Senior Backend Developer jobs in Vernon Hills, IL

Remote

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Today

Job Title: Senior Java Backend Developer Location: Remote Candidate must be from LATAM Job Overview: We are looking for an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications and distributed systems. The ideal candidate will have strong hands-on experience with Java, Spring Boot, REST APIs, microservices, SQL/NoSQL databases, messaging systems, AWS, Docker, and Kubernetes, along with a solid understanding of data structures,

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Third Party

Senior Lead Software Engineer, Back End

Chicago, Illinois

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Today

Senior Lead Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging technologies. As a Capital

Full-time

USD 209,000.00 - 238,500.00 per year

Senior Backend Software Developer

Remote or Maumee, Ohio

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Today

Job Summary: The Senior Back-End Software Developer will be responsible for designing and developing scalable, secure, and high-performance back-end web-based applications and services, including maintenance, testing, and debugging. In addition to development, this individual will collaborate with a team of developers and occasionally assist junior developers in all facets of software development. Job Goals: Contribute to all stages of the software development lifecycle, from feasibility, soluti

Full-time

Compensation information provided in the description

Back-end developer, Java

Remote

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10d ago

Senior Back-End Developer (Cloud & IoT) We're looking to connect with experienced Back-End Engineers who enjoy building the cloud platforms behind connected IoT products, smart devices, and real-time video applications. We're looking for engineers with experience in: -Java backend development -AWS cloud services & scalable distributed systems -RESTful APIs powering mobile applications and connected devices -Kubernetes, DynamoDB & Git -Secure, high-performance cloud services -Automated testing an

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Contract

$80

Senior Backend Software Developer

Remote

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Today

ABOUT SLATE At Slate, we're building safe, reliable vehicles that people can afford, personalize and love-and doing it here in the USA as part of our commitment to reindustrialization. The spirit of DIY and customization runs throughout every element of a Slate, because people should have control over how their trucks look, feel, and represent them. WHO WE ARE LOOKING FOR Slate is looking for a Senior Backend Software Developer to help make our software development in the electric vehicle spa

Full-time

USD 135,000.00 - 190,000.00 per year

Senior Backend Java Engineer

Hybrid in Chicago, Illinois

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Today

Date Posted: 09/10/2026 Hiring Organization: Rose International Position Number: 507254 Industry: Manufacturing Job Title: Senior Backend Java Engineer Job Location: Chicago, IL, USA, 60604 Work Model: Hybrid Work Model Details: 3 times a week is mandatory Shift: 7:00 a.m. to 4:30 p.m Employment Type: Temporary FT/PT: Full-Time Estimated Duration (In months): 13 Min Hourly Rate($): 70.00 Max Hourly Rate($): 75.00 Must Have Skills/Attributes: ADO, AWS, IAM, Java, Jenkins, NoSQL Experien

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Full-time

USD 70.00 per hour

IT Software Engineer 4 Senior Backend Java Engineer AWS

Hybrid in Chicago, Illinois

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Today

Role:IT Software Engineer 4 Senior Backend Java Engineer AWS Location: Chicago, IL or Peoria, IL. Work Arrangement: Hybrid(2 days onsite per week) Lets create our future together at The AES Group! About The AES Group The AES Group is a premier technology and engineering consulting company that has been bringing businesses and talent together for over 20 years to deliver innovative solutions that have the greatest positive impact on society. AES has helped over 40 business enterprises,

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Third Party, Contract

Depends on Experience

Backend Developer Level III

Remote or Dallas, Texas

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Today

Role Overview We are seeking a Lead Backend Engineer to design, build, and scale large-scale distributed systems supporting enterprise fulfillment platforms. This is a highly hands-on engineering role focused on Node.js, TypeScript, Azure, microservices, and distributed systems. The ideal candidate will have recent production experience building and operating resilient cloud-native backend systems and be comfortable with scalability, reliability, messaging, observability, failure handling, and

Full-time

USD 55.00 - 60.00 per hour

Senior Backend Engineer // Fully Remote // TypeScript Node.JS

Remote

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Today

A fast-growing B2B infrastructure platform is expanding its engineering team and looking for a Senior Backend Engineer to join one of its most critical and high-velocity teams. This is a full-time, 100% remote opportunity built around a TypeScript, Node.js, and Nest.js stack, with microservice architecture at the core. The platform powers real-time services for a rapidly growing merchant base and operates at meaningful scale. EST hours are required. This team owns more services than any other i

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Full-time

$170000 - $200000

Sr. Software Engineer II, Backend (Rust)

Remote or Chicago, Illinois

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Today

Disclaimer: Please be advised that the most accurate and up-to-date information about our open roles-including job descriptions, compensation, and benefits-can only be guaranteed on our official job board. For the latest listings and details, please visit: ;br> JOIN US ON OUR MISSION TO BECOME THE #1 RETAIL TRADING PLATFORM IN THE WORLD Welcome to the dynamic world of NinjaTrader! As an industry-leading trading platform and futures broker, we're empowering traders to take control of their finan

Full-time

USD 140,000.00 - 190,000.00 per year

Senior Backend Engineer

Remote

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Today

Highlights: Location: Remote (CET hours preferred) Language: Russian-speaking team About Fundraise Up We're Fundraise Up - a global fundraising platform built to make donating to nonprofits fast, seamless, and accessible to all. Every month, our technology powers tens of millions of dollars in donations across the globe. We focus on innovation that directly impacts results: faster load times, higher conversion rates, global payment support, and accessibility-first design. Our platform is tru

Full-time

Senior Backend Engineer

Remote

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Today

Who we're looking for As a Senior Backend Engineer, you'll be joining an impactful team of highly skilled engineers who are building the core platform features and services to fuel our rapidly growing company! As a team, we are always working to continuously improve both our product and our craft. The Backend team will focus on developing world-class services and integrations, all the while ensuring to keep our apps secure, high-performing, and most importantly scalable (we're growing!). We're l

Full-time

USD 170,000.00 - 195,000.00 per year

Lead Backend Developer / Remote EST/CST No PST or MST

Remote

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23d ago

We are seeking aLead Backend Engineerto help design, build, and scale the large-scale distributed systems supporting enterprise fulfillment platforms. This is a highly hands-on engineering role for an experienced backend developer who enjoys solving complex distributed-systems problems, building resilient cloud-native applications, and taking ownership of systems operating at enterprise scale. This is aNode.js-first environment. Candidates must have substantial, recent, production-level experien

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Full-time, Third Party

60 - 65

Senior Backend Engineer - Node.js/TypeScript, Distributed Systems

Remote

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21d ago

Title: Backend Developer Level 3 Alternate Title: Senior Backend Engineer - Node.js/TypeScript, Distributed Systems Job Duration: 12 Month(s) Job Category: Development Mode: Remote Job Description: We're looking for a Senior Backend Engineer to help build and scale the largescale distributed systems behind our fulfillment platforms. This is a hands-on engineering role for someone who enjoys complex distributed systems problems, designs resilient cloud-native services, and can operate with a high

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Contract, Third Party

Depends on Experience

Sr/Staff Software Engineer, Backend | Web Products

Remote

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Today

Machinify is a leading healthcare intelligence company with expertise across the payment continuum, delivering unmatched value, transparency, and efficiency to health plan clients across the country. Deployed by over 85 health plans, including many of the top 20, and representing more than 270 million lives, Machinify brings together a fully configurable and content-rich, AI-powered platform along with best-in-class expertise. We're constantly reimagining what's possible in our industry, creatin

Full-time

USD 200,000.00 - 250,000.00 per year

Senior Lead Software Engineer, Backend

Remote

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Today

At DraftKings, AI is becoming an integral part of both our present and future, powering how work gets done today, guiding smarter decisions, and sparking bold ideas. It's transforming how we enhance customer experiences, streamline operations, and unlock new possibilities. Our teams are energized by innovation and readily embrace emerging technology. We're not waiting for the future to arrive. We're shaping it, one bold step at a time. To those who see AI as a driver of progress, come build the

Full-time

USD 160,700.00 per year

Senior Backend Engineer

Remote or Norwalk, Connecticut

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Today

RESPONSIBILITIES: Kforce has a client in Norwalk, CT that is seeking a Senior Backend Engineer who will work across engineering, product, analytics, and operations to architect durable serverless systems, develop clean and reliable Python services, and power mission-critical workflows such as claims processing, eligibility ingestion, episode creation, provider search, and care coordination. What You'll Do: * Design and build large-scale, resilient serverless systems using AWS Lambda, API Gatewa

Full-time

$150,000 - $190,000 annually

*Senior Full Stack Engineer (Backend focused - Nodejs, Javascript, AWS exp.) - W2 role

Remote

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10d ago

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details Posit

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Contract, Third Party

Depends on Experience

Senior Backend Engineer, Experimentation

Remote

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Today

About the Job: LaunchDarkly is seeking a Senior Backend Engineer to join our Experimentation team. The Experimentation team is building one of the company's most strategic product areas: a platform that helps leading engineering organizations move beyond intuition and make product decisions with real statistical confidence. Sitting at the intersection of large-scale systems, data science, and user experience, the team is creating a best-in-class experimentation product that lets customers set

Full-time

USD 191,800.00 - 263,670.00 per year

Senior Software Engineer, Backend

Remote

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Today

Join the Tilt team At Tilt, we see a side of people that traditional lenders miss. Our mobile-first products and machine learning-powered credit models look beyond credit scores, using over 250 real-time financial signals to recognize real potential. With millions of customers worldwide, we're not just changing how people access financial products - we're creating a new credit system that backs the working, whatever they're working toward. The Opportunity: Senior Software Engineer, Backend We'

Full-time

USD 170,850.00 - 201,000.00 per year

Senior Backend Developer jobs in Vernon Hills, IL, USA