F2F interview--Sr Java Developer at New jersey or Florida

Kairos Technologies
Berkeley Heights, NJ

Role: Java Developer

Location: Berkeley Heights, NJ / Coral Springs (Onsite)

Duration: 12+ months

Experience: 10+ years

F2F interview local to New Jersey or Florida

What you'll do:

  • Collaborate with a highly energetic team of software developers across different countries.
  • Analyze complex processes and technological heterogeneity in applications, and design software solutions in the real-time Merchant boarding process
  • Design and develop microservices for highly efficient protocol translation and enrichment with reactive design patterns
  • Develop high throughput and high-volume boarding APIs that can be consumed by various banks and payment gateways
  • Enhance API solutions to offer simple, easy-to-consume APIs for Merchant Boarding and Maintenance platform

Experience you'll need to have:

  • 6+ years of experience in Java, GIT, JIRA, Maven, Confluence, Spring framework: Core, Boot, MVC, AOP
  • 6+ years of experience implementing complex full-stack solutions including API and microservices in large enterprise organizations
  • 4+ years of experience with databases and code integrations such as Oracle, SQL Server, MySQL
  • 4+ years of experience with Amazon applications like ELB, SQS, SES, SWF, SNS, and Dynamo DB
  • 4+ years of experience creating unit tests using JUnit, Mockito
  • 3+ years of experience in Agile methodologies
  • Bachelor’s degree in computer science or a relevant field, or an equivalent combination of education, work, or military experience

Experience that would be great to have:

  • Experience in Play Framework, Apache Camel
  • Experience in the payments industry and implementing high-volume transactions processing applications
  • Experience using Quality and Security scan tools such as SonarQube, Fortify, and WebInspect
  • Experience in Integration Testing APIs with Postman, JMeter
  • Experience with OAUTH2.0, Jax-B, Jax-RS

Thanks& Regards,

K Hemanth Kumar | Sr IT Technical Recruiter | Kairos Technologies Inc

E: [email protected]

Posted 2026-01-19

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