Cognizant

Sr. Java Full Stack Developer

Cognizant
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17 hours ago
Columbus, OH, USASenior
H1B sponsor

Base Salary

$70k - $111k/yr

Responsibilities

  • Design, build, and scale cloud-native, API-first applications using Java, Spring Boot, microservices, REST APIs, and event-driven architecture.
  • Develop end-to-end capabilities using React, TypeScript/JavaScript, Node.js, Java, and Spring Boot.
  • Build and operate scalable AWS solutions using Docker, Kubernetes, ECS/EKS, serverless technologies, Kafka, SNS, and SQS.
  • Integrate generative and agentic AI capabilities using LLMs/SLMs, MCP, RAG, agent orchestration frameworks, and AI-assisted automation.
  • Establish engineering practices for CI/CD, automated and performance testing, infrastructure as code, observability, security, and application performance.

Requirements

  • 7+ years of professional software engineering experience, including 2+ years designing or architecting cloud-native services on AWS.
  • Hands-on expertise with Java 11/17/21, Spring Boot, microservices, REST APIs, JSON, OpenAPI, asynchronous messaging, and API integration patterns.
  • Full-stack experience with React, TypeScript/JavaScript, Node.js, Java, and Spring Boot.
  • Experience designing and deploying AWS cloud-native applications using Docker, Kubernetes, ECS/EKS, serverless technologies, Kafka, SNS/SQS, SQL, and NoSQL databases.
  • Experience with CI/CD, infrastructure as code such as Terraform or CloudFormation, automated testing, observability, performance tuning, and application security.
  • Preferred experience with generative or agentic AI, LLMs/SLMs, RAG, MCP, agent orchestration frameworks, Python, micro frontends, CEN/XFS APIs, WebSockets, Redis, DynamoDB, DocumentDB, PostgreSQL, MySQL, Aurora, observability platforms, AI-assisted development tools, prompt engineering, or commercial banking.

Benefits

  • Medical, dental, vision, and life insurance.
  • Paid holidays and paid time off.
  • 401(k) plan and contributions.
  • Long-term and short-term disability coverage.
  • Paid parental leave.
  • Employee Stock Purchase Plan.
  • Onsite work five days per week in a client or Cognizant office in Columbus, OH.

Tech Stack

Cognizant

About Cognizant

10,000+ employees

Cognizant is a public IT services and consulting firm that designs, builds, and runs enterprise technology, including digital engineering, cloud modernization, data/AI, and managed services. It sells consulting, systems integration, and outsourcing on multi-year engagements to large enterprises in healthcare, banking, retail, communications, and manufacturing. Founded in 1994 and headquartered in Teaneck, New Jersey, Cognizant is NASDAQ-listed (CTSH) and a Fortune 500 company.

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