Senior Backend Engineer - Java/Kotlin

Description :

We are seeking an experienced Senior Backend Engineer with strong expertise in Kotlin and Java to join our dynamic engineering team.

The ideal candidate will have a deep understanding of backend frameworks, cloud technologies, and scalable microservices architectures, with a passion for clean code, resilience, and system observability.

You will play a critical role in designing, developing, and maintaining core backend services that power our high-availability e-commerce and promotion platforms.

Key Responsibilities :

- Design, develop, and maintain backend services using Kotlin (JVM, Coroutines, Serialization) and Java.

- Implement efficient serialization/deserialization using Jackson and Kotlin Serialization.

- Develop, maintain, and execute automated tests using JUnit 5, Mockk, and ArchUnit to ensure code quality.

- Work with Kafka Streams (Avro), Oracle SQL (JDBC, JPA), DynamoDB, and Redis for data storage and caching needs.

- Deploy and manage services in AWS environment leveraging DynamoDB, Lambdas, and IAM.

- Implement CI/CD pipelines with GitLab CI to automate build, test, and deployment processes.

- Containerize applications using Docker and integrate monitoring using Datadog for tracing, metrics, and dashboards.

- Define and maintain infrastructure as code using Terraform for services including GitLab, Datadog, Kafka, and Optimizely.

- Develop and maintain RESTful APIs with OpenAPI (Swagger) and JSON API standards.

- Apply resilience patterns using Resilience4j to build fault-tolerant systems.

- Adhere to architectural and design principles such as Domain-Driven Design (DDD), Object-Oriented Programming (OOP), and Contract Testing (Pact).

- Collaborate with cross-functional teams in an Agile Scrum environment to deliver high-quality features.

- Utilize feature flagging tools like Optimizely to enable controlled rollouts.

Mandatory Skills & Technologies :

Languages :

Frameworks :

Serialization :

Testing :

Data :

- Kafka (Avro) Streams

- DynamoDB (NoSQL)

- Redis (Caching)

Cloud :

CI/CD :

Containers :

Monitoring & Observability :

Infrastructure as Code :

API :

Resilience :

Architecture & Practices :

- Domain-Driven Design (DDD)

- Object-Oriented Programming (OOP)

- Contract Testing (Pact)

Feature Flags :

Platforms :

Methodologies :