Sr Node.js Engineer

Overview

On Site
BASED ON EXPERIENCE
Contract - Independent
Contract - W2

Skills

Microservices
Artificial Intelligence
UI
Interfaces
Automated Testing
Regulatory Compliance
Emerging Technologies
Node.js
Express.js
GraphQL
RESTful
TypeScript
AngularJS
Collaboration
Cloud Computing
DevOps
Amazon Lambda
Amazon DynamoDB
Amazon S3
Amazon CloudFront
Redis
Splunk
Unigraphics NX
Test-driven Development
API
Documentation
Docker
API Management
Design Patterns
Adobe Experience Manager
Content Management
Amazon Web Services
Kubernetes
Jasmine
Cucumber
Mockito
Testing
FOCUS

Job Details

Role: Sr Node.js Engineer
Location: Malvern, PA (3 days onsite) - need to be onsite day one Local only
Duration: 6-12 months


The manager only wants candidates that are local and can interview in-person. They are also looking for AI experience.

Key Responsibilities
  • Design, develop, and maintain scalable Node.js-based APIs in a cloud-native microservices architecture.
  • Lead re-platforming efforts to modern technologies including AI, APIs, and AWS cloud services.
  • Refactor and enhance mid-tier applications to support multi-region capabilities and improve performance.
  • Define API specifications and bounded contexts for internal and external consumption.
  • Collaborate with UI teams to integrate backend services with regional interfaces.
  • Implement automated testing strategies (unit, functional, performance, and security) using TDD.
  • Monitor application health and usage patterns using observability tools.
  • Ensure compliance with IT standards, security policies, and development best practices.
  • Stay current with emerging technologies and development methodologies.
Required Qualifications


Core Technologies:
  • Node.js (primary backend language)
  • NestJS or Express.js
  • GraphQL and REST API development
  • TypeScript
  • Angular (v8+) for full-stack collaboration
Cloud & DevOps (AWS):
  • AWS Lambda, ECS Fargate, DynamoDB, S3, CloudFront, CloudFormation
  • Elasticache (Redis), CloudHealth, cost-tagging
  • Observability tools (e.g., Splunk, UiPath)
Tooling & Practices:
  • Nrwl Nx (Monorepo tooling)
  • Test-driven development (TDD)
  • API-first design and documentation
Preferred Qualifications
  • Experience with OpenTelemetry and distributed tracing
  • Familiarity with Docker and containerized deployments
  • Knowledge of API management platforms and design patterns
  • Exposure to AEM (Adobe Experience Manager) for content management
  • Experience with AWS EKS or other Kubernetes-based platforms
  • Advanced testing frameworks (Jasmine, Cucumber, Mockito, contract testing)
Development Focus
This role centers on mid-tier development, delivering fund and investment data to international-facing UIs. While full-stack experience is valued, the primary responsibility is building robust backend services that power advisor tools and global investment platforms.

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