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Sr Full Stack Developer Jobs in Round Lake, IL (NOW HIRING)

Apex Systems

Sr. Full Stack Engineer

Riverwoods, IL · On-site

Job#: 3040384 Full Stack Engineer (Backend-Focused) - Full Stack Engineer Overview We're supporting a high-impact engineering initiative focused on modernizing and replacing a legacy platform with a ...

Sonsoft Inc

Java Full Stack Developer

Northbrook, IL · On-site

$53.25 - $68.75/hr

Java Full Stack Developer (with experience on Agile XP, UI- Angular.JS or React.JS, IntelliJ -IDE, Github, Spring Framework, MongoDB, Jenkins, docker toolbox & node.JS) Job Location : Northbrook ...

DataDelivers LLC

Full Stack Engineer

Schaumburg, IL · On-site

$115K - $130K/yr

Full Stack Engineer Product Strategy & Technology Team (PST) Reports to: Director of Product Development. Location: Schaumburg IL Hybrid schedule (in office Monday, Tuesday, Thursday). The Full Stack ...

PeopleVeda

Full Stack Developer

Libertyville, IL · On-site

They have immediate need for two Fullstack Developer experienced in NodeJS, ReactJS and Redux. * Design, develop, test and debug applications and systems of varying degrees of complexity * Develop ...

PeopleVeda

Full Stack Developer

Libertyville, IL · On-site

They have immediate need for two Fullstack Developer experienced in NodeJS, ReactJS and Redux. * Design, develop, test and debug applications and systems of varying degrees of complexity * Develop ...

DataDelivers LLC

Full Stack Engineer

Schaumburg, IL · On-site

The Full Stack Engineer works alongside other developers on the Product Strategy & Technology (PST) team to build, maintain, and improve DataDelivers' core CDP product. This role owns feature ...

Fictiv

Senior Full Stack Software Engineer

Schaumburg, IL · On-site

$100K - $130K/yr

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

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All JobsSr Full Stack Developer JobsSr Full Stack Developer Jobs in Round Lake, IL

Sr Full Stack Developer information

See Round Lake, IL salary details

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$82

How much do sr full stack developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for sr full stack developer in Round Lake, IL is $56.84, according to ZipRecruiter salary data. Most workers in this role earn between $47.26 and $65.48 per hour, depending on experience, location, and employer.

What is a Sr Full Stack Developer?

A Sr Full Stack Developer is an experienced software engineer who is proficient in both front-end and back-end development. They are responsible for designing, developing, and maintaining applications that span across the user interface, server logic, databases, and sometimes DevOps tasks. Senior full stack developers typically have expertise in multiple programming languages, frameworks, and tools, and they often mentor junior developers and help set technical direction for projects. Their versatility allows them to handle a wide range of tasks and contribute to all stages of the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Sr Full Stack Developer?

To thrive as a Sr Full Stack Developer, you need deep expertise in both front-end (e.g., JavaScript, React, HTML/CSS) and back-end (e.g., Node.js, Python, Java, databases) development, supported by a relevant degree or equivalent experience. Proficiency with version control systems like Git, cloud platforms (AWS, Azure), containerization (Docker), and familiarity with CI/CD pipelines and testing frameworks are typically required. Strong problem-solving, collaboration, and communication skills help you translate business needs into technical solutions and mentor junior developers. These skills are crucial for delivering robust, scalable applications and driving successful project outcomes in dynamic team environments.

What are some common challenges Sr Full Stack Developers face when balancing front-end and back-end tasks within agile teams?

Sr Full Stack Developers often navigate the challenge of context-switching between front-end and back-end development, especially in agile environments where priorities can shift quickly. Balancing user interface refinement with robust API or database development requires strong time management and clear communication with both designers and backend engineers. Additionally, staying updated with evolving technologies on both ends is crucial for delivering high-quality, integrated solutions. Regular collaboration with product owners, QA, and DevOps teams helps streamline workflows and ensures alignment on project goals.

Is a senior full stack developer still in demand?

Senior full stack developers remain in high demand due to their ability to work across front-end and back-end technologies, with skills in frameworks like React, Angular, Node.js, and cloud platforms. Companies seek experienced developers to build scalable, full-featured applications, and demand is expected to grow as digital transformation accelerates across industries.

What cities near Round Lake, IL are hiring for Sr Full Stack Developer jobs?

Cities near Round Lake, IL with the most Sr Full Stack Developer job openings:

Sr Full Stack Developer jobs near you
Infographic showing various Sr Full Stack Developer job openings in Round Lake, IL as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, 5% Contract, and 1% Nights. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $118,218 per year, or $56.8 per hour.

Senior Full Stack Developer (.NET AI Focused)

Hoffman Estates, IL • On-site

Tech Tammina LLC
IT Services • 201 - 500 employees
Learn more about Tech Tammina LLCexternal

Contractor

Re-posted 14 days ago

Job description

Role: Senior Full Stack Developer (.NET AI Focused)

Location: Hoffman Estates, IL (Hybrid)

Duration: 3-6 months

Rate: Market

Required Qualifications

  • Strong full-stack development experience (.NET C# + ReactJS)
  • Demonstrated advanced proficiency with GitHub Copilot in enterprise development environments
  • Experience using AI tools for code optimization, debugging, and refactoring
  • Experience working within containerized environments (Kubernetes)
  • Strong understanding of distributed systems and event-driven architectures

Core Responsibilities

  • Lead AI-assisted refactoring of .NET C# microservices
  • Develop and enhance ReactJS front-end components aligned with backend improvements
  • Leverage GitHub Copilot (advanced usage required) and Claude Code to accelerate development tasks
  • Evaluate AI-generated code for quality, security, and architectural alignment
  • Collaborate with QA (automation with AI) and DevOps/Infrastructure (Kubernetes, Kafka) resources
  • Conduct performance benchmarking and outcome validation
  • Identify opportunities to apply AI to improve existing development workflows
  • Troubleshoot complex distributed system issues across services and infrastructure

Technical Environment

  • .NET C# Microservices Architecture
  • ReactJS
  • On-Premises Kubernetes (K8S)
  • Kafka
  • PostgreSQL
  • Redis
  • Apache Druid
  • ELK Stack
  • AI Coding Tools: GitHub Copilot (critical), Claude Code

Preferred Qualifications

  • Experience designing AI-assisted development workflows
  • Background supporting infrastructure modernization initiatives
  • Exposure to automation frameworks utilizing AI