BackEnd Engineer

Are you a seasoned backend engineer with a passion for building robust and scalable systems? Do you thrive in a fast-paced environment where your work directly impacts environmental sustainability? If so, we're looking for you! At Jejakin, we're on a mission to empower organizations to achieve their sustainability goals. We're seeking a Backend Engineer to join our team and help us build and maintain the core services that drive our platform. You'll play a crucial role in designing, developing, and deploying high-performance applications that handle complex data and integrate with various technologies, ensuring they meet the highest standards of security, reliability, and availability.

Requirement:

• Bachelor's degree in Computer Science, Information Technology, Mathematics, Physics, or a related technical field.
• 2-3 years of professional experience in BackEnd Engineer or Development.
• Strong proficiency in Java with the ability and willingness to transition to Kotlin.
• Hands-on experience with microservices architecture. 
• Experience with microkernel architecture is a plus.
• Solid knowledge of databases, including PostgreSQL and MongoDB.
• Have an experience with at least one major cloud provider: AWS, Azure, or GCP.
• Demonstrable experience with unit testing.
• Comfortable reading and understanding technical documentation and API specifications.
• Familiarity with RESTful APIs and gRPC.
• Proficiency with Kafka, Redis, and Elasticsearch/OpenSearch.
• Experience with CI/CD tools, preferably Jenkins.
• Understanding of Secure Software Development Lifecycle (Secure SDLC).
• Proactive attitude with a strong sense of ownership and the ability to thrive in a dynamic, stretch-oriented environment.

Job Description:

• Develop and maintain backend services using Kotlin and Spring Boot, adhering to engineering best practices.
• Architect and implement solutions for a microservices environment.
• Design and manage relational and non-relational databases, including PostgreSQL and MongoDB.
• Ensure code quality and reliability through unit testing and other testing methodologies.
• Optimize application performance and scalability, with a focus on system availability and reliability.
• Collaborate with cross-functional teams to define, design, and ship new features in an agile startup culture.
• Implement secure coding practices and contribute to our Secure SDLC to ensure a high standard of security.
• Handle CI/CD pipelines using tools like Jenkins.
• Work with and deploy applications on a major cloud provider (AWS, Azure, or GCP).
• Integrate with various technologies like Kafka, Redis, Elasticsearch/OpenSearch, and gRPC.
• Actively read and understand technical documentation and API specifications to effectively implement and integrate new technologies.