Senior Node.js Engineer in EPAM Ukraine

DESCRIPTION

Our client operates a strong media supply chain. Given the heavy customization and scalability issues with their existing platform, they are considering a shift to custom AWS native components.

Responsibilities

• Build following modules of the system:
• User Management API that allows
• Manage users
• Assign permissions
• Assign permissions
• Work with DevOps to integrate Cognito with Okta to provide JWT tokens
• Replace Okta token to Cognito token for users defined in User Management API
• Assign roles from User Management API
• Build Asset Management API to manage assets in MAM
• CRUD with role and user access policies
• Build complex metadata system for Users, Assets and Collections in the system
• Support schema definition and validation
• Support hierarchy
• Role and user based access policy
• Implement import/ingestion capability for Media Assets (mostly video files):
• Store it in S3 bucket
• Registration in Asset Management API
• Auto generate metadata based on file type, size and etc
• Transcode it to lower resolution and store in S3 (AWS Elemental MediaConvert/or internal APIs)
• Orchestrate various workflows using Step Functions (for example: ingest)
• Build Message Bus based on EventBridge, SQS and SNS
• Emit changes in metadata and asset management
• Create priority queuing mechanism to ingest higher priority items first during bulk upload
• Build in-depth monitoring and alerting using CloudTrail and CloudWatch

Requirements

• Proven experience as a Node.js developer
• Experience using: AWS Lambda, API Gateway, Cognito, IAM, Aurora, AWS OpenSearch, EventBridge, SNS, SQS, CloudTrail, CloudWatch, Datadog, S3, Athena, and Kinesis Services:
• AWS Lambda with Node.js
• AWS API Gateway
• Cognito, IAM
• Aurora, AWS OpenSearch, S3
• EventBridge, SQS, SNS
• CloudTrail, CloudWatch, Datadog
• Athena, Kinesis Data Firehose, Kinesis Data Streams

Nice to have

• Prior experience in the media or entertainment industry building metadata systems or similar applications

We Offer

• Competitive compensation depending on experience and skills
• Individual career path
• Unlimited access to LinkedIn learning solutions
• Sick leave and regular vacation
• English classes with certified English teachers
• Flexible work hours