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3754 Information Technology Backend Developer jobs in Illinois

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Information Technology Professional (IT Support)

US Navy

Spring Grove, IL 60081

New, Posted 3 hours ago

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Software Developer - Web

Uline

Waukegan, IL 60087

$80,000-$119,000/yr

OnsiteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Bachelor's degree in Computer Science, Information Technology or a related field.
2+ years of web development experience.
Strong understanding of object-oriented design, web application architecture and relational database design.
Proven experience in delivering web and e-commerce solutions using technologies like .NET, MVC, C# and JavaScript (jQuery or TypeScript).
Proficiency in writing T-SQL queries and stored procedures.
Experience in writing automated unit tests to ensure high-quality code.
Pre-employment hair follicle drug screening

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Information Technology Professional (IT Support)

U.S. Navy

Chicago Heights, IL 60411

New, Posted 2 hours ago

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DevOps and GenAI Backend Developer

GAMMA TECHNOLOGIES

Westmont, IL 60559

Flexible Schedule

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Information Technology Manager

Berkot's Super Foods

Joliet, IL 60432

New, Posted 2 hours ago

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Director of Information Technology (D365)

Dexian IT Solutions

Chicago, IL 60290

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Director Information Technology Infrastructure

Spotless Brands

Villa Park, IL 60181

New, Posted 5 hours ago

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Full Stack Developer

Outlier

all cities, IL

$50/hr

Remote

2+ years of experience in backend engineering, AI automation, or complex systems integration
Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
Practical experience building for live, non-mocked environments and handling multi-turn system interactions
Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors
This is a 1099 contract opportunity on the Outlier.ai platform. Because this is a freelance opportunity, we do not offer internships, sponsorship, or employment. You must be authorized to work in your country of residence.

SmartExplore AI is experimental.

New, Posted 2 hours ago

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