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Frontend Developer Startup Jobs in Illinois (NOW HIRING)

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Senior Python Software Engineer, Python Applications, Unique Start Up, U.S. Company. Perm-Direct ... Full Stack Applications Development...front end coding development: JavaScript, React, Angular ...

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Senior Front-End Engineer - Chicago based position - not eligible for remote work Who We Are STEAMe ... In our fast-growing startup environment, you will contribute across the full development lifecycle ...

... front-end experiences and collaborate closely with product and engineering leadership to bring ... Contribute to improving developer tooling , deployment workflows, and system observability. Impact ...

Sr. Full Stack Engineer

Chicago, IL · On-site

$160K - $180K/yr

This role will contribute across both frontend and backend systems, delivering high-quality ... Exposure to CI/CD pipelines or DevOps practices * Experience in high-growth or startup environments ...

Senior Software Engineer (Golang)

Chicago, IL

$126.20K - $166.40K/yr

The front-end is built with Node.js and Next.js, though your focus will be on backend and ... a startup environment or small team, where you wore multiple hats. * Exposure to DevOps/SRE ...

Senior Software Engineer (Golang)

Chicago, IL · On-site

$126.20K - $166.40K/yr

The front-end is built with Node.js and Next.js, though your focus will be on backend and ... a startup environment or small team, where you wore multiple hats. * Exposure to DevOps/SRE ...

... our client's startup where they are already No1 order-taking system for drive-thrus. They are ... It's not a typical backend interacting with a UI frontend, handling audio streams in real-time ...

Design Engineer

Chicago, IL · On-site

$100K - $145K/yr

Contribute directly to the React frontend - not just "small tweaks," but meaningful UI work ... Background at a startup or high-growth SaaS company Why Renterra * Competitive salary + meaningful ...

Senior Software Engineer

Chicago, IL · On-site +1

$126.30K - $166.50K/yr

As a Software Engineer at MessageControl you'll be building intelligent products to protect people ... Experience with frontend development (Angular and React). * You've previously worked at a startup ...

Senior Software Engineer

Chicago, IL · On-site

$126.30K - $166.50K/yr

As a Software Engineer at MessageControl you'll be building intelligent products to protect people ... Experience with frontend development (Angular and React). * You've previously worked at a startup ...

Technical Recruiter

Chicago, IL · On-site +1

$125K - $190K/yr

... Engineering organizations (backend, frontend & fullstack), while helping build scalable recruiting ... Lead compensation conversations and offer negotiations, including startup equity packages. * Track ...

Full Stack Software Engineer

Chicago, IL · Remote

$125K - $145K/yr

Join a startup company with over 100 healthcare clients and growing! * Fully remote role that has a ... Contribute to CI/CD pipelines and DevOps processes to ensure efficient deployments and reliable ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

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Frontend Developer Startup information

What are the key skills and qualifications needed to thrive as a Frontend Developer at a startup, and why are they important?

To thrive as a Frontend Developer at a startup, you need strong proficiency in HTML, CSS, JavaScript, and modern frameworks like React or Vue, often supported by a degree in computer science or equivalent experience. Familiarity with version control systems (e.g., Git), build tools, and cloud deployment platforms is typically expected. Adaptability, creativity, and effective communication help you collaborate in fast-paced, cross-functional startup environments. These skills and qualities are crucial for rapidly delivering user-friendly, scalable solutions that drive business growth in a competitive market.

What are some unique challenges a Frontend Developer may face when working at a startup compared to a larger company?

Frontend Developers at startups often encounter fast-paced environments where priorities can shift rapidly. You may be responsible for a broad range of tasks, from designing UI components to optimizing performance, sometimes with limited resources or guidance. Collaboration with cross-functional teams—like backend developers, product managers, and designers—is usually close-knit and informal, offering opportunities to make a significant impact but also requiring adaptability and strong communication skills. This setting encourages innovation and rapid learning, but it can be challenging to balance multiple responsibilities and tight deadlines.

What are Frontend Developers at startups?

Frontend Developers at startups are responsible for building and maintaining the user-facing parts of web or mobile applications. They use technologies like HTML, CSS, JavaScript, and various frameworks (such as React or Vue) to create interactive and visually appealing interfaces. At startups, frontend developers often work closely with designers, backend developers, and product managers, and may take on a wider range of responsibilities due to smaller team sizes. This role requires adaptability, creative problem-solving, and a strong understanding of user experience. The fast-paced startup environment usually means frequent changes and rapid iteration.

What is the difference between Frontend Developer Startup vs Frontend Developer Corporate?

AspectFrontend Developer StartupFrontend Developer Corporate
CredentialsTypically requires a portfolio and coding skills, often no formal certification neededOften prefers or requires a degree in Computer Science or related field
Work EnvironmentFast-paced, flexible, small teams, dynamic projectsStructured, larger teams, established processes, formal hierarchy
Employer & IndustryStartups in tech, e-commerce, SaaSLarge corporations, tech firms, finance, healthcare
Search & Comparison IntentJob seekers exploring startup roles, flexible workCandidates seeking stability, structured career paths

In summary, Frontend Developer Startup roles are characterized by a dynamic environment with a focus on versatility and rapid development, often valuing practical skills over formal credentials. In contrast, Frontend Developer Corporate positions tend to emphasize formal education, structured processes, and stability within established organizations.

What are the most commonly searched types of Frontend Developer Startup jobs in Illinois? The most popular types of Frontend Developer Startup jobs in Illinois are:
What cities in Illinois are hiring for Frontend Developer Startup jobs? Cities in Illinois with the most Frontend Developer 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

Joliet, IL • On-site

$125K - $145K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted yesterday

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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.