react.js Jobs in wisconsin

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Back End Engineer - W2 (NO C2C, NO 1099) - Remote - Posted by Tauqeer

Global Force USA

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Remote

Contract

Required Skills:JavaSpring bootNode.jsRestful API & Optimizely platform experienceAdditional Skills:Familiarity with frontend frameworks like React, AngularJS, and Next.js (for API integration)Strong understanding of OOP and SOLID principlesPerformance tuning for large-scale applicationsJob Description:Mid to Senior-Level - Looking for a backend engineer who can own the backend architecture, ensure high performance and scalability, and work well with both frontend and architecture teams. Core Te
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Posted 4 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 3 days 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 22 days ago | Updated moments ago

Direct Client:: W2 contract:: Need Sr. Fullstack Java Developer with ThymeLeaf & Healthcare experience:: 100% remote

Synergy Technologies, LLC

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Remote

Contract

W2 contract to Fulltime position No Sponsorship required = Role: Sr. Fullstack Java Developer Location: 100% remote Job Description: Sr. React Developers are responsible for the development, programming, and coding of Information Technology solutions using ReactJS, Redux, D3 and NodeJS to enable Client Customer Experience applications. Senior IT Developers are responsible for documenting detailed system specifications, participation in unit testing and maintenance of planned and unplanned i
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Posted 4 hours ago | Updated 4 hours ago

Salesforce Solutions Architect

EdHike, LLC

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Remote

Contract, Third Party

Job Title: Solutions Architect Salesforce Duration: 12+ months contract Hours per Week: 37.5 hours per week Location: Quincy, Massachusetts (Remote) LOCAL candidates only, must reside within New England states: MASS, RI, CT, NH, VT, PARTS OF MAINE, NY. Responsibilities, Knowledge and Skills: Design Salesforce architecture solutions spanning business processes, hardware, operating systems, applications, networking environments, and platforms. Develop Salesforce technical frameworks and compon
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Posted 22 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 12 days ago | Updated 12 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 7 days ago | Updated 6 days 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 22 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 15 days ago

*Senior Full Stack NodeJS Engineer (Workday Integration experience) (15+ Years of experience)*

Kellton

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Remote

Contract, Third Party

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details: Posi
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Posted 1 day 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 26 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 2 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 30 days ago | Updated 2 days ago

Dot Net Architect--Part Time

Newt Global

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Remote

Part-time

Key Responsibilities: Architectural Leadership Design and implement scalable, secure, and maintainable software architectures using .NET technologies (ASP.NET Core, .NET Framework). Define and enforce best practices, coding standards, and development processes to ensure high-quality deliverables. Provide end-to-end technical leadership on architecture, design, and implementation of full-stack solutions. Full-Stack Development Lead the development of backend services and APIs using C#, ASP.NET
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Posted 1 day ago

Sr. App Operations Engineer

Tri-Force Consulting Services Inc

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Remote

Third Party, Contract

Job Title: Sr. App Operations EngineerDuration: 12 MonthsClient: Department of Information Technology and Telecommunication - NYCLocation: Brooklyn, New York NOTE: This is a 100% remote role. Job Description:Manage deployment of applications in production and non-production environments.Work on service tickets according to priority.Troubleshoot application issues.Work on making enhancements to improve the security of the applications, as neededUtilize triaging and observability tools provided b
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Posted 8 days ago | Updated 8 days ago

Full Stack Java Developer

Raas Infotek LLC

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Remote or Houston, Texas, USA

Contract

Full Stack Java Developer (React & AWS) Senior (12+ Years Experience) Contract: W2 Only Job Description: We are seeking a highly experienced Full Stack Java Developer with deep expertise in React, AWS, and modern microservices architecture. This is a senior technical role demanding a proven track record of 12+ years in enterprise software development, including designing and building scalable, secure full-stack applications on AWS. You will lead the design, development, and optimization of compl
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Posted 1 day ago

Ruby on Rails Architect

Ohm Systems, Inc

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Remote

Contract

ROR Architect:- As a hands-on architect, primary responsibilities center around design and development of web based, real-time and batch applicationsCollaborate 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 with sufficient detail to allow others in the development team to complete the development work.Provide technical oversight to the development process
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Posted 34 days ago | Updated 23 days ago

Ruby on Rails Architect - Remote

Mudrasys

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Remote

Third Party, Contract

Position: Ruby on Rails Architect Location: Remote Duration: 6-12months Job Description: Key Responsibilities: Develop and maintain robust, scalable, and secure applications using Ruby on Rails for backend and React for frontend.Design and implement RESTful APIs and integrate third-party services.Optimize application performance and troubleshoot/debug production issues.Collaborate with product managers, designers, and other developers to enhance user experience.Follow best practices in CI/CD, te
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Posted 52 days ago | Updated 17 days ago

Telecom System Integration Developer

Cyber Sphere LLC

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Remote

Third Party, Contract

Telecom System Integration Developer Remote Long Term Contract Note - It s not a specific project Per se. It s a hodgepodge of custom integration request from the various lines of business within the Org. Someone with Developer skills set with experience doing contact center or unified communication integrations. Telephony, Cisco, etc More Developer than Telephony Key Responsibilities: Design, develop, test, and debug robust applications and system components aligned with business and technical
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Posted 2 days ago | Updated moments ago

Software Developer IV

Voyatek

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Remote

Full-time

Outcomes. Delivered. Voyatek delivers outcome-driven technology solutions to public sector agencies and higher education institutions nationwide. For example, our technology: Facilitates access to nutritious food for children of mothers participating in the WIC programSupports first responders in reducing opioid overdoses within their communitiesEmpowers colleges and universities to identify and thwart financial aid fraudEquips teachers with valuable insights to identify students requiring addit
Posted 23 days ago | Updated 8 days ago