We are looking for a **Java Backend Developer** with experience in **payment systems** to develop secure and scalable backend services for financial transactions.
Responsibilities
* Develop and maintain backend services using Java and Spring Boot.
* Build and integrate payment processing systems.
* Develop RESTful APIs and microservices.
* Ensure system security and compliance (PCI-DSS).
* Optimize performance and reliability.
* Fix bugs and support production systems.
* Collaborate with cross-functional teams.
Requirements
* Bachelor’s degree in Computer Science or related field.
* 4+ years of Java backend experience.
* Strong knowledge of Java, Spring Boot, and REST APIs.
* Experience in payments, fintech, or banking systems.
* Knowledge of databases (MySQL/PostgreSQL).
* Familiarity with Git and CI/CD tools.
* Understanding of security standards (OAuth, JWT, encryption)..
Top Skills
Similar Jobs
What you need to know about the Los Angeles Tech Scene
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering


