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Junior Backend Software Engineer Jobs in Naperville, IL

Site Technologies

Senior Backend Software Engineer

Chicago, IL · On-site +1

$165K - $195K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SITE Technologies is seeking a thoughtful and versatile Senior Backend Software Engineer to help build and evolve SITE's platform and related customer systems. The ideal candidate is a pragmatic ...

Paylocity

Senior Engineer Software, Backend

Schaumburg, IL · On-site

$120K - $159K/yr

... junior engineers in adopting best practices and modern development techniques • Facilitate ... experience in software development, with a strong focus on backend engineering • Deep ...

FleetWorks

Senior Backend Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

If you're a strong software engineer who wants to work hands-on with users, solve ambiguous problems on the ground, and see your code driving live operations within days, this is a uniquely high ...

New

Lorven Technologies, Inc.

Software Engineer

Chicago, IL · On-site

Advanced experience with C#, .NET Core, .NET MVC, and LINQ for enterprise-level backend application ... Experience mentoring junior software engineers and providing guidance on development best practices ...

New

NinjaTrader

Sr. Software Engineer I, Scala

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

You will own complex backend problems end-to-end and work alongside Trading Services Engineers ... Mentor junior team members on Scala idioms, functional design, testing practices, and incident ...

NinjaTrader

Sr. Software Engineer I (Scala)

Chicago, IL · On-site +1

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

You will own complex backend problems end-to-end and work alongside Trading Services Engineers ... Mentor junior team members on Scala idioms, functional design, testing practices, and incident ...

Paylocity

Senior Engineer Software, Backend

Schaumburg, IL · On-site

$120K - $159K/yr

Guide junior engineers in adopting best practices and modern development techniques * Facilitate ... software development, with a strong focus on backend engineering * Strong experience building ...

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Junior Backend Software Engineer information

See Naperville, IL salary details

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$94.4K

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How much do junior backend software engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for junior backend software engineer in Naperville, IL is $94,401.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,900.00 and $95,400.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a junior backend software engineer, and why are they important?

A Junior Backend Software Engineer should have a solid understanding of programming languages like Java, Python, or Node.js, as well as knowledge of data structures, algorithms, and basic database management. Familiarity with frameworks (such as Spring or Django), RESTful APIs, version control systems like Git, and cloud platforms is often required. Strong problem-solving abilities, attention to detail, and effective communication help junior engineers collaborate and learn within development teams. These skills ensure code quality, system reliability, and growth in a fast-paced technical environment.

What are some common challenges faced by junior backend software engineers during their first year on the job?

Junior Backend Software Engineers often encounter challenges such as understanding and adapting to large, existing codebases, navigating code review processes, and learning to write efficient, maintainable code that meets team standards. Collaboration with frontend developers and DevOps teams can also be new, requiring effective communication to ensure seamless integration. Overcoming these challenges typically involves asking questions, seeking mentorship, and dedicating time to continuous learning and documentation review.

What does a junior backend software engineer do?

A Junior Backend Software Engineer is responsible for developing and maintaining the server-side logic and databases that power web applications. They typically work with programming languages like Python, Java, or Node.js, and collaborate closely with frontend developers, QA engineers, and product teams to ensure seamless data flow and application performance. Their tasks often include writing APIs, managing databases, debugging code, and learning best practices for code efficiency and security. As juniors, they are also expected to learn from senior engineers and gradually take on more complex responsibilities as they gain experience.

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Junior Backend Software Engineer jobs near you

Senior Backend Software Engineer

Site Technologies

Chicago, IL • On-site, Remote

$165K - $195K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 9 days ago

Job description

Job Type
Full-time
Description
About SITE Technologies:
SITE Technologies, founded in 2018, is on a mission to revolutionize facility management with cutting-edge AI solutions that empower enterprise customers to operate more efficiently.
We embrace a hybrid work culture, with remote and Chicago team members working seamlessly to deliver a great product to our customers. We believe in innovation, teamwork, and having fun along the way Our Core Values define how our team shows up every day:
  • Solve Impossible Problems
  • Embrace Empathy & Integrity
  • Own Your Outcome
  • Do The Best Work of Our Lives
  • Together We Thrive

If you're looking to be part of a collaborative, forward-thinking team where your work makes an impact, come join us!
Working at SITE Technologies:
SITE Technologies is seeking a thoughtful and versatile Senior Backend Software Engineer to help build and evolve SITE's platform and related customer systems. The ideal candidate is a pragmatic, product-minded engineer who can translate complex operational workflows and user needs into clean domain models, reliable data models, and stable API contracts. This person will work closely with frontend developers, product managers, data teams, and business stakeholders to ship backend systems for geospatial data, imagery, asset workflows, reporting, third-party integrations, and AI product experiences.
Requirements
What you'll do:
  • Design, develop, and maintain core backend APIs and services, primarily in Python and FastAPI
  • Translate complex product workflows into clear domain models, relational schemas, service boundaries, and API contracts
  • Build reliable integrations across geospatial, media, reporting, asset management, and third-party vendor systems
  • Improve CI/CD pipelines, release practices, automated testing, and developer workflows
  • Develop and maintain ETL and data migration processes when needed, especially for imagery, geospatial, and operational data
  • Contribute to cloud infrastructure design, security, observability, performance, and production reliability

What We're Looking For:
  • Very strong ability to reason from first principles about backend architecture, workflow modeling, API boundaries, data consistency, security, and operational failure modes
  • Strong communication skills and ability to work across product, frontend, data, and business teams
  • 5+ years of experience in backend development, with strong proficiency in Python
  • Experience building production APIs with FastAPI or similar Python frameworks
  • Strong understanding of relational data modeling, PostgreSQL, SQLAlchemy or comparable ORM libraries, and database migration tools such as Alembic or Flyway
  • Experience with AWS backend services such as ECS, Lambda, RDS, S3, IAM, etc.
  • Experience with Docker, Git, and designing and maintaining CI/CD pipelines with GitHub Actions, AWS CodePipeline, or similar tools
  • Practical fluency with AI coding agents such as Claude Code and Cursor

Exceptional candidates also have:
  • Experience working in a dynamic startup environment
  • Knowledge of infrastructure as code, preferably Terraform and Terragrunt
  • Experience with observability tools such as Datadog and Sentry
  • Experience designing authentication and authorization flows
  • Experience with 2D and 3D geospatial data
  • Experience with ETL pipeline development, data migration, or large-scale unstructured data processing
  • Experience building agentic systems with tools such as LangGraph, Claude Code SDK, Amazon Bedrock
  • Experience modernizing legacy systems while preserving production behavior

What we have to offer:
  • This is a remote, US based position that can be based in one of 18 states where SITE is an employer.
  • A competitive base salary plus the opportunity to participate in SITE's stock options plan.
  • Generous paid vacation and separate sick time banks.
  • Ten (10) Company holidays off plus two (2) floating holidays.
  • Two (2) paid days per year to do volunteer work.
  • Paid parental leave benefits available after ninety (90) days of employment.
  • Employee health, dental, vision, life and short-term disability coverage at no cost available on the first of the month after your hire date.
  • 401K plan with a 4% employer safe harbor contribution.
  • A strong workplace culture with a smart, collaborative team.

More Reasons to join SITE Technologies:
  • Exciting Startup Energy - Be part of an early-stage company where your work truly makes a difference.
  • Collaborate with Brilliant Minds - Work alongside top talent in AI, tech, and business.
  • Professional Growth - Expand your skills and grow your career in an innovative company.
  • Great Culture - We value innovation, ownership, and having fun while making an impact.

Salary Description
$165,000 - $195,000

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