987 Software Developers jobs in Illinois

Job Description Job Description The Full Stack Developer is responsible for developing, designing, testing, maintaining and supporting Culligan's custom web applications. Additionally, this role will be instrumental in ensuring successful integration of Culligan's web applications and processes with newly acquired companies and our ERP system, SAP S4/HANA cloud platform. Responsibilities: The Full Stack Developer is responsible for developing, designing, testing, maintaining and supporting Culligan's custom web applications. Additionally, this role will be instrumental in ensuring successful integration of Culligan's web applications and processes with newly acquired companies and our ERP system, SAP S4/HANA cloud platform. Specific Job Function: Engage with various stakeholders to understand the business value/opportunity and develop the platform on time and on budget to meet those specific needs Review, analyze, and modify systems including coding, testing, debugging and installing to support the web portal and its integration with SAP and other applications Analyze business requirements, procedures, and problems to automate or improve existing IT processes Review IT system capabilities, workflow, and limitations to determine if requested program change is possible within existing system Develop new functionality, applications, and integrations to improve operational efficiency and/or the user experience Write detailed description of user needs and program functions May prepare time and cost estimates for completing projects Plan and prepare technical reports and instruction manuals as documentation of project development Work with cross functional teams to develop, test, install and modify applications Fast learner who thrives on solving problems and learning new technologies Strong self-starter with the ability to deliver on time in quickly changing environment Perform other duties as assigned Requirements: Bachelor's Degree in Information Technology or related field 3 years of web & app development/maintenance experience HTML/CSS, JavaScript, Microsoft .NET Framework and .NET Core, C# development Experience using NET and MVC architectural pattern Proficiency in Microsoft SQL Server Develop and deploy applications using Azure App Services, Azure Functions, Azure API Management, Automation Accounts, and Azure Logic Apps. Experience using Azure Storage (Blob, Table, Queue), Cosmos DB, SQL Database, or Azure Data Lake for data persistence. Experience implementing and using CI/CD pipelines using Azure DevOps or GitHub Actions. Experience using Azure AD for identity and access management. Experience securing applications using Azure Key Vault, Managed Identity, and API keys. Demonstrated ability to monitor performance and errors using Azure Application Insights, Log Analytics, and Azure Monitor Experience developing and maintaining integrations; Boomi experience a plus Experience with web content management system; Kentico CMS and/or Drupal a plus NodeJS, PHP, RESTful API Design, Serverless, SQL/MySQL Strong oral and written communication skills Target Salary Range: $100,000 - $125,000 year. Exact pay will be based on factors including, but not limited to relevant education, qualifications, experience, level, geographic location, and business and organizational needs. Full-time positions are eligible for competitive benefits, including: paid time off, health, dental, vision, life, disability benefits and 401(k). Company Description ABOUT CULLIGAN INTERNATIONAL Founded by Emmett Culligan in 1936, Culligan is a world leader in delivering superior water solutions that will make a real difference in improving the health and wellness of consumers. The company offers some of the most technologically advanced, state-of-the-art water filtration and treatment services and solutions. These products include water softeners, drinking water systems, whole-house systems and solutions for businesses. Culligan's network of franchise dealers in North America, direct operations and other dealers is the largest in the world, with over 7,800 employees and 1,000 dealers in 90 countries. Many Culligan dealers have valuable equity in their local communities as multigenerational family owners of their franchises. For more information visit: Company Description ABOUT CULLIGAN INTERNATIONAL

Founded by Emmett Culligan in 1936, Culligan is a world leader in delivering superior water solutions that will make a real difference in improving the health and wellness of consumers. The company offers some of the most technologically advanced, state-of-the-art water filtration and treatment services and solutions. These products include water softeners, drinking water systems, whole-house systems and solutions for businesses. Culligan's network of franchise dealers in North America, direct operations and other dealers is the largest in the world, with over 7,800 employees and 1,000 dealers in 90 countries. Many Culligan dealers have valuable equity in their local communities as multigenerational family owners of their franchises.

For more information visit:

Get AI-powered advice on this job and more exclusive features.

We are an established fintech company used by Hedge Funds, MBA programs, and individual investors. This year is shaping out to be our most exciting year. Join us and you will be exposed to a variety of challenges, interesting projects, and rewards. We are still very small and you will become an integral part of the team with all the perks associated with that. You will be hands-on with financial data, and the latest AI technology. We have several projects ranging from UX in Svelte, adding LLMs to our stack, and quantitative finance projects for hedge fund clients.

Requirements:

? You are a great computer scientist first and foremost. You are resourceful and can write great code and algorithms without using an LLM, but can also smartly use them to be more efficient. You can either 1) start from a blank sheet and specs, or 2) carefully make changes to a large existing stack.

? At least 5 years of intense coding and Bachelors or equivalent in Computer Science (we may make exceptions if you worked on personal projects and contributed to OSS).

? A strong affinity to finance, or desire to learn, is required. We genuinely want to help people invest better, so a passion and curiosity in the field is paramount.

? Experience in one or more of these: AI technologies, LLMs, ML algos, CMP .

• Strong knowledge of several of the following: Java (Spring Boot), Svelte, Typescript, AngularJS, C++, Python, Apache/Tomcat application servers, object oriented, software architecture, open-source technologies, and software development methodology.
• Familiarity with Proxmox VE, KVM and Hyper-V.
• Strong experience with writing SQL queries (we use Microsoft SQL, PostgreSQL)
• Familiarity with Ubuntu, Debian, Windows and Windows Core.
• Familiarity with webstack build processes
• Dev tools like Visual Studio and IntelliJ Idea
• Excellent debugging, problem solving, and testing skills.
• Affinity to fintech and mathematics.
• Desire to always learn, and passion for IT.
• Flexible and remote collaboration, with the possibility of professional and personal growth within our company
• Stock options after one year of employment.
• Excellent opportunity to develop skill sets in high demand

If you are a Senior Full Stack Developer passionate about technology and eager to put your skills at the service of a fintech company, send us your CV and a short cover letter. We can't wait to meet you!

About Portfolio123

Portfolio123 allows portfolio managers and quantitative investors to develop machine learning quantitative portfolio strategies. Portfolio123 is unmatched in the mix of sophistication and ease of use, greatly reducing R&D costs.

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Engineering and Information Technology

Referrals increase your chances of interviewing at Portfolio123 by 2x

Chicago, IL $170,000.00-$00,000.00 3 months ago

Chicago, IL 120,000.00- 160,000.00 1 day ago

Chicago, IL 48,000.00- 120,000.00 1 month ago

Chicago, IL 125,000.00- 140,000.00 2 months ago

Chicago, IL 130,000.00- 175,000.00 2 weeks ago

Greater Chicago Area 110,000.00- 130,000.00 4 weeks ago

Chicago, IL 75,000.00- 95,000.00 1 day ago

Greater Chicago Area 160,000.00- 220,000.00 2 days ago

Riverside, IL 115,000.00- 260,000.00 2 days ago

Chicago, IL 150,000.00- 350,000.00 2 weeks ago

Greater Chicago Area 175,000.00- 200,000.00 3 hours ago

Chicago, IL 175,000.00- 250,000.00 3 days ago

Chicago, IL 80,000.00- 140,000.00 7 months ago

Chicago, IL 170,000.00- 190,000.00 5 months ago

Greater Chicago Area 191,000.00- 265,000.00 2 weeks ago

Naperville, IL 128,000.00- 192,000.00 1 day ago

Rosemont, IL 150,000.00- 185,000.00 1 hour ago

Chicago, IL 129,800.00- 165,490.00 1 week ago

Chicago, IL 100,000.00- 150,000.00 6 days ago

Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

Full Stack Web and App Developer

At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical stack. We are seeking a full stack engineer who is ready to work with new technologies and architectures in a forward-thinking organization thats always pushing boundaries. Here, you will take complete, end-to-end ownership of projects across the entire stack. Our ideal candidate has experience building products across the stack and a firm understanding of web frameworks, APIs, databases, and multiple back-end languages. Youll be joining a small team working at the forefront of new technology, solving the challenges that impact both the front end and back-end architecture, and ultimately, delivering amazing global user experiences.

About Us

Smartz was founded in June of 2021 by Dr. Kevin Wan who has been a successful entrepreneur in the smart home industry for more than 10 years. Our team at Smartz wants to disrupt the PropTech Industry by providing advanced AI software that is compatible with industry leading smart home devices and will provide property owners and tenants with an all-in-one solution to all of their property management needs.

Our team uses the latest mobile technologies for all features of Smartz apps, which include live video streaming/recording, motion/sound alerts, AI powered object detection, video access sharing functions, etc. We always strive to develop innovative features to create secure and smart device management experiences for our users and business partners.

Benefits and Compensation

• Company paid Medical, Dental, Vision, and Life insurance
• Retirement and savings plan with company match
• Robust paid time off package
• Paid Company Holidays

Job Type

• Full-time (Champaign, IL)

Job Responsibilities

• Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
• Develop new features and infrastructure development in support of rapidly emerging business and project requirements
• Assume leadership of new projects from conceptualization to deployment
• Ensure application performance, uptime, and scale, maintaining high standards of code quality and thoughtful application design
• Work with agile development methodologies, adhering to best practices and pursuing continued learning opportunities.
• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.
• Design and implementation of continuous integration and deployment.

Technical Skills Requirements

• Proficiency with server-side framework like Spring Boot or any Java related frameworks
• Familiarity with database technology such as MySQL, Oracle and MongoDB.
• Proficiency with fundamental front-end languages such as HTML, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as React or Vue JS.

Experience & Qualifications

• 1+ years of experience building large-scale software applications.
• Bachelor's Degree in Computer Science
• Experience in building enterprise applications
• Strong organizational and project management skills.
• Unit/integration testing experience.
• Excellent verbal communication skills.
• Good problem-solving skills and strong attention to detail.

Smartzs commitment of diversity and inclusion is one we strive to continuously cultivate. We aim to provide everyone regardless of identity a space where they can grow and feel seen as a person first. These are more than just words to us; they are guidelines for how we build and foster our team, our leaders, and the core culture of our company. We are also an equal opportunity employer that does not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. In accordance with the law, we make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as any mental health or physical disability needs.

As a part of our commitment to health and safety, we have implemented various COVID-related health and safety requirements for our workforce. These requirements may include sharing information in the company's HRM system, regular testing, mask wearing, social distancing and daily health checks. Requirements may change in the future with the evolving public health landscape.

A growing FinTech company is looking to hire Full-Stack Developers. The firm is well-established and has partnerships with household name clients, creating an exciting environment for growth and innovation. With technology at the heart of the business, this is a unique opportunity to directly influence product direction and company trajectory.

You'll be part of a collaborative team where your contributions drive key business outcomes. The company culture emphasizes collaboration, innovation, and continuous improvement.

Base pay range: $125,000.00/yr - $165,000.00/yr

• Expand and enhance platform features as the company scales toward industry leadership
• Participate in and influence the technical design process
• Collaborate cross-functionally to tackle complex technical and product challenges
• Contribute ideas that improve performance, scalability, and user experience

• Frontend: React.js
• Backend: Ruby on Rails (preferred), Python, or Java
• 4+ years of experience
• BS in Computer Science or a related STEM field

• Seniority level: Entry level
• Employment type: Full-time
• Job function: Software Development
• Industries: Financial Services and Software Development

SynergisticIT wants every candidate to know that the Job Market is challenging and that to stand out you need to have exceptional skills and technologies that's where we come in to make sure you get the attention that you need. We are looking for jobseekers wanting to file H1B visa. Position open to all visas and US citizens. We at Synergist.

About the job Full Stack Developer

We are seeking a talented and highly motivated Full Stack Developer to join our dynamic engineering team. In this role, you will be instrumental in designing, developing, and maintaining robust web applications that support Orvix Engineerings internal systems and client-facing solutions. As a Full Stack Developer, you will work collaboratively with cross-functional teams, including software engineers, project managers, and architects, to ensure seamless integration of front-end and back-end components. You will be responsible for creating scalable, efficient, and user-friendly software solutions that align with our companys engineering principles.

Note: The role is strictly for candidates within the United States only.

Key Responsibilities:

• Software Development: Design, develop, test, and deploy full-stack web applications to meet both internal and external client needs, utilizing a variety of technologies and frameworks.
• Front-End Development: Build intuitive, visually appealing, and responsive user interfaces using modern front-end technologies such as HTML5, CSS3, JavaScript, React, Angular, or Vue.js.
• Back-End Development: Design and implement the server-side logic, APIs, and databases using technologies such as Node.js, Python, Java, .NET, or PHP.
• Database Management: Work with relational (MySQL, PostgreSQL) and NoSQL (MongoDB, Firebase) databases, ensuring efficient data storage, retrieval, and integration.
• System Integration: Collaborate with engineering and IT teams to integrate the software solutions with internal engineering tools, databases, and third-party systems.
• Quality Assurance: Ensure the quality of code by conducting code reviews, performing unit testing, and using test-driven development (TDD) practices.
• Cloud Infrastructure: Work with cloud services such as AWS, Microsoft Azure, or Google Cloud to deploy, manage, and scale applications in cloud environments.
• Automation and CI/CD: Develop and maintain automation processes for building, testing, and deploying applications. Familiarity with tools like Jenkins, Docker, Kubernetes is a plus.
• Agile Development: Participate in Agile development processes, including sprint planning, daily stand-ups, and retrospectives. Work in an iterative development environment and deliver features incrementally.
• Collaboration: Work closely with stakeholders, including project managers, engineering teams, and business analysts, to understand requirements and propose technical solutions that align with project goals.
• Documentation: Create and maintain comprehensive technical documentation for all aspects of the software development process, including system designs, API specifications, and user guides.
• Problem Solving: Troubleshoot and resolve issues across the full stack, including performance optimization, security vulnerabilities, and technical debt.

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent work experience.
• 1+ years of experience in full-stack web development.
• Strong proficiency in JavaScript and experience with front-end frameworks such as React, Angular, or Vue.js .
• Hands-on experience with back-end technologies such as Node.js, Java, Python, or PHP .
• Experience with databases: both relational (e.g., MySQL, PostgreSQL ) and NoSQL (e.g., MongoDB ).
• Knowledge of RESTful APIs and GraphQL .
• Familiarity with Git version control and GitHub or GitLab workflows.
• Experience with cloud services such as AWS, Azure, or Google Cloud Platform .
• Strong understanding of Agile methodologies and tools (e.g., Jira, Trello, Confluence).
• Solid understanding of DevOps principles and experience working with CI/CD pipelines.
• Experience in test-driven development (TDD) and using frameworks such as Jest, Mocha, or Jasmine .
• Excellent problem-solving, debugging, and troubleshooting skills.
• Ability to work collaboratively within a multidisciplinary team.
• Strong written and verbal communication skills.

• Monday to Friday

• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off (PTO)

• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off (PTO)

• Develop responsive, accessible frontend interfaces using React, Next.js, HTML, CSS, and TypeScript
• Build and maintain secure, scalable REST APIs using Node.js, NestJS, or Python frameworks
• Lead integration of UIs with CMS platforms like AEM or Contentful and support key tools like PIM systems
• Create reusable components for landing pages, email templates, and interactive learning tools
• Partner closely with product managers, UX designers, and backend engineers in Agile/Scrum teams
• Optimize web performance for speed, scalability, and user experience across devices
• Deliver high-quality, test-driven software with CI/CD pipelines and DevOps tooling
• Review code, mentor teammates, and contribute to technical architecture discussions

• Bachelor's degree in Computer Science or related field
• 5+ years of experience developing modern web applications
• Proficiency in React/Next.js or Angular, plus HTML, CSS, JavaScript/TypeScript
• Backend experience with Node.js, NestJS, Django, or Flask
• Deep understanding of RESTful API design, security, and standards (OpenAPI, JSON API)
• Integration experience with CMS platforms such as AEM or Contentful
• Familiarity with DevOps, GitHub Actions, Azure, and CI/CD pipelines
• Strong grasp of responsive design, UX principles, and performance optimization
• Excellent communication skills and ability to collaborate across global teams

• Drive technical integration by working with cross-functional teams and third-party software providers.
• Define and implement application interfaces to meet business requirements.
• Work with technical leaders and architecture teams to resolve conflicts and make design decisions.
• Collaborate with Enterprise IT and operations teams to ensure successful deployment and monitoring of applications in AWS cloud.
• Participate in the development of web applications, web services, databases, and platform upgrades.
• Coordinate and execute integration activities with globally distributed teams.

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 5-7 years of professional experience in full stack product development.
• Proven experience in translating business objectives into technical solutions.
• Strong communication, collaboration, and organizational skills.
• Familiarity with software design patterns and Agile/Scrum methodologies.

• 5+ years of experience developing microservices using Spring (Java), Node.js , and containerized deployments using Docker, Kubernetes .
• 5+ years of experience with AWS Lambda and serverless architecture.
• Proficient in scripting with Python and building SPAs using React, Vue, or Node.js .
• Strong experience with API design and implementation using OpenAPI specifications deployed in AWS .
• Experience implementing OAuth authentication (preferably with Okta ).
• Experience developing hybrid mobile apps using React/Vue and Capacitor .

• Experience with Liferay DXP Platform .
• Familiarity with IoT solutions , cybersecurity , or hybrid mobile development strategies.
• AWS certifications or hands-on exposure to advanced AWS services is a plus.

We are a Chicago-based technology startup that is leading a new way forward for prescription care. We're rethinking the pharmaceutical supply chain, introducing AI-driven marketplaces that drive down costs, and new consumer tools that guide decisions on care. Led by a team of industry experts, we're fixing the high costs and broken experiences that define our pharmaceutical supply chain. We believe that better pricing, more information, and smarter tools can lower costs, empower consumers and help payers take control of their pharmacy benefits. The technology we're building is the start of a new way of working together - making better outcomes possible for all.
Waltz Health Values

• Integrity: We are committed to protecting the value of clinical care across the pharmaceutical system. We are truthful and honest in our commitments with all our partners.
• Inclusion: We advocate for change that benefits us all, a smarter system that works together. We embrace our differences as well as the unique perspectives our employees and partners bring with them.
• Access: We are focused on breaking down barriers to bring choice back to the healthcare experience. We want to help all our partners get the right prescription care at the right cost.
• Accountability: We take ownership of the quality of our work and the outcomes we deliver. Our focus is on delivering a best-in-class experience for our partners while achieving bold targets.
• Progress: We believe in moving healthcare forward in everything we do. We strive for a culture that is innovating better ways to deliver pharmaceutical care.

• Lead application development for our cash card products.
• Work across technology and business organizations to ensure requirements are well understood such that we can have a continuous development roadmap.
• Provide L3/L4 support as user issues are escalated.
• Review all customer feedback to enhance our ongoing roadmap.
• Work with clients as required for custom requirements.

• 3+ years of experience in a full-time development role. Academic projects and/or side projects may be considered as well.
• BS in Computer Science or equivalent combination of technical education and work experience.
• Proficient in .NET (C#) and Python for backend development.
• Experience with JavaScript frameworks like React or Angular is highly desirable
• A partial, unordered list of additionally useful skills includes CSS3, HTML5, Jenkins, Docker, Kubernetes.
• Proven experience with Terraform for infrastructure as code.
• Strong hands-on experience with Azure Data Factory, DBT, Talend and other data ingestion/ETL tools.
• Comfortable working in an Agile and DevOps environment.
• Strong knowledge of SQL and relational databases (Postgres and snowflake).
• Hands-on experience building and maintaining cloud-based applications on Microsoft Azure
• Exposure to AI/ML frameworks or cloud-based AI services (e.g., Azure Cognitive Services, OpenAI, TensorFlow, etc.).

• Are enthusiastic, positive, and hardworking.
• Are flexible with job roles and responsibilities - i.e. be willing to jump into new projects and have a scrappy start-up mentality.
• Are a clear communicator who is comfortable working with all levels of the organization.
• Thrive working independently, autonomously and can adapt to changing needs of a growing company.
• Can think effectively, critically and creatively.
• Live in Chicago, IL.

• Learning the Waltz platform and related applications.
• Ensure roadmap items are well articulated for immediate enhancements - and can be developed.
• Lead development of front and back-end applications focused on data ingestion, cleansing, transformation and pricing.

• Bachelor's degree
• Masters preferred

• Ground floor opportunity with one of the fastest-growing startups in health tech.
• Competitive compensation, including meaningful stock options.
• Flexible vacation and a work culture that allows for taking time to recharge.
• Medical, dental, vision, 401K, commuter benefits, and more.