Full Stack Java Developer Job at Mastech Digital, Irving, TX

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  • Mastech Digital
  • Irving, TX

Job Description

Required Qualifications

  • 4+ years building applications using Node.js , React , JavaScript , CSS/SCSS , HTML
  • 9+ years of experience with AWS Cloud
  • 9+ years working with large microservice-based architectures , Kubernetes/Amazon EKS
  • 9+ years with database technologies, preferably NoSQL (AWS DynamoDB)
  • 7+ years designing and developing RESTful APIs
  • 7+ years using unit testing frameworks such as JUnit, Selenium, Cucumber JS, Jest, or Mocha
  • Hands-on experience with:
  • Node.js , REST , JSON
  • Docker , NoSQL databases , Tomcat
  • Microservices & backend API development
  • CI/CD & automation frameworks
  • Experience with AWS services:
  • CloudFormation , S3 , EC2 , Lambda , Route53 , CloudFront , API Gateway/Apigee
  • 2+ years of hands-on GCP experience , including:
  • Cloud Run
  • GKE or managed Kubernetes (AKS equivalent)
  • Experience architecting or operating in multi-cloud environments

AI / GenAI (High Priority)

  • Experience leveraging AWS Bedrock models for:
  • Text generation
  • Chat applications
  • Embeddings
  • Search or personalization experiences
  • Experience building or integrating GenAI features in production systems
  • Experience with EKS GenAI patterns , vector databases, prompt workflows, or model orchestration is a strong plus

Preferred Qualifications

  • Experience working in Agile/Scrum teams
  • Familiarity with Angular , Ionic , or mobile-native development
  • Comfortable with Git (GitLab/GitHub) and branching strategies
  • Exposure to retail , e‑commerce , or high‑transaction systems
  • Experience designing systems with observability , scalability , and resilience in mind

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