Job description

About Us Zact is a Fintech innovator dedicated to a singular idea : Organizations need simpler expense and payment management systems that align the spending employee with finance and accounting while providing inherent guardrails and continuous reconciliation with financial systems. Zact enables all parts of the company to Pay by the Rules. Position Summary We are seeking an experienced Senior Backend Developer to join our engineering team. The ideal candidate will bring deep expertise in Java development and enterprise application architecture, with a proven track record of delivering scalable, secure, and maintainable solutions. Location Zact is a global company with multiple locations across US, Europe and India. We provide 100% Remote Working Option. Candidates applying for this role should be located in one of the European or Indian Time zones. Key Responsibilities • Design, develop, and maintain enterprise-grade Java applications using Spring Framework and related technologies • Architect and implement RESTful APIs following industry best practices and security standards • Collaborate with cross-functional teams to gather requirements and translate them into technical specifications • Mentor junior developers and contribute to technical decision-making • Participate in code reviews and ensure code quality standards are maintained • Troubleshoot and resolve complex technical issues in production environments Required Qualifications • Minimum 10 years of Java and microservices development experience • Strong expertise in Spring Framework ecosystem • Deep understanding of RESTful API design principles and best practices • Experience implementing various authentication and authorization models (OAuth 2.0, JWT, RBAC) • Strong knowledge of relational databases and SQL Preferred Qualifications • Experience with ESB implementations, particularly Apache Camel • Experience with ETL frameworks and data integration patterns • Knowledge of microservices architecture and distributed systems • Familiarity with container technologies (Docker, Kubernetes) • Experience with message brokers (Kafka, RabbitMQ) Technical Skills • Languages: Java 8+, SQL • Frameworks: Spring Boot, Spring Security, Spring Data JPA • Integration: Apache Camel, REST APIs • Databases: PostgreSQL, MySQL, or similar RDBMS • Testing: JUnit, Mockito

Requirements

Must-haves

Zact is a global company with multiple locations across US, Europe and India.
We provide 100% Remote Working Option.
Candidates applying for this role should be located in one of the European or Indian Time zones.
Design, develop, and maintain enterprise-grade Java applications using Spring Framework and related technologies
Architect and implement RESTful APIs following industry best practices and security standards
Collaborate with cross-functional teams to gather requirements and translate them into technical specifications
Mentor junior developers and contribute to technical decision-making
Participate in code reviews and ensure code quality standards are maintained
Troubleshoot and resolve complex technical issues in production environments
Minimum 10 years of Java and microservices development experience
Strong expertise in Spring Framework ecosystem
Deep understanding of RESTful API design principles and best practices
Experience implementing various authentication and authorization models (OAuth 2.0, JWT, RBAC)

Nice-to-haves

Experience with ESB implementations, particularly Apache Camel
Experience with ETL frameworks and data integration patterns
Knowledge of microservices architecture and distributed systems
Familiarity with container technologies (Docker, Kubernetes)
Experience with message brokers (Kafka, RabbitMQ)
Technical Skills
Languages: Java 8+, SQL
Frameworks: Spring Boot, Spring Security, Spring Data JPA
Integration: Apache Camel, REST APIs
Databases: PostgreSQL, MySQL, or similar RDBMS
Testing: JUnit, Mockito

Application prep

Use the role’s language and application details while tailoring your materials.

Keywords to mirror

javaapisqldockerkubernetesrest

Platform: breezy
Effort: medium