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Mid Level Backend Developer Jobs in Carol Stream, IL

Sargent & Lundy LLC.

Mid-Level Structural Engineer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Perform structural engineering reviews * Prepare structural design specifications * Advise power project developers to support new utility-scale solar, wind, battery energy storage, thermal, and ...

Sargent & Lundy LLC.

Mid-Level Electrical Engineer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

A BS in Electrical Engineering degree from an ABET-accredited engineering program is required and an emphasis in power systems is preferred. * 3 or more years of experience in power plant or ...

Rewards Network

Senior Scala/Python Engineer (Hybrid)

Chicago, IL · Hybrid

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... back-end systems that power Rewards Network's dining and transaction processing platform. This role ... We're open to hiring at the mid to senior level based on experience . This is a hybrid position ...

Rewards Network

Senior Scala/Python Engineer (Hybrid)

Chicago, IL · On-site +1

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... back-end systems that power Rewards Network's dining and transaction processing platform. This role ... We're open to hiring at the mid to senior level based on experience . This is a hybrid position ...

Arete Technologies, Inc.

.Net Developer

Chicago, IL · On-site

$49.75 - $65.75/hr

SQL Server (Senior Level) * ASP.NET (Mid-Level) * Oracle Database & PL/SQL (Mid-Level) * MVC (Mid-Level) * Oracle Application Technology (Mid-Level) * Visual Basic (Mid-Level) * Experience in ...

Photon

React Native Lead | Atlanta

Chicago, IL · On-site

Mentor and coach junior and mid-level developers on React Native, mobile architecture, and ... Familiarity with cloud-native and microservices-based backend ecosystems. * Contributions to open ...

Adidev Technologies

IOS Developer

Des Plaines, IL

$30 - $45/hr

... mid-level iOS developers with 1 year - to 3 years of experience. Must be a driven self-starter ... Familiarity with RESTful APIs to connect iOS applications to back-end services Familiarity with 3rd ...

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All JobsMid Level Backend Developer JobsMid Level Backend Developer Jobs in Carol Stream, IL

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:

Mid Level Backend Developer jobs near you
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 Structural Engineer

Sargent & Lundy LLC.

Chicago, IL • On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 16 days ago

Sargent & Lundy rating

8.4

Company rating: 8.4 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

122nd of 449 rated engineering

Job description

Description
This position is based on a hybrid work schedule and will require in-office work 3 days per week.
SLC works on behalf of clients to support utility-scale solar, wind, battery energy storage, thermal power, and other power and infrastructure projects. We evaluate and optimize technical, commercial, environmental, social responsibility, and financial aspects of the projects for a variety of clients.
This position will require you to perform structural engineering reviews and analyses in order to understand power projects and distill technical expertise into actionable information that project stakeholders rely on to prudently develop, design, construct, operate, and finance renewable energy projects being built in the United States and overseas. You will work with multi-discipline project teams to provide a variety of services, such as the following:
  • Perform structural engineering reviews
  • Prepare structural design specifications
  • Advise power project developers to support new utility-scale solar, wind, battery energy storage, thermal, and other projects;
  • Evaluate new power and infrastructure projects independently to support financing
  • Develop technical reports for applicable audiences - including owners, developers, governmental agencies and committees, and financiers

Qualifications
We do not sponsor employees for work authorization in the U.S. for this position.
Essential skills and experience:
  • This position requires a Bachelor's degree in civil/structural engineering with a structural specialty. A Master's degree in civil/structural engineering or business (e.g., MBA) discipline is a plus.
  • 5+ years of detailed structural design, including mass concrete, steel, piles, deep foundations, lattice structures, etc.,
  • 3+ years of experience working in detailed structural design specific to power generation or distribution (thermal, renewable, substations, etc.)
  • Experience in writing and providing support documentation for Structural Engineering specifications, calculations, and whitepapers or feasibility studies.
  • Ability to work in a team environment
  • Excellent written and verbal communication skills, including technical evaluation report writing

Valued but not required skills and experience:
  • Professional Engineering (PE) or Structural Engineering (SE) license
  • Finite element modeling experience - specifically SAP2000, LPILE, STAAD, etc.
  • Experience with design of foundations in unique subsurface conditions (i.e. karst, high groundwater, potential for liquefaction)
  • Multi-discipline teamwork (i.e. design projects, co-ops)
  • Data analysis and visualization
  • Project finance or business acumen
  • Conceptual project design
  • Construction project management and/or scheduling software knowledge
  • Solid interpersonal skills and ability to work with and guide others
  • Project planning, leadership, and organizational skills
  • Project planning, leadership, and organizational skills

AI & Automation at Sargent & Lundy
In this role, we expect people to be willing or able to lead others who use modern tools:
  • You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
  • Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
  • Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs, is valued but not required.
  • We also value additional learning, such as a minor, certificate, or other experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields that enables effective oversight of automation and agentic AI-enabled engineering workflows.

Award-Winning Benefits
At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.
Health & WellnessFinancial BenefitsWork-Life Balance
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back-Up Daycare
  • FSA & HSA
  • 401(k)
  • Pre-Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements

Compensation Range
$84,762 - $129,498
Transparency Statement
Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.
Equal Opportunity
Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

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About Sargent & Lundy

Sourced by ZipRecruiter

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services--from consulting, design and implementation to construction management, commissioning and operations/maintenance--with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Chicago, IL, US

Year founded

1891

Social media

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