Senior Backend Engineer - Java/Spring Microservices (AWS)

3Core Systems, Inc; New York (NY); On-site; USD 140,000 - 190,000; Full time

Job summary

3Core Systems, Inc in New York is seeking senior backend developers focusing on backend applications and microservices. You will work in a cloud-first environment using Java, Spring/Spring Boot, and Kafka for distributed processing, with AWS as the preferred platform (multi-cloud like GCP is acceptable).

Frontend is minimal; interview includes a screen-share coding exercise. The team supports the CCB Deposits Platform, the country’s largest deposits platform, and requires on-call rotations every

Qualifications

• Senior backend developers familiar with modern cloud environments and large-scale enterprise platforms.
• Experience with Java, Spring/Spring Boot and microservices architecture.
• Candidates must share their screen for coding exercises during the interview.

Responsibilities

• Develop backend applications and microservices.
• Work with cloud platforms (AWS preferred; multi-cloud/GCP acceptable).
• Collaborate with teams to scale the deposits processing platform.
• Participate in on-call rotations every 8 weeks and handle occasional evening deployments.

Skills

Java

Spring/Spring Boot

Microservices

Kafka

AWS

GCP

React

Angular

Job description

3Core Systems, Inc in New York is seeking senior backend developers focusing on backend applications and microservices. You will work in a cloud-first environment using Java, Spring/Spring Boot, and Kafka for distributed processing, with AWS as the preferred platform (multi-cloud like GCP is acceptable).

Frontend is minimal; interview includes a screen-share coding exercise. The team supports the CCB Deposits Platform, the country’s largest deposits platform, and requires on-call rotations every