Senior Java Developer – AWS Cloud & AI Tools (Onsite NYC)

Kaleidoscope

New York (NY)

On-site

USD 100,000 - 120,000

Full time

3 days ago

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Job summary

Kaleidoscope is hiring a senior Java Developer in New York for onsite work to build and enhance enterprise applications using modern Java and AWS technologies. The role demands deep experience, ownership, and the ability to work with users to define and implement business requirements.

Ideal candidates have 10+ years of hands‑on development, strong communication, and a proven track record in AWS services and toolchains, including Airflow, ECS Fargate, Aurora, Lambda, DB2, and Snowflake, plus

Qualifications

10+ years hands-on developer experience with strong analytical and communication skills.
Ownership and self-starter who can drive implementation projects independently.
Work with users to understand requirements and implement them.
AWS Cloud experience required – Airflow, ECS Fargate, Aurora, Lambda, Java/DB2, Snowflake, Typescript.
Good understanding of AWS infrastructure deployment and resiliency configurations.
Hands-on experience using AI tools (Claude, Co-pilot).

Responsibilities

Design, build and enhance enterprise applications using Java and AWS technologies.
Collaborate with users and stakeholders to gather requirements and deliver solutions.
Mentor junior developers and ensure code quality and performance.