3 results for Sr Front End 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

Software Developer

Chicago, IL
onsite
Permanent
110000 - 130000 USD / Yearly
We are looking for an experienced Software Developer to join our team in Chicago, Illinois. This role involves designing and developing both front-end and back-end applications, ensuring optimal functionality and performance. You will collaborate closely with cross-functional teams to create scalable and user-friendly software solutions. Responsibilities: • Develop and implement responsive web interfaces using modern front-end technologies, ensuring seamless user experiences. • Build and maintain server-side applications using .NET technologies and C# programming language. • Create and optimize database designs, queries, and performance using SQL Server or other relational databases. • Design and develop RESTful APIs to facilitate communication between the front-end and back-end. • Utilize unit testing frameworks, such as NUnit or xUnit, to ensure reliable and maintainable code. • Apply debugging tools and test-driven development practices to identify and resolve software issues effectively. • Manage code collaboration and version control using Git. • Optimize application performance through caching, profiling, and database query enhancements. • Implement DevOps practices, including CI/CD pipelines, to streamline software deployment. • Deploy applications to cloud platforms like Azure or Google Cloud, ensuring scalability and reliability.
2026-03-10T00:00:00Z

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.
2026-03-12T00:00:00Z