role that shapes technical direction, ensures high‑quality delivery and collaborates across multiple squads to enhance the core user experience. Day‑to‑day, the engineer will design, implement and operate backend services that power key consumer features such as payment flows, identity verification, loyalty programmes and engagement tools. They will lead technical analysis for cross‑team projects, drive design discussions, produce clear documentation and mentor junior engineers on event‑driven patterns and operational excellence. The role also involves raising the quality bar through rigorous testing, safe rollouts and proactive reduction of technical debt in a system handling over two million daily payments. The position requires a solid background in backend development. Candidates must have at least five years of experience building microservices in high‑pace environments, with deep expertise in Java and Spring Boot. A strong grasp of distributed systems, external dependencies such as banking protocols, and cloud infrastructure, particularly AWS, is essential. Fluency in English and a genuine passion for fintech are also mandatory. The company values structured communication skills and an impact‑oriented mindset that prioritises user‑centric delivery and avoids analysis paralysis. Nice‑to‑have attributes include hands‑on experience with generative‑AI features, such as services that use large language models, orchestration frameworks like LangGraph, or AWS Bedrock. Familiarity with the broader tech stack, PostgreSQL, AWS services (EC2/ECS, S3, Lambda, Kinesis, ElasticSearch), and a proactive attitude toward continuous learning and internal mobility are also appreciated. The role offers a hybrid work model with two mandatory office days, unlimited PTO, stock options, private health insurance, relocation support and other benefits aimed at supporting personal and professional growth. What the role asks for: - Minimum 5 years backend software engineering experience - Strong Java development expertise - Proficiency with Spring Boot framework - Experience building microservices in cloud environments - Knowledge of AWS infrastructure (plus) - Understanding of distributed systems and external dependencies - Fluent English communication skills - Passion for fintech and consumer‑focused products - Nice‑to‑have: experience with GenAI‑driven backend services - Nice‑to‑have: familiarity with banking protocols and event‑driven patterns