AWS Lambda Developer

K&K Global Talent Solutions Inc is an International recruiting agency that has been providing technical resources in the USA region since 1993. This position is with one of our clients in The USA, who is actively hiring candidates to expand their teams. Role: AWS Lambda Developer Employment type: Contract Technology: AWS Lambda, Python, Snowflake Location: Hybrid(San Diego, CA) Job Description- We are seeking an experienced AWS Lambda Developer to design and implement a serverless report generation system that integrates with Snowflake and downstream reporting services. The solution will be triggered by SQS message arrivals, process billing data from Snowflake, format customer reports (CSV/PDF with custom headers and line items), store outputs in S3, and notify reporting services through an API endpoint. The ideal candidate will have strong expertise in Python-based Lambda development, cloud-native event-driven architectures, and robust error-handling patterns (including DLQs for failed events). Key Responsibilities • Serverless Architecture Development - Implement AWS Lambda functions in Python triggered by SQS message events. - Connect securely to Snowflake to fetch billing data for report generation. - Merge and transform data into customer-specific report formats (CSV, PDF, or other). • Report Generation & Storage - Implement dynamic report formatting logic (custom headers, line items, multi-format support). - Store generated reports into Amazon S3 with versioning and lifecycle policies. - Return the S3 object identifier to reporting services via REST API call. • Reliability & Logging - Ensure robust logging and monitoring for all Lambda executions. - Implement retry policies and push failed events to Dead Letter Queues (DLQs) for analysis. - Design for scalability, performance, and cost optimization in a serverless environment. • Collaboration - Work with data engineering and reporting service teams to align on data schemas and output requirements. - Partner with DevOps/CloudOps for CI/CD automation, infrastructure-as-code (Terraform/CloudFormation), and security. Required Qualifications • 5+ years of software engineering experience, with at least 2+ years in AWS serverless development. • Proven expertise in Python (data handling, report generation, API integrations). • Hands-on experience with AWS Lambda, SQS, S3, CloudWatch, IAM, and DLQs. • Strong knowledge of Snowflake (SQL queries, connectors, authentication). • Experience in generating and handling CSV/PDF reports programmatically. • Familiarity with REST API integrations and secure data exchange. • Strong debugging, logging, and observability practices in serverless systems. Preferred Skills • Experience with Terraform or CloudFormation for infrastructure provisioning. • Knowledge of CI/CD pipelines for Lambda deployments. • Familiarity with billing and invoicing systems or other financial data domains. • Exposure to monitoring/alerting tools (CloudWatch, X-Ray, Datadog). Note: Applicants for employment in The USA should possess work authorization which does not require sponsorship by the employer for a visa