Data Engineer (3 to 9 months Contract, Extendable)
Location:
Singapore
Contract Type:
12-months Contract (Extendable & Convertible)
Keywords:
.NET Core, C#, AWS, REST APIs, Microservices, SNS, SQS,Lambda, EventBridge, Kubernetes
Company / Role Overview
A global organisation is seeking a Data Engineer to design, develop and supportsecure and scalable backend applications using .NET Core, C# and AWS cloudservices. The role will focus on backend development, APIs, microservices andevent-driven integrations, working across product, architecture, QA,DevOps/SRE, cloud platform and vendor teams to deliver and support reliablecloud-based solutions.
Key Responsibilities
Design, develop, test and maintain backend applications using .NET Core, C#, ASP.NET Core Web APIs, Entity Framework Core and related Microsoft technologies.
Develop secure REST APIs, microservices and reusable integration components, incorporating appropriate validation, versioning, authentication, authorisation and error handling.
Build event-driven and asynchronous solutions using AWS SNS, SQS, Lambda and EventBridge, including publish/subscribe, queue-based processing, retries, dead-letter queues and message tracing.
Support AWS-hosted workloads across services including API Gateway, Lambda, EKS/ECS, RDS, DynamoDB, S3, Secrets Manager, IAM and CloudWatch.
Apply microservices, distributed systems, resiliency, observability, logging and monitoring practices to improve application reliability and operational support.
Investigate and resolve issues across application code, APIs, databases, messaging services, cloud infrastructure and deployment environments.
Produce and maintain technical documentation including specifications, API contracts, event/message schemas, sequence diagrams, solution notes and operational support documentation.
Support CI/CD, automated testing, code reviews, releases and infrastructure-as-code activities using relevant Git-based development, deployment and automation tools, while contributing to reusable engineering standards and practices.
Job Requirements
Bachelor's degree in Computer Science, Information Technology or a related discipline.
6-8 years of software development experience covering design, development, testing, release and production support.
Strong hands-on experience with .NET Core / .NET 6+, C#, ASP.NET Core, Web APIs, Entity Framework Core, LINQ, asynchronous programming and secure coding practices.
Practical AWS development experience across services including SNS, SQS, Lambda, EventBridge, API Gateway, EKS/ECS, RDS, DynamoDB, S3, Secrets Manager, IAM and CloudWatch.
Strong understanding of event-driven architecture and messaging patterns, including publish/subscribe, queue-based processing, fan-out, retry policies, dead-letter queues, idempotency, correlation IDs and eventual consistency.
Experience with microservices, REST APIs, OpenAPI/Swagger, JSON, XML, service-to-service communication and API-led integration.
Working knowledge of SQL Server, PostgreSQL and NoSQL technologies such as MongoDB or DynamoDB, together with Docker, Kubernetes/EKS, CI/CD and infrastructure-as-code tools such as Terraform or CloudFormation.
Familiarity with unit, integration, contract and performance testing automated testing application security secrets management encryption least-privilege access OWASP principles and secure API design.
Experience with development and engineering tools such as Visual Studio, NuGet, Git, Bitbucket, Jira, Confluence, Postman, JMeter, Jenkins, GitHub Actions and monitoring/logging platforms.
Strong troubleshooting, analytical, communication and documentation skills, with the ability to work effectively in Agile teams and collaborate across product, architecture, engineering, QA, DevOps/SRE, cloud platform and vendor stakeholders.