senior software engineer Jobs in illinois

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AI Developer Python | LLM | GenAI | RAG Expert (Remote, )

NextGen IT Services

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Remote

Contract

We are hiring a Senior AI Developer to work on a high-impact Artificial Intelligence and Emerging Technology initiative. This is a hands-on engineering role, focused 80% on Python development, and 100% on LLM + RAG-based solution delivery. You ll work in a highly technical, collaborative team that builds production-ready full-stack applications infused with AI. Key ResponsibilitiesDesign and develop full-stack apps with GenAI + LLM integration Build APIs and RAG pipelines using Python, LangChain
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Posted 5 days ago | Updated 4 days ago

Senior AI Developer Python | LLM | RAG (Remote U.S. Only)

NextGen IT Services

•

Remote

Contract

We are hiring a Senior AI Developer to work on a high-impact Artificial Intelligence and Emerging Technology initiative. This is a hands-on engineering role, focused 80% on Python development, and 100% on LLM + RAG-based solution delivery. You ll work in a highly technical, collaborative team that builds production-ready full-stack applications infused with AI. Key ResponsibilitiesDesign and develop full-stack apps with GenAI + LLM integration Build APIs and RAG pipelines using Python, LangChain
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Posted 5 days ago | Updated 4 days ago

Lead React Developer

Primetime Technologies Inc

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Remote

Contract

REQUIRED 7+ years previous experience working as a React.js developer. 7+ years experience in React.js, HTML, CSS3. Vast experience in JavaScript and React concepts, advanced front-end coding skills, and an expert level understanding of progressive web applications. Extensive experience on front-end development and demonstrated ability to work in a fast-paced environment. Passion for supporting, collaborating, and coaching engineering teams. Comfortable driving code reviews and operating as anoi
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Posted 24 days ago | Updated 6 days ago

Engineer, Mechanical

Constellation Energy

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Warrenville, Illinois, USA

Full-time

PRIMARY PURPOSE OF POSITION Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations. PRIMARY DUTIES AND ACCOUNTABILITIES Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs.Provide technical expertise
Posted 60+ days ago | Updated 9 hours ago

Business Intelligence Engineer V

Intelliswift Software Inc

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Remote

Contract

Job Title: Business Intelligence Engineer V Duration: 9 Months Location: Remote Pay Range: $105 - $109 per hour Intelliswift Software Inc. conceptualizes, builds, and supports the world's most amazing technology products and solutions. Our team of rich experts from diverse backgrounds contributes to making Intelliswift one of the most reliable partners in IT and Talent solutions. We specialize in delivering world-class Digital Product Engineering, Data Management and Analytics, and Staffing Solu
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Posted 7 days ago | Updated 6 days ago

StarLIMS Developer

VRTek Consulting

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Remote

Contract

MUST have very good communication We are seeking a highly skilled Senior StarLIMS Developer. The successful candidate will play a pivotal role in the design, development, customization, and maintenance of StarLIMS. This role requires strong technical expertise, problem-solving skills, and a collaborative mindset to work effectively within cross-functional teams and contribute to the success of StarLIMS system. Key Responsibilities: Development and Configuration: Design, develop, and configure St
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Posted 6 hours ago

IOS Developer

Laiba Technologies LLC

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Bolingbrook, Illinois, USA

Contract

Role: Lead IOS DeveloperLocation: Bolingbrook, IL (Onsite) Looking for E-Commerce Domain candidates only. Job Description: We are looking for a skilled and experienced Lead iOS Developer to join our team for a strategic retail customer, Key Responsibilities: Lead the design, architecture, and development of complex iOS applications for retail customers.Collaborate with cross-functional teams including business analysts, designers, and backend developers.Work directly with the customer to gather
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Posted 1 day ago | Updated 20 hours ago

IOS Developer

Tekfortune Inc.

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Bolingbrook, Illinois, USA

Contract

Title: IOS Developer Location: Bolingbrook, Illinois [ONSITE] Job Description: We are looking for a skilled and experienced Lead iOS Developer to join our team for a strategic retail customer, Ulta Beauty Key Responsibilities: Lead the design, architecture, and development of complex iOS applications for retail customers.Collaborate with cross-functional teams including business analysts, designers, and backend developers.Work directly with the customer (Ulta Beauty) to gather requirements, pres
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Posted 1 day ago

iOS Developer

Vankay Systems

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Bolingbrook, Illinois, USA

Contract

Job Title: iOS Developer Hiring Mode: Contract Long Term Location: Bolingbrook, Illinois - OnsiteJob Description:We are looking for a skilled and experienced Lead iOS Developer to join our team for a strategic retail customer, Ulta BeautyKey Responsibilities:Lead the design, architecture, and development of complex iOS applications for retail customers.Collaborate with cross-functional teams including business analysts, designers, and backend developers.Work directly with the customer (Ulta Beau
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Posted 1 day ago

Need Ruby on Rails - Remote

Radiantze

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Remote

Third Party, Contract

Job Title: Ruby on Rails DeveloperLocation: RemoteAbout the Role:We are seeking a skilled and experienced Ruby on Rails Developer to join our engineering team. The ideal candidate will have strong experience in building scalable web applications using Ruby on Rails and a good understanding of C#, Kafka, and NoSQL technologies. You will contribute to the design and development of back-end systems that power critical business workflows.Key Responsibilities:Design, develop, and maintain scalable we
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Posted 1 day ago

Lead Systems Requirement Engineer

GE Vernova

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Oakbrook Terrace, Illinois, USA

Full-time

Job Description Summary Systems engineering is a cross-functional engineering discipline centered on an approach, mindset, and process. All activities that consider both the business and the technical needs of the customers with the goal of providing a quality product that meets the users needs. The discipline that executes a robust process of design, creation, and optimization of systems, consisting of identification and quantification of system requirements, creation of alternate system design
Posted 25 days ago | Updated 10 hours ago

Golang Developer(Kubernetes & Azure) - Remote

Mokshaa LLC

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Remote or Seattle, Washington, USA

Full-time, Part-time, Contract, Third Party

Job Title: Golang Developer (Kubernetes & Azure) - Remote Engagement type : W2/1099/ C2C Client Domain: Aviation Domain Pay Range: $60/hr onwards - negotiable depending on experience & engagement type Golang Engineer/Developer (mandatory) with Kubernetes and Azure Expertise(good to have). Job Summary: We are seeking an experienced Golang Developer to join our team, specializing in building scalable and efficient software solutions using Golang, Kubernetes, and Azure. The ideal candidate will
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Posted 15 days ago | Updated 4 hours ago

Engineer, Electrical

Constellation Energy

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Marseilles, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 9 hours ago

Documentum Developer with Life Science Experience

Spiceorb

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Remote

Contract, Third Party

Senior Documentum developer with Life Science Experience Location:- Remote Exp: 10+ Candidate should have strong experience in LSQM (specially in upgrade projects) Notes : Must have 10 or more years of recent development or production admin/support experience with Documentum version 16 or above. JD: Role Scope / Deliverables: Must have 10 or more years of recent development / production admin/support experience with Documentum version 16 or aboveThe resources are needed to support upgrade o
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Posted 1 day ago

Cryptography Security Enginner

TEKsystems c/o Allegis Group

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Chicago, Illinois, USA

Full-time

The Senior Encryption Engineer leads first line of defense Information Security services around data protection security and related matters. They review, design and develop security operational processes, standards, and procedures utilizing current and new technologies to improve security controls and business performance. The Senior Encryption Engineer will coordinate with internal teams to implement data security solutions and improve security that is aligned with corporate business objective
Posted 7 days ago | Updated 6 hours ago

(Python Based) Lead Research Engineer

Thomson Reuters U.S. Inc.

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Remote or Eagan, Minnesota, USA

Full-time

Lead Research Engineer Do you love creating innovative solutions for customers? We are seeking a passionate Lead Research Engineer who will bring expertise in AI and ML and is interested in building data-driven capabilities that drive transformation. As a member of Thomson Reuters Labs you will have a direct impact on our company by helping to create new and innovative capabilities that will delight our customers. What does Thomson Reuters Labs do? We experiment, we build, we deliver. We suppor
Posted 60+ days ago | Updated 10 hours ago

Distribution Planning Engineer

ENTRUST Solutions Group

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Remote or Columbus, Ohio, USA

Full-time

Introduction: Are you passionate about enhancing power distribution systems and shaping the future of energy? Join our Distribution Planning team, where you'll play a pivotal role in upgrading, maintaining, and automating power distribution systems. Collaborate with diverse teams and bring your expertise to solve complex challenges in the energy sector. Responsibilities: This position offers hybrid, and in-office options depending on location. As a Distribution Planning Engineer, you'll be at
Posted 4 days ago | Updated 10 hours ago

Lead ServiceNow Developer - ITOM experience - REMOTE

Perficient

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Remote or Alpharetta, Georgia, USA

Full-time

We currently have a career opportunity for a Lead ServiceNow Developer to join in our intelligent automation team. This is a remote opportunity, must be located in the United States. Job Overview: As a Lead ServiceNow Developer you will participate in all aspects of the software development lifecycle which includes estimating, technical design, implementation, documentation, testing, deployment and support of application developed for our clients. As a member working in a team environment you
Posted 60+ days ago | Updated 22 hours ago

SharePoint Developer Journeyman - Remote

Dunhill Professional Search

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Remote

Full-time

U.S. Citizenship Required with Secret Security Clearance SharePoint Developer Journeyman is responsible for developing, coding, testing, and debugging SharePoint software and enhancements to existing SharePoint software. The SharePoint Developer is responsible for a complex development project, providing general oversight and direction to the developers on the project in a senior developer capacity. Conceives, designs, and tests logical structure to meet program requirements. Writes programs acc
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Posted 24 days ago | Updated 6 hours ago

PostgreSQL Database Engineer

People Force Consulting Inc

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Remote

Third Party, Contract

We are looking for experienced Database Engineers with strong expertise in PostgreSQL and a working knowledge of Ruby. The ideal candidates will have a proven track record in database design, optimization, and refactoring, and will be comfortable working in a collaborative, fast-paced environment. Responsibilities: - Design, refactor, and optimize PostgreSQL database schemas, tables, and complex joins.Analyze and improve query performance and indexing strategies.Collaborate with development team
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Posted 4 days ago | Updated 7 hours ago