Backend developer (java - spring boot)

We're looking for an experienced Senior Backend Developer to design and build the core backend of our payment gateway platform. You'll work on high-scale, secure, and mission-critical systems that power payments and merchant operations.
Key Responsibilities
Design and implement payment orchestration systems
Build and maintain merchant management platforms
Develop billing and commission engines
Implement onboarding and KYC workflows
Handle decline management and risk rule logic
Build reporting and analytics APIs
Integrate with acquirers, banks, and payment partners
Required Skills
Strong experience with Java and Spring Boot
Experience with microservices architecture
Hands-on experience with Redis and queue systems
Solid understanding of relational databases
Expertise in building and consuming REST APIs
Knowledge of secure coding practices and payment security standards
Experience
2- 3 years of backend development experience
Payments ...