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Mid Level Backend Developer Jobs in Carol Stream, IL

We're looking for a Backend Rails Engineer who's passionate about transforming workplace programs ... Mid-range to Senior Experience of professional full-stack web development. * Solid understanding of ...

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with ... Throughout the day, you'll lead technical design discussions, provide high-level estimates (LOEs ...

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with ... Throughout the day, you'll lead technical design discussions, provide high-level estimates (LOEs ...

We're looking for a Backend Rails Engineer who's passionate about transforming workplace programs ... Mid-range to Senior Experience of professional full-stack web development. * Solid understanding of ...

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Ability to work independently and contribute quickly in a senior-level development environment ... backend TypeScript developers first . The ideal candidate has built production backend services ...

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Software Engineer Location: Chicago, IL Qualifications & Experience: * Bachelor's degree in ... Advanced experience with C#, .NET Core, .NET MVC, and LINQ for enterprise-level backend application ...

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Mid-Level Civil Engineer

Chicago, IL · On-site

$84.76 - $129.50/hr

This position will require you to perform civil engineering reviews and analyses to understand power projects and distill technical expertise into actionable information that project stakeholders ...

Showing results 21-40

Mid Level Backend Developer information

See Carol Stream, IL salary details

$12

$59

$87

How much do mid level backend developer jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for mid level backend developer in Carol Stream, IL is $59.71, according to ZipRecruiter salary data. Most workers in this role earn between $48.99 and $70.62 per hour, depending on experience, location, and employer.

What is a mid level backend developer?

Mid Level Backend Developers are software engineers who specialize in developing and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They usually have a few years of professional experience and are proficient in programming languages like Java, Python, Node.js, or Ruby. These developers are responsible for ensuring that data flows efficiently between the server and users, optimizing performance, and collaborating with front-end developers and other team members. Their role often includes troubleshooting server issues, writing automated tests, and implementing security best practices.

What are the key skills and qualifications needed to thrive as a mid level backend developer?

To thrive as a Mid Level Backend Developer, you need strong programming skills in languages like Java, Python, or Node.js, a solid understanding of server-side logic, and experience with relational and non-relational databases. Familiarity with frameworks (such as Spring or Express), RESTful API development, version control systems (like Git), and containerization tools (like Docker) is typically required. Effective problem-solving, collaboration, and clear communication are standout soft skills for this role. These abilities are crucial for building reliable, scalable backend systems and working efficiently within development teams.

What are some typical challenges a mid level backend developer might face when working on large-scale applications?

As a Mid Level Backend Developer, you may frequently encounter challenges related to maintaining code quality and ensuring scalability as applications grow. Managing database performance, optimizing API responses, and integrating with legacy systems are common tasks that require both technical skill and problem-solving ability. Collaboration with frontend developers, DevOps engineers, and QA testers is essential to ensure smooth deployments and consistent user experiences. Staying up-to-date with new frameworks and technologies, while balancing project deadlines, is also a key part of the role.

What is the difference between Mid Level Backend Developer vs Junior Backend Developer?

AspectMid Level Backend DeveloperJunior Backend Developer
Experience2-4 years0-2 years
SkillsProficient in backend frameworks, databases, API developmentBasic understanding of backend concepts, learning frameworks
ResponsibilitiesDeveloping features, troubleshooting, code reviewsAssisting in tasks, learning codebase, bug fixing
Work EnvironmentCollaborates with teams, independent problem-solving

The main difference between a Mid Level Backend Developer and a Junior Backend Developer lies in experience and skill level. Mid level developers have more hands-on experience, handle complex tasks independently, and contribute significantly to project development. Junior developers are still learning, focusing on foundational tasks and gaining industry knowledge. This distinction helps employers identify the right candidate for different stages of project involvement.

What cities near Carol Stream, IL are hiring for Mid Level Backend Developer jobs?

Cities near Carol Stream, IL with the most Mid Level Backend Developer job openings:

Infographic showing various Mid Level Backend Developer job openings in Carol Stream, IL as of June 2026, with employment types broken down into 28% Full Time, 60% Part Time, 1% Temporary, 10% Contract, and 1% Nights. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution, with an average salary of $124,206 per year, or $59.7 per hour.

Mid-Level Civil/Environmental Engineer

Carollo Engineers Inc.

Chicago, IL

Full-time

Medical, Life, Retirement, PTO

Re-posted 22 days ago


Job description

Overview

Carollo Engineers is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of water, wastewater, stormwater, and reuse facilities. We are seeking a Mid-Level Civil/Enivormental Engineer to support our Great Lakes area growth. 

As part of our team, you will work on projects related to municipal water/wastewater treatment plants, distribution/collection systems, and pumping facilities.  This will include projects related to master planning, asset management, condition assessments, infrastructure improvements, water quality studies, treatment plant rehabilitation and expansions, and critical water reuse projects that will create sustainable and resilient water supplies.

At Carollo, you'll have the opportunity to partner with industry leaders in water research, technology, and solutions. You'll work alongside a collaborative and dynamic team of professionals that is truly passionate about our work. And you'll find that Carollo is not only the best water consulting firm, but the best place for you to build your career.  

Responsibilities
  • Performing civil engineering work in water and wastewater treatment facilities and conveyance infrastructure, focused on site design project components including site layout, yard piping, roadways, paving and grading, and stormwater infrastructure.
  • Work on engineering planning and design projects and performs conceptual and preliminary design activities including site visits, overseeing fieldwork, alternatives analysis, and report preparation.
  • Develop civil engineering plans and specifications.
  • Prepare cost estimates for various water and wastewater projects.
  • Prepares technical memoranda, reports, and electronic deliverables.
  • Assist with coordinating sub-consultant work.
  • Coordinate the work of other engineering disciplines, designers, modelers, technicians, and others who assist in specific assignments.
  • Review contractor submittals for conformance with contract plans and specifications and evaluate requests for information as part of engineering services during construction.
  • Participate in field activities such as pilot testing.
  • Permitting and alternative analysis.
  • Assists project managers with permitting submittals for treatment facilities and infrastructure projects including coordination with various governmental agencies.
  • Participates in field activities and site reconnaissance.
Qualifications
  • Bachelor's Degree in Civil or Environmental Engineering.
  • 6 to 12 years of directly relevant experience in water and wastewater engineering.
  • Registration as a Professional Engineer.
  • Application of engineering principles including critical thinking, analysis, and innovative techniques.
  • Strong verbal and written communication skills with clients and project teams.
  • Work well in a team environment.
  • Highly motivated, articulate, and self-starting.
Preferred Qualifications
  • Master's degree in Civil or Environmental Engineering.
  • Knowledge of project scheduling software.
  • Active in professional associations.
Compensation Range

An employee's pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

Other Compensation and Benefits

Carollo is committed to providing employees with a competitive, comprehensive benefits program that provides the care employees and their families need to lead healthy, productive lives. Carollo's benefits package includes paid time off and holidays, comprehensive health insurance coverage, pre-tax savings account options for healthcare, dependent care and commuter expenses, disability insurance and life insurance options for you and your dependents. We also offer free Caregiver Support, Travel Assistance, counseling services and discount programs. Other compensation that may be available includes: 401(k) company contribution matching, tuition reimbursement, discretionary bonuses, career advancement bonuses, professional registration bonuses, employee referral bonuses, and compensatory time for exempt employees. Flexible work arrangements may also be available.  Eligibility for benefits varies based on employment status.

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Employment Type: FULL_TIME