6 results for Sr Full Stack Developer in Chicago, IL

Java Back End Developer

Chicago, IL
remote
Temporary
50 - 60.6 USD / Hourly
We are looking for a skilled Back End Developer to join our team on a long-term contract basis in Chicago, Illinois. In this role, you will contribute to the development and enhancement of mobile application back-end services for a large enterprise client. This is an opportunity to work within a collaborative environment alongside front-end and data specialists, focusing on impactful solutions. Responsibilities: • Design, build, and maintain scalable back-end services using Kotlin and Java. • Develop APIs and configure endpoints for production environments. • Collaborate with front-end and data teams to ensure seamless integration across systems. • Utilize modern frameworks and tools such as Ktor, Gradle/Maven, Liquibase, JUnit, and KoTest. • Work within cloud-native environments, leveraging platforms like AWS Elastic Beanstalk, Lambda, and Postgres. • Implement trunk-based development workflows through GitHub to ensure efficient and collaborative coding practices. • Troubleshoot and resolve technical issues to maintain system reliability and performance. • Participate in code reviews and contribute to the continuous improvement of development processes. • Follow best practices for software development to deliver high-quality, maintainable code.
2026-03-06T00:00:00Z

Sr Systems Administrator

Chicago, IL
onsite
Temporary
59.85 - 69.3 USD / Hourly
We are looking for an experienced Senior Systems Administrator to join our team on a long-term contract basis in Chicago, Illinois. In this role, you will be responsible for managing and optimizing enterprise-level systems and technologies while ensuring seamless IT operations. The ideal candidate will possess advanced certifications, strong problem-solving capabilities, and the ability to work autonomously while collaborating effectively with teams. Responsibilities:• Manage and maintain enterprise systems, including Active Directory, Windows Server, and Microsoft 365 environments.• Resolve service tickets efficiently and proactively address system issues to ensure business continuity.• Provide expert-level insights and recommendations to IT leadership at both enterprise and business unit levels.• Collaborate with team members to address workloads and assist with additional duties when needed.• Implement and oversee security measures, leveraging Azure and Microsoft technologies.• Conduct periodic system upgrades and ensure compliance with best practices for hybrid server environments.• Take initiative to solve complex issues independently, utilizing available resources effectively.• Maintain high standards in communication and teamwork to foster a productive and engaged work environment.• Stay updated on industry trends and certifications to provide cutting-edge solutions.• Travel occasionally for planning meetings or other required engagements.
2026-03-06T00:00:00Z

Software Developer

Saint Charles, IL
onsite
Permanent
100000 - 110000 USD / Yearly
Are you looking for an opportunity to work on a close-knit team where your contributions have direct and meaningful impact? As an Application Developer, you’ll join a dynamic group of skilled professionals who thrive in a fast-paced environment, value collaboration, and embrace multi-functional roles. This position is perfect for someone ready to wear many hats and excited to take ownership of their work while delivering innovative software solutions.We’re seeking a developer with strong skills in the .NET Framework, C#, Entity Framework, and SQL—someone ready to apply their expertise across all stages of software development in a collaborative, high-ownership environment.Key Responsibilities:<ul><li>Full Stack Development: Design, build, maintain, and enhance applications using the .NET Framework, C#, Entity Framework, and SQL.</li><li>Multi-functional Collaboration: Contribute across multiple areas, including front-end, back-end, database architecture, testing, and deployments.</li><li>Ownership of Projects: Manage development tasks from conception to delivery, with the freedom to make impactful decisions on software architecture and design.</li><li>Problem Solving: Tackle technical challenges and propose solutions; proactively identify opportunities for process and system improvements.</li><li>Cross-Team Communication: Work closely with stakeholders—including product managers, designers, and business leaders—to ensure solutions meet business needs and user expectations.</li><li>Performance Optimization: Ensure applications are scalable, maintainable, and deliver optimal performance to meet business objectives.</li><li>Documentation and Training: Document processes and solutions and provide guidance and training to team members as needed.</li></ul>What Makes This Role Unique?<ul><li>Small Team Dynamics: You’ll have the chance to shape key aspects of our applications and systems—no getting lost in a giant enterprise where your work blends into the background.</li><li>Broad Role: Wear many hats and dive into different aspects of development while enhancing your technical and leadership skills.</li><li>High Ownership: Take full responsibility for the applications you work on and enjoy direct visibility into how they impact the overall business.</li><li>Collaborative Environment: Work closely with passionate teammates who value your ideas and contributions.</li></ul>
2026-03-05T00:00:00Z

.NET Developer

Lombard, IL
remote
Temporary
60 - 65 USD / Hourly
We are looking for a skilled .NET Developer to join our team on a contract basis in Lombard, Illinois. In this role, you will leverage your expertise in VB.NET and SharePoint to design, develop, and support both web-based and Windows applications powered by Microsoft SQL Server databases. This position is ideal for someone who thrives in a dynamic environment and is ready to make an immediate impact. Responsibilities: • Develop and maintain web applications and Windows-based solutions using VB.NET and the .NET Framework. • Create, maintain, and support applications hosted on SharePoint, ensuring seamless functionality. • Write and optimize SQL queries to support database-driven applications. • Collaborate with cross-functional teams to design and implement software solutions that meet business needs. • Troubleshoot and resolve issues in existing applications to ensure their reliability and performance. • Consume and create web services using technologies such as WCF and REST. • Conduct regular maintenance and updates for backend SharePoint environments. • Implement enhancements and features to improve user experience and application performance. • Utilize C# as needed to support development tasks. • Ensure code quality and adhere to best practices throughout the development lifecycle.
2026-03-04T00:00:00Z

Sr Analyst

Aurora, IL
onsite
Contract / Temporary to Hire
55.4135 - 64.163 USD / Hourly
We are looking for an experienced Sr Analyst to join our team in Aurora, Illinois, on a Contract to permanent employment basis. In this role, you will act as a vital link between technology, operations, and strategic business initiatives within the manufacturing industry. You will be instrumental in enhancing analytics, improving workflows, and driving impactful decision-making processes. Responsibilities: • Serve as the primary business owner for telephony and quality assurance systems, ensuring seamless integration across platforms. • Develop and maintain performance dashboards, reporting tools, and analytics to provide actionable insights. • Analyze and interpret data to uncover trends, identify gaps, and recommend solutions for operational improvements. • Strengthen the integration between telephony systems and Salesforce Service Cloud, enhancing communication workflows. • Collaborate with IT teams, vendors, and business leaders to align technology solutions with organizational goals. • Translate business requirements into technical specifications and oversee testing, validation, and deployment processes. • Lead efforts to identify and resolve system issues, workflow inefficiencies, and data inconsistencies. • Design and implement process improvements enabled by system functionalities. • Maintain forecasting and workforce planning models to optimize resource allocation across channels. • Support change management initiatives, including documentation, training, and stakeholder communication.
2026-02-25T00:00:00Z

PHP Developer

Lombard, IL
remote
Temporary
43.5385 - 50.413 USD / Hourly
We are looking for a skilled PHP Developer to join our team on a contract basis. This role involves maintaining and enhancing legacy applications while utilizing your expertise in PHP, jQuery, and MySQL. You will play a key role in modernizing outdated systems and ensuring optimal performance in a Linux-based environment. Responsibilities:• Maintain and update legacy PHP applications to ensure functionality and performance.• Utilize PHP 7.4.33, jQuery, and MySQL to troubleshoot and enhance applications.• Analyze outdated libraries and recommend effective upgrade paths.• Debug applications locally by downloading and running code to identify issues.• Migrate applications between servers while ensuring minimal downtime.• Work within Linux-based server environments to optimize system operations.• Collaborate on applications hosted in WordPress environments.• Provide clear technical recommendations and solutions to improve system efficiency.• Communicate findings and next steps effectively with stakeholders.
2026-03-03T00:00:00Z