OOP jobs in Illinois

Junior Wireless DSP/PHY Algorithm Engineer

Hybrid in Schaumburg, Illinois

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Today

Position Description ISCO is seeking a Junior Wireless DSP / PHY Algorithm Engineer to support the modeling and evaluation of signal processing algorithms for wireless communication systems. In this role, you will build and adapt MATLAB-based models of DSP and PHY algorithms, following guidance from senior engineers. Your work will include simulating algorithms in a system-level framework, analyzing time-domain IQ signals, and helping validate algorithm performance under realistic conditions.

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Full-time

depends on experience

REMOTE Sr. Software Engineer

Remote

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Today

A growing company with great benefits in a start-up environment. This Jobot Job is hosted by: Kirk Morgan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $130,000 - $160,000 per year A bit about us: A growing company with great benefits in a start-up environment. Why join us? A growing company with great benefits in a start-up environment. Job Details Job Details: We are seeking an experienced and passionate Sr. Software Engineer to jo

Full-time

USD 130,000.00 - 160,000.00 per year

REMOTE Staff Software Engineer

Remote

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Today

A growing company with great benefits in a start-up environment. This Jobot Job is hosted by: Kirk Morgan Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $170,000 - $205,000 per year A bit about us: A growing company with great benefits in a start-up environment. Why join us? A growing company with great benefits in a start-up environment. Job Details Job Details: We are seeking an experienced and passionate Sr. Software Engineer to jo

Full-time

USD 170,000.00 - 205,000.00 per year

TAK Developer

Remote

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Today

Job Number: R0243395 TAK Developer The Opportunity: As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast and agile environment. If you're looking for the chance to not just develop sof t war e, but to create a system that will make a difference, we need you on our team. We're looking for an experience d developer like you with the skills needed to develop sof t war e and systems from vision to production ready. This role is more than just coding. As

Full-time

USD 86,800.00 - 198,000.00 per year

Senior Software Engineer / .NET / Hybrid in Chicagoland

Bolingbrook, Illinois

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Today

Software company looking to bring on a Senior Software Engineer. You'll be key to driving modernization and growth by developing technical solutions that enhance business operations. You will play an impactful part in modernizing legacy systems, transitioning from VB.NET to C#, and evolving web platforms from ASP.NET to Blazor. You'll also contribute to the ongoing development and improvement of the company's ERP system. This is a full-time position. They are located in the southwest suburbs of

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Full-time

$120000 - $137000

SAP ABAP Developer

Remote

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4d ago

SAP ABAP Developer - Direct-Hire/FTE - Remote (US) We are looking for an experienced SAP ABAP Developer to design, develop, and maintain custom solutions within our SAP environment. You will work closely with functional teams to translate business requirements into technical solutions and support ongoing system enhancements. Responsibilities Develop and maintain custom ABAP programs, reports, interfaces, enhancements, and forms (RICEF) Perform debugging, performance tuning, and code optimizatio

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Full-time

$130000 - $140000

Java Architect

Remote

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9d ago

Job Title: Java Architect Location: Greenbelt, Maryland Type: Contract-to-Hire Compensation: 180-190K Work Model: Remote Security Clearance: Must have an active IRS MBI Clearance and current GFE Responsibilities Identify performance improvement opportunities within the Java code base, prototype alternatives, and assist in implementing proven solutions. Create design documents for Java code that is currently written in IBM Assembler. Review code for thread safety, code quality, and security viol

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Contract

$190000

Python Developer with Google Cloud Platform Cloud Exp. (only w2 contract)

Remote or Georgia

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Today

Stellar Consulting Solutions is a boutique business & technology consulting company headquartered in Atlanta, GA. We deliver high quality, agile, and experienced workforce for niche technology projects of any scale. We help forward thinking clients to solve specific problems by understanding their needs and align talent that can move fluidly to match skill supply and demand on a real-time basis. Stellar Consulting has a unique combination of technical and digital skills to recruit, engage, and

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Contract

$42 to 46/hr on w2

Full-Stack .NET Developer

Hybrid in Chicago, Illinois

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Yesterday

Resource 1 is seeking a Full Stack .NET Developer to join our client''s software engineering team responsible for developing, enhancing, and modernizing enterprise applications within the financial services, compliance, and risk management space. This position is approximately 70% backend development and 30% frontend development, with a primary focus on building business logic, APIs, and database-driven applications using Microsoft''s technology stack. The ideal candidate will possess strong C#/

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Full-time

85000 - 115000

Dotnet Developer - (Remote)- Only on W2 / 1099

Remote

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Yesterday

Hello, My name is Pavan and I am a Talent Acquisition Specialist at Park Computer Systems, Inc., a Technology Consulting and Staffing company. After reviewing your resume, I believe that you may be a good fit for a job opening with one of our clients. The highlights of the position are: Job Title: Dotnet Developer (Remote) Location: 100% Remote within the US Duration: Long Term Contract Tax Terms: Only on W2/1099 Job Description: Key Responsibilities (8 points): Develop and maintain applications

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Contract

$40 - $50

Java with IES

Remote

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2d ago

Job Title: Java IES Location: Mechanicsburg ,PA(Onsite) Sr Java Developer with IES experience These individuals will be performing java coding/development for web applications, writing complex SQLs and root cause research & analysis. REQUIRED SKILLS: Hands ondevelopment experience in Java 6.0 and J2EE application components including JSP, Custom Tag libraries, JavaScript, Session EJBs, JDBC, etc. Skills using a Java Integrated Development Environment (IDE) such as RAD 7.5 or above Object Ori

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Full-time, Third Party

Depends on Experience

Senior Backend .NET Engineer

Remote or Lakeland, Florida

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Backend .NET Engineer in Lakeland, FL. General Overview: We are seeking an experienced Senior Backend .NET Engineer to design, develop, and maintain robust, scalable backend systems that power our enterprise applications. This role focuses on server-side development using modern .NET technologies, ensuring high performance, security, and seamless integration with front-end components and third-party services. Key Responsibilities:

Contract

$62.50 - $70.00 hourly

AWS Java Developer (API)

Remote

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2d ago

Proficient in object-oriented programming language - Java Must have skill set : a. REST Webservices development on Java b. REST Webservices (Hosting, consuming and security) c. Webservices security (JWT, SSL / TLS, OAuth2.0 or OIDC). Must have experience in this domain(security). d. Kubernetes e. Golang/Java - recent f. Kafka

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Contract, Third Party

Depends on Experience

Senior .NET Developer

Remote

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2d ago

Role Summary This software development role involves designing, developing, testing, deploying, and maintaining custom applications within a collaborative team environment. The position requires a strong understanding of software development principles, including object-oriented design and multi-tier architecture, to deliver scalable, reliable, and maintainable solutions that meet business needs. Responsibilities Develop REST APIs using C# .NET 8 or later, adhering to best practices and coding

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Contract, Third Party

Depends on Experience

Senior Software Engineer

Remote

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Today

Title: Senior Software Engineer, Consumer Location: Remote, USA #remoteLI Who We Are Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love. Are you bready* for a change? (Team Info) Toast Tables is a fast-growing, fully integrated waitlist and reservations platform that allows restaurants to generate and manage demand. It ties in with many of Toast's other systems so that restaurant

Full-time

USD 159,000.00 - 254,000.00 per year

Sr. Platform Engineer

Remote

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Today

We are seeking a Senior Platform Engineer to join our Core Platform team. In this role, you will own and evolve the end-to-end architecture of the Core Platform, including backend services, SDKs, AI-enabled capabilities, and supporting infrastructure. You will design and operate scalable APIs, event-driven systems, distributed services, and AI-integrated workflows, ensuring high standards for reliability, performance, observability, and security. This role requires strong architectural judgment

Full-time

USD 145,000.00 - 190,000.00 per year

Fuel Performance Engineer

Remote or Santa Clara, California

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Today

Thanks for your interest in Oklo! We are searching for a Fuel Performance Engineer to join our team. Position Description Fuel Performance Engineers at Oklo are responsible for the fuel performance analyses and verification of current and future fuel design for Oklo's Aurora powerhouses. This includes engineering analyses, modeling and simulation, clear and thorough documentation of the analyses, as well as interfacing with our reactor design, fuel fabrication, and licensing teams. Specific re

Full-time

USD 120,000.00 - 165,000.00 per year

Staff Backend Engineer - Submission Processing

Remote

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Today

About Kalepa: Insurance is a $7T global industry built on professional labor: underwriting, claims, pricing, operations, and distribution. Kalepa is building AI that can perform that work. We create professional-grade AI systems for insurers: software that can read, reason, decide, and act inside real workflows and operate over long-time horizons. Kalepa begins by augmenting professionals with the tools to succeed at their jobs. That earns us the right to learn from real decisions, capture dec

Full-time

USD 210,000.00 - 290,000.00 per year

Senior Distributed Systems Engineer

Remote

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Today

Company Background Censys' mission is to be the one place to understand everything on the internet. Frustrated by the lack of trustworthy Internet intelligence, we set out to create the industry's most comprehensive, accurate, and up-to-date map of the Internet. Today, Censys delivers real-time Internet intelligence and actionable threat insights to global governments, over 50% of the Fortune 500, and leading threat intelligence providers worldwide. Location: This position is remote within the

Full-time

USD 174,000.00 per year

Neutronics Analysis Engineer

Remote or Santa Clara, California

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Today

Thanks for your interest in Oklo! We are searching for a Neutronics Analysis Engineer to work with our engineering team and help us wrangle the neutrons. Position Description The Neutronics Analysis Engineer is responsible for defining, developing, and executing in-core and ex-core neutronics analyses to support reactor design, performance evaluation, and safety assurance. This role involves working closely with the broader design team to solicit and capture requirements, establish the scope of

Full-time

USD 102,000.00 - 225,000.00 per year

OOP jobs in Illinois, USA