Senior Full Stack Java Developer jobs in East Setauket

INLINE PLASTICS

Job Summary The RD&E Machinist Programmer will be responsible for programming, setting up and operating conventional, special purpose, and Computer Numerical Control (CNC) machines and machining centers to fabricate metallic and nonmetallic parts. The Machinist Programmer must possess an underst

Key Responsibilities Design, develop, and maintain Java-based applications using Java 8+ and Spring Boot . Build and optimize REST APIs for seamless integration with external and internal systems. Work with SQL Server (2014 and above) to design schemas, write complex queries, and optimize database p

Job Summary RS Precision is seeking an experienced CNC Programmer / Process Engineer to support the development, optimization, and documentation of manufacturing processes for small, complex precision parts. This hands-on role involves designing tooling and setups, programming with Mastercam, and wr

Ovise

Senior Java Software Developer – FinTech Platforms (Hybrid) Ovise is partnered with a global, technology-led FinTech organisation building high-performance platforms that power trading, data, and regulatory systems at scale. This is an opportunity to join a highly regarded engineering environment wh

Gain America

Overview JAVA ORACLE Developer job at Gain America Location: Hicksville, New York Job # 155 | Date Posted: 06/02/2024 | Salary: $110000 Get AI-powered advice on this job and more exclusive features. Responsibilities As a Java Developer, you must possess superb communication and presentation skills a

Gain America

Overview Join to apply for the Java backend developer role at Gain America . Location: New York, NY. Job #185. Date Posted: 06/02/2024. Salary: $110000. Responsibilities We are looking for backend Java engineers with at least 3+ years experience in writing backend services. Ability to create Rest AP

VALITANA

A growing FinTech startup is seeking a Full Stack Developer with a UI/front-end focus to enhance their multi-asset trade and portfolio management platform. This role involves designing user-friendly web applications and collaborating with back-end services. The ideal candidate should have 2+ years o

Gain America

Overview Senior Java/Spring Boot Developer at Gain America Location: New York, NY Date Posted: 05/31/2024 Salary: $120,000 Job Type: Full-time Schedule: Monday to Friday COVID-19 considerations: Option to work remotely Responsibilities Develop reusable, extensible, high-performing applications with

VALITANA

A growing FinTech startup in Stamford, Connecticut, is seeking a Full Stack Developer with a focus on UI/front-end to enhance their multi-asset trade and portfolio management platform. The ideal candidate will have over 2 years of relevant experience and proficiency in JavaScript frameworks. The pos

E-Solutions

Job Title: Full Stack Developer / Python Full Stack Developer Job Location: San Ramon, CA & Stamford, CT (Interviews will be onsite as well) Job Type: [Full-time/Contract] Job Summary: We are looking for a skilled Full Stack Developer / Python Full Stack Developer to join our team. The ideal candida

Commack, United States | Posted on 12/16/2025 BoxNCase (www.boxncase.com ) is your trusted source for gourmet culinary essentials, serving businesses and individuals across North America. Based in the New York City Area, we take pride in being one of the largest direct importers and wholesalers spec

SupportFinity

A leading technology company in the United States is seeking a Java Developer to apply core and server-side Java development practices. Ideal candidates will have strong skills in Java 8+, J2EE architecture, and SQL performance optimization. The position offers full-time employment with the option t

Maganti IT Resources LLC

Lead Sailpoint IIQ Java Developer - New Haven, CT - # Star130870 Contract Candidate willing to work on our W2 payroll will be considered most (H1B Visa transfer is possible). Candidates eligible to work at USA with valid visa should apply (No sponsorship for this position). Third Party Vendors Pleas

RIT Solutions, Inc.

Java/J2EE Developer Location: Local to VA/DC/MD/WV only. Hybrid role, 1-2x per month onsite in Reston, VA Onsite interview is REQUIRED. Required Skills BS Degree is required Candidate must demonstrate solid knowledge of Health Care Claims processing Must have Production Support experience Candidate

Gain America

Core Java J2EE/Spring Boot Application Developer Join to apply for the Core Java J2EE/Spring Boot Application Developer role at Gain America Location: New York, NY Job # 192 Date Posted: 06/05/2024 Salary: $120,000 Required Skills Software Architecture, Software Design, Design Pattern with Collectio

SynergisticIT

SYNERGISTICIT is aware that the Job Market is Challenging due to almost 600,000 Tech Layoffs within the past 2 years due to which The Job market is flooded with thousands of laid off Techies who are competing with existing Jobseekers. For entry level Job seekers to get client interviews and jobs the

Position Snapshot The Full Stack Developer will architect, build, deploy, and monitor applications that support Gorilla Commerce’s business. This role will understand business context, translate into functional requirements, build performant and resilient applications using the latest in AI‑assisted

GameChange Solar Corp

$100,000 - $128,000 /year

Software Engineer - Full Stack Web Developer GameChange Solar is one of the fastest growing, most dynamic companies in the rapidly growing solar industry. We have top-quality solar racking and tracker products that generate the most amount of energy, which are the fastest to install, and the most co

GameChange Solar

$100,000 - $128,000 /year

Software Engineer – Full Stack Web Developer GameChange Solar is one of the fastest growing, most dynamic companies in the rapidly growing solar industry. We have top-quality solar racking and tracker products that generate the most amount of energy, which are the fastest to install, and the most co

Gain America

Entry Level Java Developer - New York Location: New York Job # 130 Date Posted: 06/07/2024 Salary: $70,000 Overview We are seeking an Entry Level Java Developer to join Gain Am in New York. Applicants will work in a fast-paced environment and contribute to the development of Java-based solutions. Re