Backend Developer

Job Description

Title: Backend Developer

Company Name: Samsung R&D Institute Bangladesh Ltd.

Vacancy: --

Age: 23 to 35 years

Job Location: Dhaka

Salary: --

Experience:

• At least 2 years
• The applicants should have experience in the following business area(s): Software Company, IT Enabled Service, Research Organization

• Bachelor of Science (BSc) in Computer Engineering
• Bachelor of Science (BSc) in Information Technology
• Bachelor of Science (BSc) in Electrical & Electronic Engineering

• At least 2 years
• The applicants should have experience in the following business area(s): Software Company, IT Enabled Service, Research Organization

• Age 23 to 35 years

• Core technical skills: Kotlin (2+ years), Java 17, Spring Boot 3.x, MongoDB, PostgreSQL, Redis, gRPC, REST APIs, Docker, Gradle, AWS(S3, EC2, EKS, RDS, EFS)

• Architecture patterns: Hexagonal Architecture (Ports & Adapters), Domain-Driven Design (DDD), Microservices

• Testing & quality: JUnit 5, MockK, TestContainers, WireMock, code coverage (JaCoCo), Ktlint, static analysis tools

• DevOps & infrastructure: Docker containerization, CI/CD pipelines, AWS S3, STS integration, Flyway database migrations

• Security requirements: OAuth2/OpenID Connect (Google, Samsung), JWT authentication, Casbin access control, data encryption, secure API design

• Technical assessment: Reactive programming implementation, MongoDB schema design, gRPC service development, system design for scalability

• Nice-to-have skills: Trino analytics, Kubernetes deployment

• Code quality standards: Clean code principles, comprehensive error handling, performance optimization, security best practices

• Team collaboration: Code reviews and knowledge sharing, mentoring junior developers, cross-functional teamwork

• Problem-solving skills (competetive programming experience is preferred)

• Develop, maintain, and optimize backend services using Spring Boot with Java/Kotlin.

• Design and implement RESTful APIs, gRPC API's and microservices architectures.

• Work with PostgreSQL and MongoDB including schema design, query optimization, and data modeling.

• Implement caching and high-performance data access.

• Use AWS cloud services such as S3, EC2, EKS, RDS, EFS for application deployment, storage, and scalability.

• Write clean, maintainable, and well-tested code following best engineering practices.

• Debug and resolve performance bottlenecks and production issues.

• Collaborate with cross-functional teams including frontend, DevOps, QA, and product teams.

• Maintain high standards of security, reliability, and system scalability.

• Communication with key stakeholders located in different geographic locations.

• Participate in innovation and other tasks assigned by team leader.

• Weekly 2 holidays,Provident fund,Insurance,Gratuity
• Salary Review: Yearly
• Lunch Facilities: Full Subsidize