Web Applications jobs in Illinois

Platform Engineer - Web & AI Applications

Naperville, Illinois

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Today

Description We are looking for an experienced Platform Engineer - Web & AI Applications to support the growth of customer-facing digital products in Naperville, Illinois. This Long-term Contract position focuses on improving the performance, resilience, and extensibility of web and mobile experiences while helping shape modern application architecture. The role will contribute to AI-enabled features, scalable frontend solutions, and dependable platform capabilities that serve a large user base.

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Contract

USD 51.46 - 59.59 per hour

Fullstack Technical Lead – Node.js|W2 Only

Remote

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3d ago

Position: Fullstack Technical Lead Node.js|W2 Only Location: Remote Duration: 4+ Months As a Technical Lead Node.js Contractor, you will support the design, development, and maintenance of scalable web applications and backend services using Node.js and related technologies. Lead the development of front-end and back-end components, guide engineering teams in delivering high-quality solutions, and collaborate with designers, developers, and business stakeholders to improve functionality and

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Contract

Depends on Experience

Performance Architect

Chicago, Illinois

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4d ago

About Us: CodeForce 360 is a trusted global IT talent partner helping Fortune 500 companies, system integrators, and enterprise organizations build high-performing technology teams. With over 16 years of industry expertise, we combine speed, precision, and market intelligence to deliver exceptional talent across today's most in-demand technologies. About the Job- We are looking for an experienced Performance Architect to join one of our enterprise client engagements. The ideal candidate s

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Contract, Third Party

$60 - $65

Senior to Staff Full Stack Typescript Engineer / Y Combinator Startup

Remote

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Today

A startup backed by Y Combinator is looking for a Senior to Staff level Full Stack Engineer with exceptional Typescript experience. You'll work on their core application, used in the healthcare space. Candidates must have extensive experience with Typescript, React, NestJS, and/or Node, as well as previous experience working at a startup backed by Y Combinator. This is an incredibly fast-paced environment where you'll have the opportunity to make a big impact and build applications from the grou

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Full-time

$180000 - $230000

UI Web Application Testing - Selenium / Playwright

Hybrid in Chicago, Illinois

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20d ago

NO SPONSORSHIP - NO OPT Quality Assurance Web & Automation Engineer SALARY: $60-80/hour LOCATION: Chicago, IL Onsite 2 days a week once hired, remote until hired Local candidates interested in a contract to hire down the road DURATION: INDEFINITE w/ potential for fulltime conversion Need someone with web application 90% (UI), user interface frontend experience with selenium. Would like to see some playwright a big plus because they are going from selenium to playwright. UI Automation Engineer Th

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Contract

Depends on Experience

Web Developer (Mid-Level)

Remote

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24d ago

Gold Systems is seeking a Web Developer (Mid-Level) to support multiple states in their effort to combat wildland fires. Our Fire Business System manages the costs of resources deployed on forest fires, making sure that fire departments are paid for their efforts and states are reimbursed by the Federal Government where appropriate. If you enjoy technical problem solving, rapid development, and a highly collaborative environment, this is a great opportunity! You should have a broad knowledge of

Full-time

85000 - 100000

Staff Software Engineer - Python / React

Remote

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20d ago

The Staff Software Engineer will be a high-velocity full-stack builder for the new Product Engineering team, predominantly focused on delivering elite frontend interfaces while possessing the backend capability to ship end-to-end features. This is a 100% builder role meant for an engineer who excels at bridging complex data structures with resilient, highly secure user experiences. You will own the implementation of real-time UI components built predominantly using React. You will enforce a clea

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Full-time

140,000 - 160,000

Senior Automation Engineer - Remote

Remote or Minneapolis, Minnesota

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Today

Genesis10 is currently seeking a Senior Automation Engineer - Remote position with a Financial Services Organization located in Minneapolis, MN. This is a 6+ month contract to hire opportunity. This position is 100% remote. Compensation: $88.21 - $89.10 per hour, W2, based on qualifications Position Overview: This is a senior-level automation engineering role focused on building "paved roads " or "golden paths " for software delivery using an internal developer platform (Backstage). The enginee

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Full-time

Compensation information provided in the description

Senior Cybersecurity Engineer - REMOTE (W2 ONLY)

Remote

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3d ago

Job Description: Only W2 resumes are accepted Work Location: Fully Remote. Candidate Location: No South Carolina residency required. Open to nationwide candidates; must be able to work eastern time zone hours. All travel-related costs for onsite work will be the responsibility of the resource, regardless of the frequency of onsite work. This position will serve as a contract security engineer within the department of administrations division of information security. The successful candidate wil

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Contract

Depends on Experience

Software Engineer

Remote or Birmingham, Alabama

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Yesterday

RESPONSIBILITIES: Kforce has a client in Birmingham, AL that is seeking a Senior Software Engineer to develop, enhance, and support enterprise applications using C#, .NET, SQL, MVC, and modern JavaScript frameworks. This is a senior-level development role requiring strong full-stack capabilities, with particular emphasis on MVC and Angular/AngularJS. Key Responsibilities: * Design, develop, enhance, and maintain applications using C# and .NET frameworks * Develop and maintain backend functional

Contract

$66 - $76 hourly

Senior Software Developer - Web

Waukegan, Illinois

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Today

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive, Waukegan, IL 60085 Enhance and support world-class websites at Uline. As a Senior Software Developer, you'll apply your full-stack expertise to create scalable, high-performing web applications. You'll provide technical leadership, mentor developers and help deliver innovative solutions that keep our e-commerce applications reliable and always available across our growing North American company. Car

Full-time

USD 96,000.00 - 148,000.00 per year

UI/UX Engineer - Contractor

Remote or Secaucus, New Jersey

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Yesterday

RESPONSIBILITIES: Kforce has a client that is seeking a UI/UX Engineer - Contractor to provide subject matter expertise. Key Responsibilities: * Build cutting-edge user interfaces for customer-facing web applications, built responsively to run on screens of all sizes, from desktops to mobile phone * This role requires collaboration with user experience designers and back-end developers to create and enhance the visual layer of high-volume, large-scale web applications REQUIREMENTS: * 5+ years

Contract

$48.18 - $55.21 hourly

Senior to Staff Application Security Engineer / Y Combinator Startup

Remote

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Today

A GPU Cloud company startup is looking to bring on a hands on a Senior to Staff Application Security Engineer to build out their application security program from the ground up. You'll work on their core platform, finding vulnerabilities in APIs, web apps, and internal services before attackers do. You'll run and build SAST/DAST pipelines, manage bug bounty program, and sit on new feature designs early to ensure security is built in, not added on. Ideal candidates have previous experience in sta

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Full-time

$160000 - $225000

Software Engineer, Trust

Remote

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Today

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: Imagine getting off a long international flight, standing in the freezing rain, attempting to contact your

Full-time

USD 162,000.00 - 186,000.00 per year

UI Developer

Remote or Boston, Massachusetts

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Yesterday

RESPONSIBILITIES: Kforce has a client in Boston, MA that is seeking an experienced UI Developer to join our team and help build modern, responsive web applications. This role is ideal for someone who is passionate about creating intuitive user experiences and developing high-quality frontend solutions. Responsibilities: * Develop and maintain responsive, user-friendly web applications * Write clean, scalable, and reusable code using TypeScript and JavaScript * Build and enhance UI components us

Contract

$57 - $77 hourly

Senior Vue Developer

Remote or Atlanta, Georgia

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Yesterday

RESPONSIBILITIES: Kforce has a client seeking a remote Senior Vue Developer to support a large-scale application modernization initiative focused on enhancing platform stability, performance, and user experience. This role will play a key part in modernizing a business-critical application by redesigning and rebuilding the user interface using the latest Vue.js framework while supporting broader cloud transformation efforts. Key Responsibilities: * Lead the redesign and redevelopment of existin

Contract

$38 - $47 hourly

Sr. Product Engineer

Remote

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Today

We're looking for a full-stack, senior engineer to join our team building modern web applications, developer tools, and AI-powered workflows for aerospace and defense customers. This team sits closest to the user. We build the interfaces, APIs, and intelligent tooling that engineers rely on to do mission-critical work. You'll work across the stack - from React and TypeScript on the frontend to Python and Go services on the backend - delivering secure, high-performance systems in complex environ

Full-time

USD 145,000.00 - 190,000.00 per year

Mid-Level Backend Engineer

Remote

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Today

Who we're looking for Have you ever found yourself feverishly working with an Engineering team to solve a complex problem--and found that after what had felt like an hour had only been 10 minutes? If so, we're looking for hardworking and passionate engineers like yourself to join our Backend team at Fieldwire! You will be one of the engineers behind our backend--focusing with your team on your common interest in distributed backend systems, their scalability (we're growing!), as well as their co

Full-time

USD 145,000.00 - 170,000.00 per year

Decision Engineer, Infrastructure Development & Delivery

Remote or San Francisco, California

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Today

About Fluidstack We exist to make humanity more free. For most of human history, you farmed or you starved. Technology gave people more time for the things they wanted to do, instead of things they had to do. Powerful AI will be the biggest lever for human choice we've ever built - but only if models are aligned with what humanity actually wants. There are groups building AI who don't share these goals. Whoever deploys frontier compute infrastructure fastest will decide whether AI expands human

Full-time

USD 224,000.00 - 300,000.00 per year

Field Service Engineer 3

Remote

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Today

Job Description Summary Roles and Responsibilities: The Field Service Engineer 3 is a technical expert on at least one modality and may be proficient in multiple modalities. Acts as the primary GEHC Services face to the customer. Responsible for resolving advanced service repair needs of designated equipment, and drives customer satisfaction through Service Excellence. Job Description Roles and Responsibilities: The Field Service Engineer 3 is a technical expert on at least one modality and

Full-time

Web Applications jobs in Illinois, USA