Java Backend Lead Developer Jobs in Jersey City, NJ

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Data Scientist

Aditi Consulting

Remote or Thousand Oaks, California, USA

Contract

Payrate: $45.50 - $50.05/hr. Summary: This role will involve integrating complex data sources, performing data analytics, and developing visualizations and dashboards and helping to design and implement sophisticated process automation for business processes, analytical models, and artificial intelligence applications. Responsibilities: Build a wide range of data and analytics solutions, from descriptive to prescriptive, using advanced statistical and machine learning models. Leverage large data

Fullstack Architect

Photon

Remote

Full-time, Third Party

We are seeking a visionary and hands-on Fullstack Architect with deep expertise in Java, React.js, and application/web architecture to lead the design and development of scalable, secure, and high-performance solutions. This role involves owning the full stack technology direction, mentoring development teams, and ensuring architectural alignment with business goals. Key Responsibilities:Design and oversee the architecture of fullstack solutions (backend, frontend, web, and app platforms).Define

Applied Scientist, Learned Systems Group

Amazon Development Center U.S., Inc.

New York, New York, USA

Full-time

Amazon is looking for a passionate, talented, and inventive Applied Scientist with a strong machine learning, systems, applied statistics and natural language technologies background to join our Learned Systems Group (LSG) and help build industry-leading large scale applied ML, AI and GenAI systems. As part of our LSG team in Amazon AWS, you will work alongside internationally recognized experts to develop novel algorithms and modeling techniques to advance the state-of-the-art in systems, machi

Senior Software Engineer - Crypto as a Service

BitGo

New York, New York, USA

Full-time

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors world

Application Architect - VP - C13 - NEW YORK

Citi

Remote or Rutherford, New Jersey, USA

Full-time

We are looking for a Vice President in architecture area with experience building robust, high-performance, large-scale applications. We are working on several firm-wide initiatives, and we are seeking individuals who are motivated to take challenging tasks Team Background The Credit Risk Technology Team is responsible for delivering Counterparty Credit Risk Management software solutions. These tools allow salespeople, traders, operations staff and risk officers to manage Citi's exposure to fin

Applied Scientist, Learned Systems Group

Amazon Development Center U.S., Inc.

New York, New York, USA

Full-time

Amazon is looking for a passionate, talented, and inventive Applied Scientist with a strong machine learning, systems, applied statistics and natural language technologies background to join our Learned Systems Group (LSG) and help build industry-leading large scale applied ML, AI and GenAI systems. As part of our LSG team in Amazon AWS, you will work alongside internationally recognized experts to develop novel algorithms and modeling techniques to advance the state-of-the-art in systems, machi

Software Engineer - Wallet Core

BitGo

New York, New York, USA

Full-time

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors world

ArcGIS Full Stack Developer

Creative IT Inc

Remote

Third Party, Contract

Job Summary: We are seeking Senior Full Stack Developers with strong expertise in Angular 19, Java/Spring Boot, and ESRI ArcGIS. The ideal candidates will possess deep front-end and back-end development experience and must have hands-on knowledge of ESRI ArcGIS tools and APIs. This role is critical in delivering robust, scalable, and map-integrated web applications. Key Responsibilities: Design and develop full stack web applications using Angular 19, Spring Boot, and ArcGIS.Build interactive GI

Lead Software Engineer

JPMorgan Chase & Co.

Jersey City, New Jersey, USA

Full-time

Job Description JPlay a vital role in shaping the future of an iconic company and make a direct impact in a dynamic environment designed for top achievers. As a Senior Lead Software Engineer at JPMorgan Chase within the Software Development department, you will be a highly skilled professional with a strong background in Identity and Access Management (IAM), cloud technologies, and application onboarding. This role provides the opportunity to apply your extensive experience in designing, develo

Cisco UCCE Full Stack Developer with Nuance

SOIMEXCS

Remote

Contract

Job Title: Cisco UCCE Full Stack Developer with Nuance Location: Remote (USA) Job Type: Contract Pay Rate: $60/hour. Sponsorship: H1B and Sponsorship available. No OPT F1 Experience Level: 8+ Years Job Description: One of our team needs a Cisco UCCE Full Stack Developer with experience in Nuance speech recognition technologies. This role includes developing, maintaining, and supporting Cisco UCCE solutions, integrating with Nuance speech applications Requirements: * 8+ years of experience deve

Senior Software Engineer

Kforce Technology Staffing

Remote or New York, New York, USA

Full-time

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Software Engineer in New York, NY. Duties Include: * Analyzing requirements, procedures, and problems to improve existing systems and modifying systems * Building and owning scalable microservices that are responsible for reliable and secure APIs that transfer value and assets across all blockchain protocols as well as traditional banking protocols * Collaborating with Product and Engineering teams to design, test, and shape feature

SaaS Web and AI Application Developer

Ecosystems Services, LLC

Remote

Full-time, Third Party

Job Description: SaaS Web and AI Application Developer Why Join? Deep impact: Shape a category-defining SaaS platform used by industry leaders, such as Google Cloud, HP, and ServiceNow.Fast-paced innovation: Work in AI/ML, next-gen user experience, real-time data, APIs and microservices.Remote-first excellence: Supported by a world-class, collaborative team.Purpose-led environment: Make genuine contributions to client and team success through continual innovation. Who Were Looking For A motivate

Fircosoft Developers

TQUAL SOLUTIONS

Remote

Contract

JD for the Fircosoft Developers: Opportunity for a Fircosoft developer in the OFAC compliance space. The candidate will be a significant contributor to a globally diverse team which is responsible for enhancing and maintaining our sanction screening platform. Challenges will include the deployment of a new Fircosoft Continuity V6 platform, back-end rule writing, OFAC screening of real-time financial messages, configuring, testing, and deploying product enhancements, building new utilities and

Ruby on Rails Developer

kjohn@samrusystems.com

Remote

Full-time

Ruby On Rails Developer (Need to have experience Leading team and working on Complex Projects) Minneapolis, MN - 3 Roles Remote Required Qualifications: Ruby on Rails or similar MVC framework knowledge (Django, Spring, etc.) Ruby experience or similar dynamic language (Javascript, Python) MongoDB or similar NoSql database. Front end skills (HTML, CSS, Vue.js or similar). Strong communication and problem solving skills. Attention to detail and clean coding skills. Preferred Qualifications: Expe

Principal Integration Engineer

Rivago infotech inc

Remote

Third Party, Contract

Role: Principal Integration Engineer Location: New York (Remote and willing to visit customer location based on business needs) Experience : 15+ Job Description: We are seeking a highly skilled and experienced Principal Engineer specializing in integration systems to join our Engineering team with 15+ years of experience. As a Principal Engineer, you will lead the design, development, and implementation of highly integrated brokerage systems. You will collaborate closely with our engineering tea

AI Engineer/ Onsite in NYC NY or Orlando FL- 3-6 months Contract

Suncap Technology

New York, New York, USA

Contract

AI Engineer Orlando, FL or NYC, NY (Onsite) 3 to 6 Months Contract What You'll Get to Do: Architect and develop autonomous AI systems that integrate LLMs with multi-modal capabilities (text, image, audio, and video) to support complex, real-world tasks Create robust agentic workflows enabling AI agents to interact autonomously with data sources and external APIs using advanced prompt engineering and retrieval-augmented generation (RAG) Fine-tune and optimize pre-trained large language models a

Cyber Data Intelligence Quality Assurance Analyst

Pyramid Consulting, Inc.

Remote

Contract

Immediate need for a talented Cyber Data Intelligence Quality Assurance Analyst. This is a 12+ months contract opportunity with long-term potential and is located in Charlotte, NC ,Raleigh, NC , Atlanta, GA , Richmond ,VA , Wilson, NC (Remote). Please review the job description below and contact me ASAP if you are interested. Job ID: 25-77397 Pay Range: $70 - $74/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave

Staff Software Engineer, Atlas Growth

mongoDB, inc

New York, New York, USA

Full-time

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft

Senior Full Stack Engineer, Growth

Calendly

Remote

Full-time

About The Opportunity Calendly is one of the most loved scheduling platforms in the world - and our opportunity for product-led growth is still massive. As a senior full stack engineer on our Growth team, you'll work on high-impact experiments that drive acquisition, activation, retention, and monetization for millions of users. This is not a typical feature development role. You'll ship measurable experiments across the stack, build rapid MVPs, dig into data, and help shape our growth strateg

Scala Developer-Remote

mProgen

Remote

Contract

Design and develop RESTful and GraphQL APIs using Java and ScalaBuild event-driven services and microservices that produce and consume messages via Apache KafkaImplement backend systems using frameworks like Spring Boot, Akka HTTP, or PlayEnsure reliable, fault-tolerant Kafka integration, including schema validation, error handling, and retriesCollaborate with frontend and platform teams to define clear API contracts and integration patternsContribute to code quality, testing, and CI/CD automati