Nisum - Senior Backend Developer - Java

Description :

What You'll Do :

- Build reactive and event-driven architectures leveraging Apache Kafka.

- Implement RESTful APIs and integrate with frontend and external systems.

- Optimize application performance, scalability, and reliability.

- Work with MongoDB and other NoSQL data stores for schema design and query optimisation.

- Collaborate with DevOps teams for containerization and deployment (Docker, Kubernetes, etc.

- Participate in code reviews, mentor junior developers, and ensure adherence to coding standards.

- Troubleshoot production issues and contribute to continuous improvement in system design and performance.

What You Know :

- 8+ years of hands-on backend development experience with Java (Java 17 ).

- Strong expertise in Spring Boot and Spring WebFlux.

- Proven experience in designing and implementing Microservices Architecture.

- Solid understanding of Apache Kafka (producers, consumers, topics, partitions, schema registry).

- Experience working with MongoDB (CRUD operations, aggregation framework, performance tuning).

- Strong knowledge of Reactive Programming concepts and patterns.

- Familiarity with CI/CD pipelines, containerization (Docker), and Kubernetes deployments.

- Understanding of REST API design principles, authentication (OAuth2/JWT), and API security.

- Excellent problem-solving skills, communication, and ability to work in agile teams.

Good to Have :

- Experience with Cloud platforms (AWS, GCP, or Azure).

- Knowledge of GraphQL, Redis, or Elasticsearch.

- Exposure to performance profiling and observability tools (Prometheus, Grafana, Zipkin, etc.

Education :

- Bachelors degree in computer science, Information Systems, Engineering, Computer Applications, or related field.

Benefits :

- In addition to competitive salaries and benefits packages, Nisum India offers its employees some unique and fun extras : .

- Continuous Learning Year-round training sessions are offered as part of skill enhancement certifications sponsored by the company on an as-needed basis.

- We support our team to excel in their field.

- Parental Medical Insurance Nisum believes our team is the heart of our business, and we want to make sure to take care of the heart of theirs.

- We offer opt-in parental medical insurance in addition to our medical benefits.

- Activities -From the Nisum Premier League's cricket tournaments to hosting a Hack-a-thon, Nisum employees can participate in a variety of team-building activities, such as skits, dance performances, and festival celebrations.

- Free Meals Free snacks and dinner are provided daily, in addition to subsidised lunch.