Fullstack Developer jobs in Chicago – Browse 524 openings on RoboApply Jobs

Fullstack Developer jobs in Chicago

Open roles matching “Fullstack Developer” with location signals for Chicago. 524 active listings on RoboApply Jobs.

524 jobs found

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companyHudson River Trading (HRT) logo
Fullstack Developer

Hudson River Trading (HRT)

Full-time|On-site|Chicago, Illinois, United States; London, United Kingdom; New York, NY, United States; Seattle, Washington, United States

Wehrtyou is seeking a talented Fullstack Developer to join our innovative teams in Chicago, London, New York, or Seattle. In this role, you will contribute to either our platform team, focusing on infrastructure and tools that bolster our research and trading operations, or our acceleration team, aligning closely with specific algorithmic research and trading groups. As a Fullstack Developer, you will collaborate with internal clients to understand their needs deeply and create robust backend processes to ingest and transform vast data sets, as well as develop intuitive user interfaces for data visualization and action. This position requires a strong passion for both backend and frontend development, with a focus on delivering high-quality solutions.

Feb 9, 2026
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companyIMC Trading logo
Full-time|$125K/yr - $165K/yr|On-site|Chicago, United States

Operations Developer Join IMC Trading’s dynamic Middle Office technology team as an Operations Developer. In this pivotal role, you will design, implement, and sustain bespoke data pipelines and internal tools that enhance our reconciliation, reporting, and trade-related operations. Collaborating with analysts, finance, and trading support teams, you will thrive in a high-energy environment where reliability, automation, and operational excellence are paramount. Your Core Responsibilities: Collaborate with Mid-Office, Finance, and Trading teams daily to ensure timely data availability for reconciliation and reporting. Proactively monitor production issues and respond swiftly to minimize downtime in our operational workflows. Engage with various internal and external data providers to ensure prompt data delivery and provide feedback on data quality and formats. Participate in projects aimed at automating both new and existing operational processes. Document technical processes to enhance understanding and troubleshooting capabilities for business users. Develop and maintain front-end applications to adapt to our evolving operational landscape.

Mar 26, 2026
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companyE*Pro Technologies logo
.NET Developer

E*Pro Technologies

Full-time|On-site|Chicago

Join our dynamic team as a .NET Developer where you'll collaborate closely with clients, product owners, and team members to refine and design application features that deliver significant business value.As a key member of a self-organized agile feature team, you'll be a respected contributor in a collaborative environment.Your focus will be on automation and test-driven development, producing clean, maintainable code that can be deployed continuously.Engage in our high-performance workspace designed to enhance team interactions and foster innovation.Innovate and design improvements to our continuous delivery process with fresh, creative solutions.

May 10, 2017
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companySonsoft Inc. logo
ASP.NET Developer

Sonsoft Inc.

Full-time|On-site|Chicago

Join our dynamic team at Sonsoft Inc. as an ASP.NET Developer, where you will contribute to innovative projects that enhance our digital solutions. As a key member of our development team, you will work on designing and implementing high-quality applications, ensuring scalability and performance.

Sep 2, 2016
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companySonsoft Inc. logo
UI Developer

Sonsoft Inc.

Full-time|On-site|Chicago

Join our dynamic team at Sonsoft Inc. as a UI Developer. In this role, you will have the opportunity to design and implement user interfaces that enhance user experience while collaborating closely with our development and design teams. Your expertise will contribute significantly to creating innovative software solutions that meet our clients' needs.

May 17, 2017
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companystemxpert1 logo
Perl Developer

stemxpert1

Full-time|On-site|Chicago

Join our innovative team at stemxpert1 as a Perl Developer where your expertise in Perl programming will be utilized to build and maintain high-quality software solutions. You will work closely with cross-functional teams to deliver robust applications that meet our clients' needs.

Dec 13, 2013
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company
Full-time|On-site|Chicago, Illinois, United States

Join accentedge, LLC, a dynamic leader in web solutions, as a Lead WordPress Developer. We are seeking an exceptional individual who possesses a deep understanding of WordPress development, excelling in building complex, scalable, and high-performance websites. This role focuses on backend development, sophisticated site architecture, and optimizing database performance within the WordPress ecosystem. The successful candidate will bring extensive experience managing large-scale WordPress implementations, demonstrate a keen understanding of web performance metrics, and possess a proven history of deploying enterprise-level WordPress installations.Key Responsibilities:Site Architecture & Scalability: Design and implement robust WordPress architecture for high-traffic, data-intensive websites.Backend Optimization: Develop, optimize, and troubleshoot backend systems to ensure efficient database management and reduced server load.Advanced Customization: Create tailored functionality extending beyond standard plugins or themes, encompassing multi-site frameworks and custom post types.Database Management: Manage efficient database structures and queries, focusing on high-performance and large data sets.API Integration: Architect and oversee complex integrations with external APIs and services to bolster website capabilities.Security & Performance: Implement advanced security measures, caching strategies, and performance optimization techniques for enterprise reliability.Code Quality & Best Practices: Produce clean, well-documented, and maintainable code. Conduct code reviews to ensure adherence to development standards.Cross-functional Collaboration: Collaborate with designers, project managers, and fellow developers to ensure seamless project execution from initiation to delivery.

Feb 28, 2026
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companyeproinc logo
Full-time|On-site|Chicago

Join our dynamic team at eproinc as a SharePoint Developer. In this role, you will be instrumental in designing, developing, and maintaining SharePoint applications. You will collaborate with cross-functional teams to implement solutions that enhance productivity and streamline processes.

Apr 21, 2015
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companySonsoft Inc. logo
Full-time|On-site|Chicago

Join our dynamic team at Sonsoft Inc. as a React.js/UI Developer. In this pivotal role, you will leverage your expertise in React.js to design and implement user-friendly interfaces for our innovative applications. Collaborate with cross-functional teams to deliver high-quality software solutions that enhance user experience.

Apr 24, 2017
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company360IT Professionals logo
C++ Developer

360IT Professionals

Full-time|On-site|Chicago

Join our dynamic team at 360IT Professionals as a C++ Developer. In this role, you will be responsible for designing, developing, and maintaining high-performance applications using C++. You will collaborate with cross-functional teams to deliver innovative solutions that meet our clients' needs.The ideal candidate will have a strong understanding of C++ programming and be proficient in various development tools. If you are passionate about technology and eager to contribute to exciting projects, we want to hear from you!

Jun 22, 2017
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company360IT Professionals logo
PeopleSoft Developer

360IT Professionals

Full-time|On-site|Chicago

Join our dynamic team at 360IT Professionals as a PeopleSoft Developer. In this role, you will be responsible for designing, developing, and implementing PeopleSoft applications to meet the needs of our clients. You will work closely with project stakeholders to gather requirements and create custom solutions that enhance user experience and operational efficiency.

May 12, 2017
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companyAreté Technologies Inc. logo
.Net Developer

Areté Technologies Inc.

Full-time|On-site|Chicago

We are seeking a talented and motivated .Net Developer to join our dynamic team in Chicago. In this role, you will be responsible for designing, developing, and maintaining innovative software solutions using the .NET framework. You will work closely with cross-functional teams to deliver high-quality applications that meet our clients' needs.

Jun 23, 2017
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companyArtech Information Systems LLC logo
Application Developer

Artech Information Systems LLC

Full-time|On-site|Chicago

Join our dynamic team at Artech Information Systems LLC as an Application Developer! In this role, you will collaborate with cross-functional teams to design, develop, test, and implement innovative applications that drive business growth. With your expertise in coding and software development, you will contribute to the entire development lifecycle and ensure the delivery of high-quality software solutions.

Jun 6, 2017
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companySonsoft Inc. logo
.NET Developer

Sonsoft Inc.

Full-time|On-site|Chicago

We are seeking a talented and driven .NET Developer to join our innovative team at Sonsoft Inc. As a key member of our development team, you will play a crucial role in designing, developing, and maintaining robust applications that meet our clients’ needs. You will have the opportunity to work on exciting projects that leverage the latest technologies in a collaborative environment.

Sep 2, 2016
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companyIntegrated Resources, Inc. logo
.NET Developer

Integrated Resources, Inc.

Full-time|On-site|Chicago

Join our dynamic team at Integrated Resources, Inc. as a .NET Developer, where you will play a crucial role in designing, developing, and maintaining innovative software solutions. We are looking for a passionate individual with a strong background in .NET technologies who thrives in a collaborative environment. You'll work closely with cross-functional teams to deliver quality software that meets the needs of our clients.

Oct 12, 2015
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companyAretetechnologies Inc. logo
Java Developer

Aretetechnologies Inc.

Full-time|On-site|Chicago

Join our innovative team at Aretetechnologies Inc. as a Java Developer. In this role, you will have the opportunity to work on cutting-edge projects, collaborate with talented professionals, and contribute to the development of high-quality software solutions. If you are passionate about coding and eager to take your skills to the next level, we want to hear from you!

Jul 6, 2017
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companyStemXpert logo
Full-time|On-site|Chicago

Join StemXpert as a Java Developer and immerse yourself in an innovative environment where your coding skills will directly contribute to cutting-edge software solutions. In this dynamic role, you will work with a team of talented engineers to design, develop, and maintain high-quality applications.

May 27, 2014
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companyCareer Guidant logo
Full-time|On-site|Chicago

Join our dynamic team as an AS/400 Developer, bringing over 5 years of experience to the table. Your responsibilities will include performing thorough Impact Analysis, as well as preparing and understanding Functional Specifications. You will have the opportunity to quickly develop high-quality AS400 modules while collaborating with a multi-technology team in a global delivery model.Your technical expertise in COBOL, Synon, and RPG, along with a background in health care, will be highly valued. Familiarity with RxClaim Adjudication will also be considered a significant advantage.In this role, you will:Engage in all phases of software development, including definition, design, implementation, testing, and delivery.Analyze, design, and develop software modules tailored for specific application domains.Enhance, modify, and correct existing software modules as needed.Contribute effectively to planning and estimation activities.We are looking for someone with strong communication and analytical skills, capable of interacting seamlessly with both business and IT stakeholders.

Mar 14, 2017
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companyCGS Federal logo
Full-time|Hybrid|Chicago, IL

Join CGS Federal as a SharePoint Developer and be part of a dynamic team dedicated to providing innovative technical support for a prominent Federal agency.At CGS, we are passionate about bringing together talented and creative individuals to tackle the government’s most pressing challenges using advanced technology. We value collaboration and are looking for candidates eager to contribute to government innovation. Our supportive environment encourages professional growth through numerous learning opportunities.Key Responsibilities:- Design comprehensive systems to fulfill specified requirements.- Collaborate with Government personnel and supervisors to refine functional and design requirements, system designs, programming specifications, data validation, and conversion procedures.- Translate functional requirements into suitable systems designs for developing effective software solutions.- Conduct software testing, including the preparation and utilization of sample data.- Present findings, recommendations, and specifications in formal reports and oral presentations.- Create required systems documentation as outlined in task orders.- Consult with Government and Contractor staff to clarify task objectives, identify issues, and recommend enhancements.- Offer technical guidance and supervision to junior staff.- Design and implement SQL Server/Oracle database structures and processes.- Collaborate with fellow programmers and Database Administrators (DBAs).- Develop web applications while working closely with quality assurance teams to resolve identified issues.- Implement effective security access procedures.- Create mobile applications for Android and iOS platforms.- Migrate existing large classic ASP applications to ASP.NET technology.- Perform unit testing on each module according to established test specifications.- Update program and test case specifications for any inconsistencies.- Provide feedback on user interfaces, critical business rules, and functionalities.

Mar 6, 2026
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companySonsoft Inc. logo
Full-time|On-site|Chicago

Join Sonsoft Inc. as a Salesforce Developer, where you'll play a vital role in transforming our clients' business processes through Salesforce technologies. We are seeking a motivated individual who is passionate about leveraging Salesforce to enhance customer experiences and drive efficiency.

Jan 10, 2017

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