Senior Backend Engineer

Senior Backend Software

We are seeking a skilled Senior Backend Engineer to join our agile development team. In this role, you will be

responsible for designing, developing, and maintaining scalable backend services and APIs , while

contributing to architectural decisions and mentoring junior developers .

Key Responsibilities

Design and develop robust, scalable backend services

using Java Spring Boot/Kotlin/C#

Architect and implement RESTful APIs and microservices

following best practices

Design and implement cloud-native solutions

using AWS services

Lead the design and implementation of database schemas and data models

Ensure high performance, reliability, and security of backend systems

Collaborate with frontend developers and other stakeholders

to define and implement API contracts

Mentor junior developers

and conduct thorough code reviews

Participate in system design discussions and technical planning

Implement and maintain CI/CD pipelines

Troubleshoot production issues and optimise system performance

Required Skills and Experience

8+ years of professional software development experience

Strong expertise

in either Java Spring Boot, Kotlin, or C# (.NET Core)

Extensive experience with RESTful APIs

and microservices architecture

Proven experience with AWS services

including:

AWS Lambda and serverless architecture

Amazon ECS/EKS

Amazon RDS and DynamoDB

Amazon S3

AWS CloudFormation/CDK

Amazon CloudWatch

AWS IAM and security best practices

Proficient in SQL and experience with both relational and NoSQL databases

Strong understanding of software design patterns and principles (SOLID, DRY, etc.)

Experience with version control systems (Git) and CI/CD practices

Knowledge of testing methodologies and frameworks (JUnit, TestNG, NUnit)

Experience with agile development practices

Strong analytical and problem-solving skills

Good to Have

AWS certifications

(Solutions Architect, Developer)

Experience with container orchestration

(Kubernetes, Docker)

Experience with message queuing systems

(Kafka, RabbitMQ)

Familiarity with reactive programming

Experience with Singapore Government IT projects

Knowledge of Singapore Government Technology Stack (SGTS)

Experience integrating with SingPass and CorpPass authentication

Understanding of government security policies and compliance requirements

Experience with performance monitoring tools and APM solutions

Experience with event-driven architecture

Technical Skills

Languages: Java 11+/Kotlin/C#

Frameworks: Spring Boot, Spring Cloud, .NET Core

Infrastructure as Code using Terraform

Databases: PostgreSQL, MySQL, MongoDB, DynamoDB

Tools: Maven/Gradle, Git, Jenkins/GitLab CI

Testing: JUnit, Mockito, TestContainers

Documentation: Swagger/OpenAPI

Monitoring: CloudWatch, ELK Stack, Prometheus, Grafana

What We Offer

Opportunity to work on impactful government digital services

Technical leadership opportunities

Professional development and AWS certification support

Competitive compensation package

Flexible working arrangements

Regular knowledge sharing sessions

Collaborative team environment

If you are passionate about backend development and cloud architecture, and want to contribute to meaningful public sector projects, we would love to hear from you.

**We regret to inform that only shortlisted candidates will be notified. Personal data collected will be used for recruitment purposes**

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