Senior Full Stack Developer (AWS)

Carecone Group; Sydney; On-site; AUD 130,000 - 170,000; Full time

Job summary

Carecone Group seeks a Senior Full Stack Developer with AWS Serverless experience to design, build, and deploy scalable software in a cross-functional team. You will design serverless solutions, manage a large Lambda estate, and develop APIs using API Gateway and AppSync.

The role covers data modeling in DynamoDB, event-driven workflows with SQS, and Next.js apps delivered via CloudFront and S3. Responsibilities include infrastructure as code with CloudFormation, CMS service maintenance,

Responsibilities

• Design, build, and maintain serverless services using TypeScript and the Serverless Framework on AWS.
• Develop and operate a large Lambda estate (~450 functions), covering performance, cost, concurrency, and observability.
• Build and maintain APIs with API Gateway and AppSync (GraphQL).
• Model and manage data in DynamoDB, including access patterns, indexing, and capacity.
• Build event driven and asynchronous workflows using SQS and Lambda.
• Develop and maintain Next.js applications delivered through CloudFront and S3.
• Manage SFTP based file integrations and S3 data flows.
• Author and maintain infrastructure as code with CloudFormation and Serverless Framework.
• Maintain CMS related services and content delivery.
• Contribute to platform operations:
• Maintain AWS accounts, IAM, and guardrails.
• Triage and remediate security findings and vulnerabilities, including dependency and infrastructure issues.
• Support compliance, patching, and upgrade programmes (runtime and library upgrades).
• Contribute to Java services where required (maintenance and enhancements).

Skills

AWS Serverless

TypeScript

GraphQL

Next.js

CloudFormation

DynamoDB

API Gateway

AppSync

SQS

S3

Serverless Framework

Observability

Tools

CloudFormation

AppSync

S3

DynamoDB

Job description

We are looking for a Senior Full Stack Developer with AWS Serverless Platform experience to produce scalable software solutions. You will be part of a cross functional team that is responsible for the full software development life cycle, from conception to deployment.

Responsibilities

• Design, build, and maintain serverless services using TypeScript and the Serverless Framework on AWS.
• Develop and operate a large Lambda estate (~450 functions), covering performance, cost, concurrency, and observability.
• Build and maintain APIs with API Gateway and AppSync (GraphQL).
• Model and manage data in DynamoDB, including access patterns, indexing, and capacity.
• Build event driven and asynchronous workflows using SQS and Lambda.
• Develop and maintain Next.js applications delivered through CloudFront and S3.
• Manage SFTP based file integrations and S3 data flows.
• Author and maintain infrastructure as code with CloudFormation and Serverless Framework.
• Maintain CMS related services and content delivery.
• Contribute to platform operations:
• Maintain AWS accounts, IAM, and guardrails.
• Triage and remediate security findings and vulnerabilities, including dependency and infrastructure issues.
• Support compliance, patching, and upgrade programmes (runtime and library upgrades).
• Contribute to Java services where required (maintenance and enhancements).