Backend Developer

Comviva; Bengaluru; Presencial; INR 2.000.000 - 3.500.000; Jornada completa

Descripción de la vacante

Comviva is seeking a skilled Java backend engineer to design, develop, and maintain microservices-based applications using Java and Spring Boot. You will build secure, scalable REST APIs and reactive services with Spring WebFlux, and contribute to solution architecture decisions.

You will implement secure coding practices, perform TDD and code reviews, and work closely with Product, QA, DevOps, Security, and Architecture teams to continuously improve our platform.

Formación

• Proven experience building microservices with Java and Spring Boot.
• Experience in secure API development and architectural patterns.
• Strong knowledge of Spring WebFlux and reactive programming.
• Experience with RESTful API design and security practices.
• Familiarity with automated testing (TDD, JUnit, Mockito).
• Ability to perform code reviews, QA activities, and quality assurance.

Responsabilidades

• 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.

Conocimientos

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 Vald

SAST, DAST, SCA

Oracle/PostgreSQL

MongoDB or NoSQL Databases

Git, Docker

CI/CD (GitLab, Jenkins, or equivalent)

Agile/Scrum Methodologies

Herramientas

Git

Docker

CI/CD Tools

Descripción del empleo

• 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.

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