React.js Jobs in Philadephia, PA

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Java Full-stack Developer

Connvertex Technologies Inc.

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Remote or Salt Lake City, Utah, USA

Full-time, Contract

Experience Level: 6-8 Years (10 openings) Job Summary: We are seeking a skilled Java Developer with a strong background in backend development and a solid understanding of frontend technologies. The role will focus approximately 60% on backend services and 40% on frontend UI development. You will work closely with cross-functional teams to build scalable, high-performing applications. Key Responsibilities: Backend (60%): Design, develop, and maintain robust, scalable backend services using Jav
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Posted 26 days ago | Updated 14 hours ago

Applications Engineer - Typescript

Luxor Technology Corporation

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Remote

Full-time

Company Background The Luxor team has built a range of solutions for Bitcoin mining and compute power, including a globally distributed mining pool, firmware, an ASIC brokerage desk, a data website and a Hashrate derivatives market. Our product suite is growing rapidly and as such we are looking to expand our product team. We fundamentally believe compute is going to be the world s most important commodity, and are building the infrastructure to support this new market. Role Overview This is a f
Posted 15 days ago | Updated 11 days ago

: Senior Staff Software Engineer

Vaco by Highspring

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Remote

Full-time

Job Title:Senior Staff Software Engineer Location:100% Remote Employment Type:Direct Hire Compensation:$140,000 - $175,000 Base + 10%-15% Bonus Benefits:401K Matching, Full Benefits & PTO ImportantNote: No third-party companies - direct applicants only. Sponsorship is not available now or in the future. Job Summary We seek aSenior Staff Software Engineerwith strong AWS cloud engineering expertise to lead and mentor a high-performing software development team. This role is an even split between t
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Posted 21 days ago

Manager Software Engineering - Java/Microservices/AWS

JPMorgan Chase & Co.

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Wilmington, Delaware, USA

Full-time

Job Description This is your chance to change the path of your career and guide multiple teams to success at one of the world's leading financial institutions. As a Manager of Software Engineering - Java/Microservices/AWS at JPMorgan Chase within the Corporate Sector, you lead multiple teams and manage day-to-day implementation activities by identifying and escalating issues and ensuring your team's work adheres to compliance standards, business requirements, and tactical best practices. Job
Posted 50 days ago | Updated 1 hour ago

Junior Software Engineer - 100% Remote

Prodware Solutions

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Remote

Contract

Job Title: Software Engineer-Jr.Duration: 3+ Months ContractJob Type: 100% Remote Job Description: 1. What technologies or systems will this contingent worker be utilizing? AWSPythonJavareact/typescriptSome mainframe
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Posted 7 days ago | Updated 4 days ago

Full Stack Software Engineer - Top Secret Clearance

Lockheed Martin Corporation

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King of Prussia, Pennsylvania, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio
Posted 60+ days ago | Updated 1 hour ago

AWS Architect

Sunrise Systems, Inc.

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Trenton, New Jersey, USA

Contract

Job Title: Senior Consultant-Solutions Architect Job ID: 25-08263 Location: Trenton, NJ (Hybrid) Duration: 12 months of contract Agency Interview Type: Both Phone and In Person This position will serve as the Solutions Architect for the UI Claims project. Must have Minimum 8 years Extensive experience with AWS cloud services (ECS, RDS, ALB, Route 53, CloudWatch, side-car patterns). Description: The resource will architect and deploy cloud-native solutions using AWS. Develop responsive, intuiti
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Posted 43 days ago | Updated 22 hours ago

Senior Design Engineer

Opusing LLC

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Remote

Contract

Title : Senior Design Engineer Location : Remote Duration : 6+ Months Contract About Client We are a 100+ year old energy company entering phase 3 of a tiered digital transformation. We are user-centric, customer-driven, and employee-focused. We strive to build seamless experiences for our millions of customers and thousands of employees across our 3 operating states. We value safety, trust, and work-life balance. We fail fast and believe that getting it wrong is often the first step towards ge
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Posted 1 day ago

Comcast Cybersecurity: Senior Network Security Developer

Comcast Corp

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Mount Laurel Township, New Jersey, USA

Full-time

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can prou
Posted 1 day ago | Updated 1 hour ago

Ruby on Rails Architect - Remote

Nava Software Solutions

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Remote or Jersey City, New Jersey, USA

Contract, Third Party

NAVA Software solutions is looking for a Ruby on Rails Architect Details: Ruby on Rails Architect Location: 100% Remote Duration: 6-12 months Job Description: As a hands-on architect, primary responsibilities center around design and development of web based, real-time and batch applications Collaborate with members of the design team both technical as well as business owners to identify requirements and design new products or extensions to existing products. Produce application prototypes wi
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Posted 20 hours ago | Updated 18 hours ago

Tech Solns. Arch. Sr. Specialist Advisor

NTT DATA Americas, Inc

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Remote or Plano, Texas, USA

Contract

Company Overview: Req ID: 328565 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Tech Solns. Arch. Sr. Specialist Advisor to join our team in Dallas, Texas (US-TX), United States (US).Job Description: Position's Overview At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrit
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Posted 21 days ago | Updated 8 hours ago

Backend Engineer

Accroid Inc

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Remote or Dallas, Texas, USA

Third Party, Contract

Remote Backend Engineer Texas In-person Interview required AI/ML Experience a big plus especially LLaMA, Vertex AI, SageMaker, AzureML, etc. VERY proficient in SQL - able to write debug and optimize queries and like working in it. Node.js : React and Next.js PostgreSQL DevOps / IaaC/ cloud Infrastructure Design, architect, and implement robust APIs and services using Node.js, PostgreSQL, and Redis Optimize complex SQL queries and schemas to ensure lightning-fast performance across large datase
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Posted 11 days ago | Updated 11 days ago

FullStackEngineer(AWS and Python)

Precision Technologies Corp

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Remote

Full-time, Third Party

Here is the job opportunity information; Role: Full Stack Engineer(AWS and Python) Location: Remote Duration: Long Term Contract / Permanent Experience: 13+ Years MUST Mandatory Skills : React, node.js, AWS Lambda, API Gateway, Cloud watch, Python, Dynamo, must have hands on coding, Ci/cd, Terraform. We are looking for a talented and driven Full Stack Engineer with top proficiency in React, Node.js, and serverless technologies (specifically AWS Lambda) to join our dynamic engineering team. Profi
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Posted 5 days ago | Updated 4 days ago

Lead Software Engineer

JPMorgan Chase & Co.

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Wilmington, Delaware, USA

Full-time

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Corporate Sector, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible for conducting critical technology solutions across multiple technic
Posted 50 days ago | Updated 1 hour ago

.Net Developer

Innova Solutions, Inc

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Remote

Contract

A client of Innova Solutions is immediately hiring for a .Net Developer. Position type: Full-time Contract Duration: 6 months Location: Lakeland FL 33801 (Remote) Responsibilities Minimum of 5 years of full-stack web development experience with the ASP.NET Web API & MVC development.Minimum 2 years of experience developing with .NET 5 or higher.Minimum 2 years of development experience with Oracle PL/SQL.Minimum 2 years of experience implementing design patterns, including dependency injection.M
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Posted 60+ days ago | Updated 20 days ago

Senior Software Engineer in Messaging (W2 Only)

SSI People

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Remote

Contract

Full Stack Engineer Are you passionate about building meaningful user experiences that connect people to the content they love? Join our client's team as a Full Stack Engineer and help shape how millions of members engage with Live and On-Demand content. What You ll Do: Build and maintain engaging messaging experiences including email, push notifications, and in-app messages using HTML, React, TypeScript, and Java. Collaborate with cross-functional teams including Product, Design, Data Science,
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Posted 60+ days ago | Updated 13 days ago

.Net Full Stack Developer

Celer Systems, Inc

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Remote

Full-time

Mandatory QualificationsFive (5) years of FTE experience in electronic data processing systems study, design, and programming. At least three (3) years of that experience must have been in a lead capacity.Possess a bachelor s degree in an IT- related or Engineering field. Additional qualifying experience may be substituted for the required education on a year-for-year basis.Five (5) years of FTE experience in designing, developing, implementing .Net applications and maintaining the existing .Net
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Posted 25 days ago

Senior Engineer

Kforce Technology Staffing

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Remote or Johnston, Rhode Island, USA

Contract

RESPONSIBILITIES: Kforce has a client in need of a Senior Engineer. Key Responsibilities: * Utilize expertise in C# .Net and functional Reactjs to develop and maintain both front-end and back-end components of our applications * The Senior Engineer will create and use REST webservices to ensure seamless communication between the front-end and back-end systems * Leverage Azure technologies to enhance the scalability and performance of our applications * Utilize Docker and Kubernetes for containe
Posted 17 hours ago | Updated 7 hours ago

Lead Software Engineer - Java Full Stack

JPMorgan Chase & Co.

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Wilmington, Delaware, USA

Full-time

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Corporate Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible for conducting critical technology solutions across multiple tec
Posted 50 days ago | Updated 1 hour ago

Accessibility Web Developer (Mobile + Web)

Allwyn Corporation

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Remote

Contract, Third Party

NOTE:This is 4 month contract only. 40 Hrs / per week. We are looking for a skilledFront-End Developerwho can contribute across bothmobile and web (.com)platforms. The ideal candidate will have hands-on experience withAngular and Ionic frameworks, and a strong understanding ofADA complianceto ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile and web platforms.Collaborate with UI/UX
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Posted 28 days ago | Updated 19 hours ago