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Sr Fullstack Developer Jobs in Addison, IL (NOW HIRING)

Software Engineer III

Lake Forest, IL · On-site

$104K - $174K/yr

Position Details As a Senior Software Engineer (Software Engineer III) you will be involved in the ... Design and develop fullstack applications and RESTful APIs that enable cloud cost visibility ...

Software Engineer III

Lake Forest, IL · On-site

$104K - $174K/yr

Position Details As a Senior Software Engineer (Software Engineer III) you will be involved in the ... Design and develop fullstack applications and RESTful APIs that enable cloud cost visibility ...

Lead Software Engineer

Chicago, IL · On-site

$235K - $310K/yr

This role is a pathway to senior engineering management and technical leadership-your growth is ... What You Bring * 4+ years of professional fullstack or backend software engineering experience (see ...

Lead Software Engineer

Chicago, IL · On-site

$235K - $310K/yr

This role is a pathway to senior engineering management and technical leadership-your growth is ... What You Bring * 4+ years of professional fullstack or backend software engineering experience (see ...

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Sr Fullstack Developer information

See Addison, IL salary details

$24

$59

$86

How much do sr fullstack developer jobs pay per hour?

As of Jul 6, 2026, the average hourly pay for sr fullstack developer in Addison, IL is $59.37, according to ZipRecruiter salary data. Most workers in this role earn between $49.38 and $68.41 per hour, depending on experience, location, and employer.

What is the difference between Sr Fullstack Developer vs Backend Developer?

AspectSr Fullstack DeveloperBackend Developer
Required SkillsProficiency in both frontend (JavaScript, HTML, CSS) and backend (Node.js, Python, Java)Specialized in server-side languages and database management
Work EnvironmentWorks on both client-facing and server-side componentsFocuses primarily on backend systems and APIs
Common UsageUsed across full product development teamsPrimarily in backend-focused roles within development teams

The main difference between a Sr Fullstack Developer and a Backend Developer is the scope of expertise. A Sr Fullstack Developer handles both frontend and backend tasks, while a Backend Developer specializes in server-side development. Both roles require strong programming skills, but the Fullstack role demands broader knowledge across the entire application stack.

What is a Sr Fullstack Developer?

A Sr Fullstack Developer is an experienced software engineer who is proficient in both frontend and backend development. They work with a variety of programming languages, frameworks, and databases to build fully functional web applications. In addition to coding, senior fullstack developers often lead projects, mentor junior developers, and help make architectural decisions. Their broad skill set allows them to handle tasks across the entire technology stack, ensuring that applications are efficient, scalable, and user-friendly.

What are the key skills and qualifications needed to thrive as a Sr Fullstack Developer, and why are they important?

To thrive as a Sr Fullstack Developer, you need advanced proficiency in both front-end and back-end programming languages, frameworks, and a solid understanding of software architecture, typically supported by a computer science degree or equivalent experience. Familiarity with tools such as Git, Docker, CI/CD pipelines, cloud platforms, and relevant certifications like AWS Certified Developer or similar are often expected. Strong problem-solving abilities, effective communication, and a collaborative mindset are vital soft skills for this role. These competencies enable developers to deliver robust, scalable solutions and effectively drive projects to completion in dynamic team environments.

What are some typical challenges a Sr Fullstack Developer faces when balancing front-end and back-end responsibilities?

Sr Fullstack Developers often need to juggle tasks across both the front-end and back-end, which can be challenging when priorities shift quickly or deadlines are tight. Balancing deep technical knowledge in multiple frameworks and languages while ensuring seamless integration requires strong organizational skills and effective communication with both UI/UX designers and backend engineers. Additionally, staying updated with evolving technologies on both ends is crucial, so time management and continuous learning are key to success in this role.
What job categories do people searching Sr Fullstack Developer jobs in Addison, IL look for? The top searched job categories for Sr Fullstack Developer jobs in Addison, IL are:
Senior Full Stack Engineer - React and Python/Node

Senior Full Stack Engineer - React and Python/Node

Codal

Chicago, IL

Other

Medical, Dental, Vision, Life, Retirement

Posted 7 days ago


Job description

Who you'll be working with

We ideate, create, and coordinate. We analyze, strategize, organize, and prioritize. We bridge the communication channel between the client and our project team. We chart the course and navigate the product roadmap sprint by sprint. Some of us are product owners. Some of us are scrum masters. Many of us wear multiple hats and do whatever's needed to deliver successful projects.
Please note this is a hybrid role in our Chicago office. Applicants should be located in the Chicagoland area only. 

 

What you'll be doing
  • Design, develop, and maintain scalable fullstack applications using React/NextJS (TypeScript) on the frontend and Python (Django/FastAPI) or Node.js (Express/NestJS) on the backend.
  • Collaborate with Product Managers, Designers, and Engineers to translate business requirements into high-quality technical solutions.
  • Build reusable, maintainable, and performant UI components and backend services
  • Develop and integrate RESTful and/or GraphQL APIs, ensuring reliability and scalability
  • Contribute to architecture discussions and help define best practices across frontend and backend systems.
  • Ensure code quality through code reviews, unit/integration testing, and adherence to engineering standards.
  • Optimize application performance, scalability, and security across the stack.
  • Participate in agile ceremonies including sprint planning, standups, and retrospectives.
  • Troubleshoot, debug, and resolve production issues in collaboration with DevOps and QA teams.
  • Mentor junior engineers and contribute to a culture of continuous improvement and learning.


What you'll need to be successful (Requirements)
        
Please note the tech stack below. Java and .NET based applicants need not apply

  • Minimum of 4+ years of hands-on development experience in fullstack development
  • Strong proficiency in React/NextJS (TypeScript), including state management (e.g., Redux, Context API) and modern frontend practices
  • Solid experience with backend development using Python (Django, FastAPI) or Node.js (Express, NestJS)
  • Experience designing, implementing and consuming RESTful APIs and/or GraphQL API services
  • Strong understanding of database design and experience with relational databases (e.g., PostgreSQL, MySQL)
  • Familiarity with cloud platforms such as AWS, GCP, or Azure
  • Experience with version control (Git) and CI/CD pipelines through github actions
  • Strong problem-solving skills and ability to work in a fast-paced, client-facing environment
  • Excellent communication skills and ability to collaborate across cross-functional teams
  • Experience working in agile or scrum-based environments
  • Familiarity with cloud-based logging, monitoring, and security tools

 

Bonus Points for these (Preferred Experience)
  • Experience with headless CMS platforms (e.g., Contentful, Contentstack, Sanity)
  • Familiarity with eCommerce platforms (e.g., Shopify, BigCommerce, Saleor)
  • Experience with microservices architecture and containerization (Docker, Kubernetes)
  • Knowledge of DevOps practices, infrastructure-as-code (Terraform, CDK), and monitoring tools (Prometheus, Grafana)
  • Experience working on healthcare, fintech, or regulated industry projects
  • Experience with Data analytics platforms like GCP BigQuery, snowflake

Need another reason to hit the "apply" button?
 
  • Codal is a global agency with over 200 employees, and offices in the US, Canada, the UK, and India 
  • We regularly host happy hours, dinners, excursions, and other company events to unwind after a hard day at work
  • Office snacks and drinks + a fancy Bevi water machine with flavored water 
  • We offer Medical, Life, Dental/Vision, and many more insurance types 
  • Employer 401k match - 4% 
  • A recreational group that regularly competes in city leagues for softball and volleyball 
  • An office in the heart of downtown Chicago with a gym, food court, Walgreens, rooftop bar, outdoor sports court, and other amenities
  • Working hybrid for in-person collaboration and sprint-planning days

**Please note, this is a hybrid role in Chicago.  Applicants should be located in the Chicagoland are or open to relocating on their own.