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Senior Full Stack Software Engineer Jobs in Illinois

Distinguished skills, abilities, features, character, and quality. * 3-6 years of relevant full-stack engineering experience * Strong proficiency in Node.js, JavaScript/TypeScript, React, and Next.js

Full Stack Software Engineer

Chicago, IL · On-site

$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 ...

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 ...

Distinguished skills, abilities, features, character, and quality. * 3-6 years of relevant full-stack engineering experience * Strong proficiency in Node.js, JavaScript/TypeScript, React, and Next.js

Responsibilities of a Sr. Full Stack Engineer: * Develop andmaintainan existing software product, onboarding newclientsandmaintaining existing clients. * Lead the design, development, testing, and ...

As a Full Stack Software Engineer, you will step into a pivotal role where your expertise will directly influence the success of a crucial customer-facing web application, making a significant impact ...

Showing results 21-40

Senior Full Stack Software Engineer information

See Illinois salary details

$43.1K

$130.6K

$184.6K

How much do senior full stack software engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior full stack software engineer in Illinois is $130,596.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,600.00 and $153,100.00 per year, depending on experience, location, and employer.

What is a senior full stack software engineer?

A Senior Full Stack Software Engineer is an experienced developer responsible for designing, building, and maintaining both front-end and back-end systems in web or software applications. They work with a variety of technologies, frameworks, and databases to ensure seamless functionality across the entire software stack. In addition to coding, they often provide technical leadership, mentor junior developers, and contribute to architectural decisions. Their role requires strong problem-solving skills, an understanding of best practices, and the ability to collaborate with cross-functional teams to deliver high-quality software solutions.

What does a senior full stack software engineer do?

A typical day for a Senior Full Stack Software Engineer involves designing and implementing new features, reviewing and improving code, and collaborating with product managers, designers, and other developers to deliver project goals. You might split your time between writing code for both front-end and back-end systems, participating in daily stand-up meetings, and providing technical guidance to junior team members. The role often requires balancing hands-on development with architectural planning and problem-solving for complex technical challenges. You’ll also frequently interact with stakeholders to gather requirements and provide updates, ensuring alignment throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a senior full stack software engineer?

To thrive as a Senior Full Stack Software Engineer, you need deep expertise in both front-end and back-end development, strong problem-solving abilities, and a solid foundation in computer science principles, typically demonstrated by a bachelor’s or master’s degree in a related field. Familiarity with frameworks and languages like React, Angular, Node.js, Python, and proficiency in using cloud platforms, version control systems like Git, and continuous integration tools is crucial, and relevant certifications are an advantage. Exceptional communication, leadership, and teamwork skills help you effectively coordinate with cross-functional teams and mentor junior engineers. These skills ensure you can deliver robust, scalable solutions while driving project success and fostering a collaborative development environment.

What are the most commonly searched types of Full Stack Software Engineer jobs in Illinois?

The most popular types of Full Stack Software Engineer jobs in Illinois are:

What job categories do people searching Senior Full Stack Software Engineer jobs in Illinois look for?

The top searched job categories for Senior Full Stack Software Engineer jobs in Illinois are:

What cities in Illinois are hiring for Senior Full Stack Software Engineer jobs?

Cities in Illinois with the most Senior Full Stack Software Engineer job openings:

Infographic showing various Senior Full Stack Software Engineer job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $130,596 per year, or $62.8 per hour.

Senior Full Stack Software Engineer

Fictiv

Chicago, IL • On-site

$100K - $130K/yr

Full-time

Posted 16 days ago


Job description

About MISUMI Americas

MISUMI Americas, a division of MISUMI Group, is a leading provider of standard, configurable, and custom manufacturing solutions. By integrating a vast catalog of components with a world-class digital manufacturing platform, MISUMI Americas empowers engineers and procurement teams to accelerate innovation across the entire product lifecycle. With operations in the San Francisco Bay Area and Chicago, the company serves as a vital partner for the most innovative companies in the Americas.

Impact in this Role: 
MISUMI Americas is bringing together MISUMI and Fictiv to build the future of manufacturing — combining standard, configurable, and custom parts into one powerful platform for engineers and manufacturers. We're creating a faster, smarter, AI-enabled way to go from design to production, backed by global scale, deep supply chain expertise, and a culture that moves with startup speed. For builders, problem-solvers, and people who want to make a real impact, this is a rare opportunity to help transform how the world makes things.

Areas of Responsibility: Essential Functions

  • Technical Expertise — Write clean, well-tested code across the full stack. Build highly available, business-critical services in AWS using Node.js and event-driven architectures. Translate complex requirements into reliable, maintainable solutions.
  • Delivery — Consistently ship high-quality, defect-free code with tests and documentation. Own your work end to end — from design through deployment — with minimal oversight. Hold yourself to a high bar on code quality and system reliability.
  • Collaboration — Partner closely with adjacent teams and stakeholders to clarify requirements and unblock progress. Communicate proactively on task status and project impact. Contribute actively to technical design reviews and serve as a resource other engineers can rely on.
  • Team Orientation — Show up for the team. Help debug production issues, clear blockers, and improve shared systems — even when the issue isn't yours. Model the collaborative engineering culture you want to work in.
  • Continuous Improvement — Stay curious. Explore new patterns and technologies, share what you learn, and apply it to raise the quality of what we build together. Contribute to our Quality Management System (QMS).
  • All employees are expected to maintain and contribute to the QMS.

Desired Traits: Distinguished skills, abilities, features, character, and quality.

  • 3–6 years of relevant full-stack engineering experience
  • Strong proficiency in Node.js, JavaScript/TypeScript, React, and Next.js
  • Hands-on experience with AWS services, including SQS, Lambda, EC2, RDS, API Gateway, CloudWatch, AWS File Transfer Family, and Amazon Bedrock
  • Demonstrated ability to develop, version, and maintain applications, microservices, and APIs with clean, maintainable, and efficient code
  • Commitment to quality through unit and integration testing (Jest required; Vitest a plus
  • Experience with both SQL and NoSQL databases
  • Proficiency with Datadog for monitoring, logging, and performance analysis
  • Experience deploying, scaling, and securing modern web applications on AWS and Vercel
  • Ability to analyze and understand existing applications across front-end and back-end layers, including reverse-engineering legacy or undocumented code
  • Hands-on experience with AI-assisted development tools — code generation, testing, debugging, and solution design — while upholding quality and development standards
  • Proven ability to take ownership of ambiguous tasks and projects, providing direction and driving them to completion
  • Strong organizational skills with the ability to manage multiple timelines and deliver on schedule
  • Experience with distributed systems, caching, and security fundamentals (OWASP Top 10) is a strong plus
  • .NET development experience is a plus

Compensation range for this role is $100,000 - $130,000 USD annually

We'd love to hear from you if you are interested! 

We're actively seeking teammates who:

  • Bring diverse perspectives and experience to our culture and company. 
  • Excel at being part of a strong, empathetic team.
  • Thrive in an environment emphasizing respect, honesty, collaboration, and growth.
  • Have an 'always learning' mindset that celebrates learning, not just wins. 
  • Help us continue to build a world-class organization that values the contributions of all of our teammates

We encourage applications from members of underrepresented groups, including but not limited to women, members of the LGBTQ community, people of color, people with disabilities, and veterans.