Backend Developer

Key Responsibilities

• Design, develop, and maintain microservices-based applications using Java and Spring Boot.

• Build secure, scalable, and high-performance REST APIs.

• Develop reactive services using Spring WebFlux.

• Implement secure coding practices, API security, and access controls.

• Perform unit testing, TDD, code reviews, and quality assurance activities.

• Troubleshoot and resolve issues across development, testing, and production environments.

• Collaborate with Product, QA, DevOps, Security, and Architecture teams.

• Participate in solution design, architecture discussions, and technical decision-making.

• Support frontend integration and continuous improvement initiatives.

Mandatory Skills

• Java (OpenJDK 21/Java 17+)

• Spring Boot

• Spring WebFlux / Reactive Programming

• Microservices Architecture

• RESTful API Development

• Spring Security

• OAuth2, JWT, RBAC

• TDD, JUnit, Mockito

• OWASP Top 10, API Security, Input Validation, Data Masking

• SAST, DAST, SCA

• Oracle/PostgreSQL

• MongoDB or NoSQL Databases

• Git, Docker

• CI/CD (GitLab, Jenkins, or equivalent)

• Agile/Scrum Methodologies

Desirable Skills

• Financial Services or Fintech Domain Knowledge

• Authentication, KYC, Payments, Transactions, and Statements Workflows

• Angular, TypeScript, RxJS, HTML5, CSS3

• Angular Material, Tailwind CSS, Bootstrap

• Kubernetes, Istio, API Gateway, Service Discovery

• Kafka or RabbitMQ

• AWS, Azure, or GCP

• SonarQube, Snyk, Fortify, Checkmarx

• Frontend Security (CORS, XSS, CSP)

• Cloud-Native and DevSecOps Practices