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Software Engineer Startup Jobs in Naperville, IL

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Senior Python Software Engineer, Python Applications, Unique Start Up, U.S. Company. Perm-Direct ... Our Mission : We're a fast-moving startup unlocking secure, meaningful access to sensitive consumer ...

With a back-end team in the Philippines, I'm currently hiring for a Senior Software Engineer / Staff Engineer to join our client's startup where they are already No1 order-taking system for drive ...

New

Principal Software Engineer

Chicago, IL · On-site

$144.50K - $195.50K/yr

Principal Software Engineer We are looking for a software engineering leader who is passionate ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Full Stack Software Engineer RCM Platform Are you ready to join a cutting-edge healthcare startup dedicated to revolutionizing the industry through innovative technologies? Our client, National ...

Software Engineer

Chicago, IL · On-site

$150K - $225K/yr

Software Engineer At Silkline, we have a bold mission - bring transparency and reliability to ... Silkline is a seed-stage tech startup backed by top venture investors. This past year, we have ...

Software Engineer, Product

Chicago, IL · Remote

$140K - $160K/yr

If you're passionate about solving massive-scale engineering challenges and eager to be part of a fast-paced remote startup culture, we encourage you to apply to join our team today! As a Software ...

As a Software Engineer with a focus on Growth, you'll build new features, instrument those features ... Early employees have an outsized impact on a startup's success. It's only fair that you receive ...

Senior Software Engineer

Chicago, IL · On-site

$126.30K - $166.50K/yr

... also is like a startup because the potential of our group is at least one order of magnitude ... Strong knowledge of engineering software systems for low latency * Excellent technical and non ...

Senior Software Engineer

Chicago, IL

$126.20K - $166.40K/yr

... also is like a startup because the potential of our group is at least one order of magnitude ... Strong knowledge of engineering software systems for low latency * Excellent technical and non ...

Senior Software Engineer

Chicago, IL · On-site

$126.20K - $166.40K/yr

... also is like a startup because the potential of our group is at least one order of magnitude ... Strong knowledge of engineering software systems for low latency * Excellent technical and non ...

Full Stack Software Engineer

Chicago, IL · Remote

$125K - $145K/yr

Full Stack Software Engineer RCM Platform Are you ready to join a cutting-edge healthcare startup dedicated to revolutionizing the industry through innovative technologies? Our client, National ...

Sr. Software Engineer

Chicago, IL · Remote

$150K - $175K/yr

SENIOR SOFTWARE ENGINEER POSITION SUMMARY We are seeking a Sr. Software Engineer and or Jr. ... of a startup stage build within a fully mature enterprise environment. As the service line grows ...

... also is like a startup because the potential of our group is at least one order of magnitude ... Work with Sr. Software Developers to assist and learn all facets of software development applied to ...

Sr Software Engineer

Chicago, IL · On-site

$106K - $145K/yr

At Infleqtion we embrace a startup mentality driven by results, urgency, and customer-focused ... We are seeking a Senior Software Engineer to join the team building the control system software for ...

At Infleqtion we embrace a startup mentality driven by results, urgency, and customer-focused ... We are seeking a Senior Software Engineer to join the team building the control system software for ...

Sr. Software Engineer (React Native)

Chicago, IL · Hybrid

$126.30K - $166.50K/yr

... Software Engineer to join their growing engineering team in Chicago. This role is focused on ... startup environments. This individual will work closely with leadership, product, and go-to-market ...

Sr. Software Engineer (React Native)

Chicago, IL · On-site

$126.20K - $166.40K/yr

... Software Engineer to join their growing engineering team in Chicago. This role is focused on ... startup environments. This individual will work closely with leadership, product, and go-to-market ...

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Showing results 1-20

Software Engineer Startup information

See Naperville, IL salary details

$63.4K

$147.3K

$205.2K

How much do software engineer startup jobs pay per year?

As of May 28, 2026, the average yearly pay for software engineer startup in Naperville, IL is $147,304.00, according to ZipRecruiter salary data. Most workers in this role earn between $119,800.00 and $172,700.00 per year, depending on experience, location, and employer.

What is a Software Engineer Startup job?

A Software Engineer Startup job involves developing, testing, and maintaining software in a fast-paced, early-stage company. Engineers in startups often wear multiple hats, working on both backend and frontend development, infrastructure, and sometimes even product decisions. The role requires adaptability, problem-solving skills, and the ability to work with limited resources. Unlike larger companies, startup engineers may need to prototype quickly, iterate based on user feedback, and contribute to the overall growth strategy. This position is ideal for those who enjoy dynamic environments and taking ownership of projects.

What are the key skills and qualifications needed to thrive in the Software Engineer Startup position, and why are they important?

To thrive as a Software Engineer in a startup environment, you need solid programming skills, a problem-solving mindset, and a degree in computer science or related experience. Familiarity with agile methodologies, cloud platforms, version control (like Git), and rapid prototyping tools is highly valued, and startup engineers may also benefit from exposure to full-stack development. Adaptability, effective communication, and the ability to work independently in uncertain environments are standout soft skills. These competencies enable engineers to rapidly iterate on products, effectively collaborate across small teams, and contribute to the dynamic demands of a growing company.

What can I expect from the daily work environment as a Software Engineer at a startup?

Working as a Software Engineer at a startup typically means you'll be part of a small, agile team where roles and responsibilities can shift quickly based on company needs. You'll often participate in daily stand-ups, collaborate closely with founders or product leads, and have the opportunity to contribute ideas beyond your core coding tasks. The pace is usually fast, and you'll likely wear multiple hats, working on everything from prototyping new features to troubleshooting production issues. This hands-on, collaborative atmosphere provides excellent opportunities for skill growth, creative problem-solving, and making a visible impact on the company's direction.
What are the most commonly searched types of Software Engineer Startup jobs in Naperville, IL? The most popular types of Software Engineer Startup jobs in Naperville, IL are:
What are popular job titles related to Software Engineer Startup jobs in Naperville, IL? For Software Engineer Startup jobs in Naperville, IL, the most frequently searched job titles are:
What job categories do people searching Software Engineer Startup jobs in Naperville, IL look for? The top searched job categories for Software Engineer Startup jobs in Naperville, IL are:
What cities near Naperville, IL are hiring for Software Engineer Startup jobs? Cities near Naperville, IL with the most Software Engineer Startup job openings:

Senior Python Developer, Unique Niche Expanding Startup, Startup Exper

MidWest Startup creating applications that allow consumers to take control of their data

Oak Brook, IL • On-site

$125K - $145K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago

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Job description

Senior Python Software Engineer, Python Applications, Unique Start Up, U.S. Company.

Perm-Direct Hire role, Expanding Team, Unique Consumer Data Based Application.

Our Mission: We’re a fast-moving startup unlocking secure, meaningful access to sensitive consumer data—think health, finance, and beyond. Our platform turns fragmented data into actionable insights, with privacy at its core.

What You’ll Build:

  • Scalable backend services in Python (FastAPI) and/or Node.js
  • Secure data ingestion pipelines (FHIR, Plaid, or similar)
  • High-performance PostgreSQL and/or MongoDB integrations
  • Full Stack Applications Development...front end coding development: JavaScript, React, Angular, HTML, Vue, SPA or similar.
  • Clean, test-driven code with full coverage
  • CI/CD pipelines for rapid, reliable deployment
  • Privacy-first architecture for sensitive consumer data, experience with PyCrypto, PyCA and/or the Python Security Toolkit are pluses

Desired Skills/Experience:

  • Experience working in a similar Full-Stack Python Developer role for a smaller company or a startup company.
  • Recent/Current Experience with Python-based Consumer/Customer/Non-Business Facing Web Based Applications Development.
  • 5+ years backend Python focused software engineering/applications development experience
  • Strong with FastAPI, Node.js, and data ingestion APIs
  • Experience creating and coding the front end of Python based applications: JavaScript/TypeScript, HTMX, Angular, React, etc.
  • Deep database connectivity expertise (experience with ETL development is a plus)
  • Experience working in a Test-driven development environment (where you have tested your own code)
  • CI/CD pipeline creation experience
  • Experience creating software and applications with heavy data security and data privacy component (ideally for consumer data) is a strong plus.

Apply now and help shape the future of secure data innovation.

Competitive Salary, Benefits and Equity-Stock Options...Apply Today!

Company Description

Extremely Successful Founder and CEO (has had several Very Successful 'exits'); Expanding Fast Paced startup, great benefits, salary and equity, Exciting New Application changing the way consumers can get access and control of their data allowing for more informative decision making, leverage and increasing their chances for financial success, health and wellness and overall equity in a changing environment, Python and Data Security Driven environment.