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Entry Level Java Back End Developer Jobs in Aurora, IL

United Airlines, Inc.

Developer II

Chicago, IL · On-site

Proficient in a coding language and building back-end components * Problem solving * Attention to ... Net, C, C++, C#, Java * HTML, Java Script (Angular 2.0, JS), CSS * SQL, Oracle Experience ...

Grainger Businesses

Software Engineer IV

Chicago, IL · Hybrid

$134.10K - $223.50K/yr

Strong proficiency in Java/Kotlin and modern backend development, including RESTful and/or ... Familiarity with Agile/Scrum methodologies and DevOps practices We are committed to equal ...

Joveo

Software Engineers

Chicago, IL · Remote

$30 - $50/hr

Experience in backend engineering, AI automation, or complex systems integration * Proven ability ... Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and ...

Seven Seven Software

Software Engineer

Chicago, IL · On-site

... back-end C# and Java based systems using the hottest techniques. We are a team of full stack engineers with in-depth DevOps expertise. Our programming languages has been Java, Python, and C#. We are ...

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Entry Level Java Back End Developer information

See Aurora, IL salary details

$49.1K

$97.9K

$198.8K

How much do entry level java back end developer jobs pay per year?

As of May 29, 2026, the average yearly pay for entry level java back end developer in Aurora, IL is $97,945.00, according to ZipRecruiter salary data. Most workers in this role earn between $62,500.00 and $101,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Entry Level Java Back End Developer, and why are they important?

To thrive as an Entry Level Java Back End Developer, you need a solid understanding of Java programming, object-oriented principles, and a degree in computer science or a related field. Familiarity with frameworks like Spring Boot, version control systems such as Git, and databases like MySQL or PostgreSQL is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate and deliver quality code. These skills are essential for building robust server-side applications and working efficiently within development teams.

What are some common challenges faced by entry-level Java back end developers during their first year on the job?

Entry-level Java back end developers often encounter challenges such as understanding large, existing codebases and adapting to the team's coding standards. Balancing the learning curve of new frameworks, tools, and version control systems while delivering features on time can be demanding. Collaboration with front end developers, QA engineers, and project managers also requires effective communication and openness to feedback. Over time, these challenges help build valuable technical and teamwork skills that support career growth.

What does an Entry Level Java Back End Developer do?

An Entry Level Java Back End Developer is responsible for building and maintaining the server-side logic of web applications using Java. They work on tasks such as writing code, developing APIs, integrating databases, and ensuring the application runs smoothly behind the scenes. These developers collaborate with front-end teams to deliver complete solutions and often troubleshoot, debug, and optimize existing code. This role is ideal for those starting their career in software development and looking to gain experience in Java technologies and back-end systems.

What is the difference between Entry Level Java Back End Developer vs Entry Level Java Software Engineer?

AspectEntry Level Java Back End DeveloperEntry Level Java Software Engineer
Required SkillsJava, SQL, REST APIs, basic understanding of server-side developmentJava, object-oriented programming, software design, debugging
Work EnvironmentFocus on server-side coding, database integration, API developmentBroader software development tasks, including front-end and back-end
Industry UsagePrimarily in web applications, enterprise systems, backend servicesIn various software projects, including applications and systems

While both roles involve Java programming, an Entry Level Java Back End Developer specializes in server-side development and API integration, whereas an Entry Level Java Software Engineer may work across different parts of the software stack. The roles often overlap, but the Back End Developer focuses more on backend systems and database interactions.

What are popular job titles related to Entry Level Java Back End Developer jobs in Aurora, IL? For Entry Level Java Back End Developer jobs in Aurora, IL, the most frequently searched job titles are:
What job categories do people searching Entry Level Java Back End Developer jobs in Aurora, IL look for? The top searched job categories for Entry Level Java Back End Developer jobs in Aurora, IL are:
Entry Level Java Back End Developer jobs near you
Infographic showing various Entry Level Java Back End Developer job openings in Aurora, IL as of May 2026, with employment types broken down into 53% Full Time, 34% Part Time, 10% Contract, and 3% Nights. Highlights an 97% Physical, 2% Hybrid, and 1% Remote job distribution, with an average salary of $97,945 per year, or $47.1 per hour.
Python Engineer - AI Agents (Remote)

Python Engineer - AI Agents (Remote)

Outlier AI

Chicago, IL • Remote

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

About the Project

Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw?

We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive, multi-step agents. Our projects focus on teaching these systems how to design, coordinate, and optimize complex, real-world architectural workflows.

Whether you are a passionate orchestration guru or experienced software developer — we want you to help us train the world's most advanced generative systems.

Ideal Qualifications

  • 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.

Nice to have

  • Expertise building multi-stage coordination tasks where data acquisition leads to reasoned output.
  • Hands-on experience integrating agents with live tools such as Supabase, Gmail, and various APIs to solve real-world problems.
  • High level of comfort implementing persistent state and session discovery using MEMORY.md to track agent progress.
  • Experience identifying subtle failures like privacy leaks, authority escalation, or indirect prompt injections.

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