backend software developer Jobs in chicago, il

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Senior Software Engineer, Frontend - Developer Experience

Coinbase

Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the

Software Engineer, Frontend - Developer Experience

Coinbase

Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the

Python Backend Developers with Testing exp - Remote

FlairTech Solutions

Remote

Contract

Role: Backend Developers with testing experience Location: Remote - Python -SQL -Development background -API's - Google Cloud Platform -work with the deployment process - Jenkins, Git. -They test in Jupiter but this role is mostly backend and API related.

Principal Cybersecurity Engineer

NuLeap

Remote or US

Third Party

Job Summary (List Format): - Lead the design and implementation of secure, scalable, and high-performance cloud-based systems. - Architect and develop backend systems using Rust (Tokio, Actix, Axum, Rocket) and Scala (Akka, ZIO, Cats, Play). - Ensure secure execution environments utilizing WebAssembly (WASM). - Employ extensive AWS services (Lambda, ECS, S3, API Gateway, CloudFront, DynamoDB, GuardDuty, WAF, Security Hub, KMS) for cloud infrastructure and security. - Implement and enforce AP

Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

Remote

Contract, Third Party

Position Senior React Developer (10+ Years Experience)Location RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly skilled Senior React Developer with over 10 years of experience in frontend development. The ideal candidate will have deep expertise in JavaScript, React.js, TypeScript, and modern UI/UX principles. You ll be responsible for leading frontend architecture, mentoring developers, collaborating with cross-functional teams, and delivering high-performance, scal

Node Backend Developer

Tekfortune Inc.

Remote

Contract

Role: Full Stack Developer (React) Remote 6 months + extensions Profile - Looking for more Back END focused. Backend could be up to 100%. If they know React that is a nice to have. Node.JS Typescript Express React - Nice to have. AWS. Ruby on Rails or TDD - Nice to have. ORM - Nice to have.

Senior Python Developer / AWS / Fully-remote

Motion Recruitment Partners, LLC

Remote or Los Angeles, California, USA

Full-time

Job Description This is a fully remote, long-term contract opportunity with a major global enterprise operating in the entertainment and media space. The company is known for its innovative tech stack, strong developer culture, and commitment to employee well-being. They're currently seeking a Senior Python Backend Engineer to join their high-impact platform team working on scalable backend systems, APIs, and serverless cloud infrastructure. This is a rare opportunity to work behind-the-scenes

Senior Python Developer / Remote / Cloud & Microservices

Motion Recruitment Partners, LLC

Remote or San Francisco, California, USA

Full-time

Job Description Join a globally recognized leader in the entertainment and media industry for a fully remote, long-term contract role focused on impactful backend development. Known for its cutting-edge technology, strong developer-first culture, and commitment to work-life balance, this company is looking to bring on a Senior Python Backend Engineer to join its high-impact platform team. You'll be contributing to the architecture and development of highly scalable backend systems, APIs, and s

Technical Lead (ETL / Backend)

Cyma Systems Inc

Remote

Third Party, Contract

Technical Lead (ETL / Backend) Remote Primary Responsibilities: Design and oversee the architecture of the ETL pipeline and data integration.Ensure alignment with enterprise data standards and security policies.Review and approve technical designs and data mappings.Lead technical troubleshooting and provide guidance for complex development issues.Coordinate with DevOps for deployment and version control.Collaboration with Vendor: Provide initial technical onboarding and documentation to vendo

Principal Platform Engineer, Materia AI

Thomson Reuters U.S. Inc.

Remote or Eagan, Minnesota, USA

Full-time

Principal Platform Engineer, Materia AI Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Principal Platform Engineer, you will lead the design, development, and evolution of our next-generation cloud-native platforms. You will drive technical strategy, foster engineering excellence,

Lead Software Engineer (Java, AWS, GoLang)

Capital One

Chicago, Illinois, USA

Full-time

Lead Software Engineer (Java, AWS, GoLang) 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 C

Software Engineering Technical Lead

Samsung Electronics America

Remote or Los Angeles, California, USA

Full-time

Position Summary Samsung Electronics America's North American Service Business is tasked with building consumer services at a global scale. Driving growth in ad based services, and streaming compelling media to all Samsung screens ( TVs, phones, tablets, web, etc. ). This backend engineer will be architecting, coding, and deploying modules to our existing AWS backend for TV Plus. This individual will also provide technical mentorship and leadership to a backend team and help architect solutions

UI Developer

BOTG LLC

Chicago, Illinois, USA

Contract

Job Title: UI Developer Job Location: Chicago, IL, USA, 60604 Duration: 10-12 months Client: Direct Client Shift: 8am - 5pm Skills/Attributes: CSS, Front End, HTML, JavaScript, React Position Description: Required Education: Bachelor s degree in Information Technology, Computer Science, or a related field Required Skills: Expert in React.js (state management with Redux/Zustand, hooks, performance optimization) Proficient in HTML5, CSS3, JavaScript (ES6+) Experience with Webpack, Module Federatio

QA Automation - API & Kafka Automation Engineer (Python Backend) W2 Contract

CogniSoft Technologies

Remote

Contract

Job Title: QA Automation - API & Kafka Automation Engineer (Python Backend)Locations: REMOTE (NYC Candidate should follow EST Time) Job Description:We are seeking an Automation Engineer with expertise in API testing, Kafka, and Python backend development. The role involves building automated test frameworks, validating Kafka data streams, and ensuring the performance and reliability of APIs and backend systems. Key Skills:Strong experience in API automation and Kafka (producers/consumers).Profic

AI Engineer - Senior Consultant II

Allstate Insurance Company

Texas, USA

Full-time

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description We are seeking a passionate and skilled Backend Developer

AI Engineer Lead Consultant

Allstate Insurance Company

Illinois, USA

Full-time

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description We are seeking a passionate and skilled Lead Backend Devel

Senior JavaScript Developer

Randstad - Torc

Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. ResponsibilitiesDesign, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,

Staff Full Stack Engineer

Grainger

Chicago, Illinois, USA

Full-time

Work Location Type: Hybrid About Grainger: W.W. Grainger, Inc., is a leading broad line distributor with operations primarily in North America, Japan and the United Kingdom. At Grainger, We Keep the World Working by serving more than 4.5 million customers worldwide with products and solutions delivered through innovative technology and deep customer relationships. Known for its commitment to service and award-winning culture, the Company had 2024 revenue of $17.2 billion across its two busines

UI Angular Developer (AVP) - Hybrid

Citi

Remote or Tampa, Florida, USA

Full-time

The Institutional Data Platform team is responsible for the Olympus platform to streamline data sources across Service, Markets, Banking and Client enabling industry leading analytics, client, regulatory, surveillance supervisory risk and finance reporting and data science solutions along with genesis platform. The UI Angular Developer (Applications Development Senior Programmer Analyst - C12) is an intermediate level position responsible for participation in the establishment and implementatio

Senior Front-end Developer (Information Security)

Walgreens

Deerfield, Illinois, USA

Full-time

Job Description Job Summary: Walgreens is seeking a highly skilled Senior Front-end Developer to join our Security team in Deerfield, IL. In this role, you will lead the development of engaging, scalable, and secure front-end web applications for one of the nation's largest pharmacy and retail companies. You'll work closely with cross-functional teams to deliver seamless digital experiences across web platforms, while applying modern web development practices and ensuring compliance with the la