Advanced Software Engineer - Customer Success

About the role

Feedzai builds AI-powered technology that helps banks, payment networks and acquirers detect and prevent financial crime, fraud and money laundering. Its Customer Success Engineering team ensures that Feedzai solutions are implemented, integrated, optimized and supported throughout the customer lifecycle, working directly with enterprise customers. As an Advanced Customer Success Engineer, you will act as a trusted technical advisor and technical reference, collaborating with Product Engineering, Product Management, Customer Success Managers and customer technical teams.

Key responsibilities

• Design and implement technical solutions that maximize the value of the Feedzai platform
• Configure, customize and extend customer solutions using Java, SQL and platform configuration
• Build and maintain integrations using REST APIs, messaging systems, event-driven architectures and file processing
• Troubleshoot complex production issues across application, database, infrastructure and integration layers
• Analyze and optimize application performance, scalability and operational reliability
• Lead technical activities during implementations, upgrades, migrations and production go-lives
• Support enterprise customers throughout the implementation and post-production lifecycle
• Review solution designs and implementation approaches against Feedzai best practices
• Mentor other engineers and contribute to reusable implementation assets, documentation and engineering standards
• Provide feedback to Product Engineering based on real customer implementations

Required profile

• 7+ years of professional software engineering experience
• Strong troubleshooting and root cause analysis skills in production environments
• Ability to balance hands-on technical work with customer-facing responsibilities
• Excellent communication skills and ability to work directly with customer engineering teams
• Nice to have: experience in fraud prevention, financial services or risk management platforms

Required skills

• Strong Java development skills
• Strong SQL knowledge and database troubleshooting
• REST APIs, messaging platforms, asynchronous systems and file-based integrations
• Cloud platforms (AWS preferred)
• Java application performance analysis (thread dumps, heap analysis, JVM tuning)
• Distributed systems, software architecture, scalability and performance
• Nice to have: Kubernetes, PostgreSQL and NoSQL databases