Senior Java Developer AWS Migration

Location :- NYC, NY

Mode :- Hybrid

Rate :- USD 85 per hour (Rate is good- do not send 7-8 yrs profiles) Need strong AWS Migration experience (AWS Certification must)

Client :- Santander

Job Description

As a Senior Java Developer AWS Migration you will design enhance migrate and support business critical Java applications as they move from on premises infrastructure to AWS The role combines hands on application development with cloud architecture and migration execution You will collaborate frequently with developers testers product managers infrastructure security and operations teams to ensure migrated services are secure resilient performant supportable and production ready

Essential duties and responsibilities

• Analyze existing Java applications middleware interfaces databases batch jobs and infrastructure dependencies and define migration modernization approaches

• Design and implement Java services and APIs using modern Java and Spring technologies with a focus on modularity testability performance and cloud native operation

• Refactor or replatform applications for AWS using containers managed services event driven patterns or serverless approaches where appropriate

• Build and operate REST APIs microservices asynchronous integrations messaging streaming flows and scheduled batch workloads

• Migrate application configuration secrets certificates database connectivity file handling and integrations from on premises patterns to AWS native or cloud appropriate patterns

• Implement automated unit integration regression performance and deployment testing support production cutover and postmigration stabilization

• Continuously evaluate and improve application performance availability security posture logging monitoring and cost efficiency

• Review code and cloud designs mentor developers and help establish reusable migration and engineering patterns

• Follow software development processes architecture standards secure coding practices change controls and release governance
• Candidate MustHave Skills

• Bachelors Degree in Computer Science Engineering or related field or equivalent professional experience

• 8 years of professional software development experience including 5 years of strong Java development experience in enterprise production systems

• Strong hands on Java 11 experience Java 1721 strongly preferred

• Deep experience with Spring Boot Spring Framework RESTful services dependency injection data access exception handling security and automated testing

• Strong knowledge of object oriented design design patterns concurrency memory performance considerations and production troubleshooting

• Strong experience building microservices and distributed systems practical understanding of synchronous vs asynchronous integration patterns

• Handson experience with Maven or Gradle Gitbased source control code reviews build automation and CICD

• Strong SQL and relational database experience ability to analyze query performance transactions connection pooling and database migration impacts

• Extensive and deep AWS experience meeting all requirements in Section 4 including direct onpremises to AWS migration delivery

• Strong written and verbal communication skills ability to produce technical design documents migration runbooks estimates and implementation plans

• Ability to work independently and as part of a cross functional team in a controlled enterprise banking environment
• Nice to Have Skills

• Handson experience with ECSFargate and or EKS Docker Kubernetes and container migration patterns

• Experience with Kafka Amazon MSK SQSSNS EventBridge or other enterprise messagingevent streaming platforms

• Experience with AWS DMSSCT RDSAurora migrations schema modernization and largedata cutover strategies

• Experience with RedisElastiCache OpenSearch DynamoDB S3 event patterns Step Functions or Lambda

• Prior experience delivering technology solutions within Capital Markets or Investment Banking is strongly preferred particularly experience supporting trading securities Equities Fixed Income or fronttoback processing environments

Experience with Jira Confluence GitHub and approved AIassisted software