Senior Full-Stack Web Application Developer / Software Engineer

apHarmony
Bartlett, IL

Careers / Job Opportunities

Senior Full-Stack Web Application Developer / Software Engineer

Location:Bartlett, ILDepartment:Software DevelopmentType:Full TimeMin. Experience:5+ Years

*** This is an on-site position ***

Who We Are

apHarmony is a fast growing software company with offices in Bartlett, IL (Northwest Chicago Suburbs). We build advanced software applications for businesses across a wide variety of industries. The types of applications we build are primarily custom web apps, line-of-business systems, and custom API integrations.

Who You Are

You're an experienced and talented SENIOR FULL-STACK WEB APPLICATION DEVELOPER / SOFTWARE ENGINEER looking to join our team.

You're a self-starter, and love to solve exciting design challenges for large e-commerce and manufacturing companies, and implement real-world solutions for a large user base. You write bullet-proof code, and relish the opportunity to lead others to do the same. You're looking forward to working in an established software development firm with a start-up atmosphere.

You're a candidate with 5+ years of experience, with a proven ability to build successful software solutions.

Job Overview:

You will be hands-on, leading the design, implementation, testing, launch, and support of the various applications.

  • Our applications are primarily written in JavaScript (Node.js Back-end, React, and Native JS front-end) and SQL (SQL Server & PostgreSQL)
  • You should have solid experience with web application development using a JavaScript stack, and should be excited at the prospect of ramping up quickly with new platforms and technologies
  • You should have strong experience with the full software development process, including:
    • Analyzing and Defining Requirements
    • Developing Full-stack Applications
    • Testing
    • Deployment


Job Requirements:

  • Bachelor's Degree in Computer Science or related field,
  • In-depth understanding of JavaScript,
  • Ability to write cross-browser and cross-platform applications,
  • 5+ years experience writing reusable, maintainable, and well-tested code,
  • Excellent verbal and written communication skills,
  • Excellent teamwork and project management skills.

What we value as a team:

  • Passion, technical expertise, and personal accomplishment,
  • Rolling up your sleeves and getting things done,
  • Candidate must be capable of analyzing and solving complex problems, with both applications and technology,

Surrounding Area: Bartlett, Schaumburg, Barrington, Hoffman Estates, Rolling Meadows, Palatine, Streamwood, Hanover Park, St Charles, Streamwood, Elk Grove Village, Elgin, Dundee, Wayne, Roselle, West Chicago, Carol Stream, Naperville.

Posted 2026-01-28

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