FullStack-Senior Software Engineer Jobs in Chicago, IL

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Senior Full Stack Developer- only W2 or Full Time

E-Solutions, Inc.

California, USA

Full-time, Contract

Senior Full Stack Developer Remote- W2 role / FTE Coding test mandatory Responsibilities: Build highly available and scalable provisioning services. Architect, design and implement core components from the ground up. Build and design high throughput and query solutions to meet business needs including experimental design. Develop and implement server-side components in micro services-based architecture including web services. Write high quality code, execute on ideas, and continually strive fo

Lead .Net Full Stack Engineer

Cognizant

Chicago, Illinois, USA

Full-time

Lead .NET Engineer ( Onsite) Cognizant Digital Practice helps clients reinvent products, experiences, and business models to build new value, differentiation, and drive revenue in the digital economy. We take an Experience centered approach which uses human insights to take ideas from vision to outcome and building end to end experience solutions that enable brands to transform their customer and employee experiences using design, marketing, and commerce capabilities Location: Chicago Illinois (

Senior Full Stack Cloud Software Development Engineer

CVS Health

Remote or Richardson, Texas, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Founding Engineer / Full Stack Python / Onsite Chicago

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

Job Description We are seeking a Founding Engineer to play a pivotal role in shaping the technical foundation and culture of an early-stage company. Their mission is to modernize financial systems for nonprofits, equipping them with cutting-edge tools to improve operational efficiency and maximize their impact. This role is ideal for someone who thrives in a startup environment, takes ownership of their work, and enjoys solving complex technical challenges in the nonprofit and fintech sectors. A

Sr Full Stack Developer

Prominent Technology

Remote

Full-time

Software EngineerAbout ProminentAt Prominent, we are driven by a commitment to empowering confidence through innovative technology solutions and exceptional staffing services. Guided by our core valuesPrioritize Relationships, Imagination into Reality, Speak Truth, Enjoy Work, and Steward as Our Ownwe create transformative software for a diverse range of industries. Our focus is on building meaningful client partnerships and delivering tailored, high-quality results. Join us in a collaborative e

Full-Stack Mobile Engineer

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

Full-Stack Mobile Engineer A fast-growing technology company in the sports industry is looking to expand their team by hiring a Full-Stack Mobile Engineer. You will be working on the development of new mobile features that allow users to help onboard, register, and provide financial payments for their sports programs through an innovative digital platform. This includes collaborating closely with design, product, and engineering teams to create new modules like player profiles and calendar sche

Founding Fullstack Engineer / Node / Product / AI

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

A fast-growing Insurtech startup leveraging cutting-edge AI, NLP, and LLM technologies is looking for a highly hands-on Founding Engineer to join the team. Our mission is to revolutionize the insurance industry by streamlining workflows, enhancing risk assessment, and delivering smarter, faster, and more personalized experiences for policyholders. As our Founding Engineer, you will play a pivotal role in shaping our technology stack, driving architectural decisions, and building a scalable, AI-d

Senior Java Developer (Full-stack)

IT Associates, Inc.

Remote

Full-time

Java Developer ( Full Stack / Angular) DIRECT HIRE ROLE100% REMOTEThere are multiple roles - Java, Sr Java and Lead Java DeveloperStart Date - 2nd June ( after Background check and drug test )My client is the world s largest provider of mental health servicesJob Summary We are currently looking for a full-stack software developer to join our Business Applications Team. Our Business Applications team develops web applications and back-end business processes. In this role, as an individual contri

Fullstack Python Engineer / Chicago / Finance / React / Scale

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

Are you ready to tackle high-scale engineering challenges and work on a platform that processes trillions of data points daily? This Chicago office is looking for a Full-stack engineer to join their team and play a key role in enhancing a mission-critical Decisioning platform used by over 1000 users. With a backend built in Python, a frontend in Typescript/React, and a fully serverless AWS infrastructure, you'll be at the forefront of cutting-edge development. You'll drive exciting initiatives l

Full Stack Engineer

Introlligent Inc.

Remote

Contract

Job description: Collaborate with a team of 5-10 engineers to design, develop, and implement new features that enhance our internal Machine Learning platform.Work across the full-stack (backend, Python SDK, GraphQL, and UI) to deliver high-value features and ensure a seamless user experience.Analyze and interpret user-defined data to make informed decisions about feature design and implementation. Expected Skills: 10+ years of experience as a Full-Stack Engineer with a proven ability to deliver

Fullstack Engineer/Developer

Introlligent Inc.

Remote

Contract

Proficiency in programming languages such as Python, Java, or Go.Proficiency in JavaScript and modern front-end frameworks, particularly React.Experience with developing REST APIs in complex distributed systems.Familiarity with Database (SQL or NoSQL), and message queue such as Kafka.Nice to have: Experience with Cloud platform such as AWS and containerization technology such as Docker and Kubernetes.

Lead Full Stack Software Engineer (VP) - Hybrid

Citi

Remote or Tampa, Florida, USA

Full-time

The Lead Full Stack Software Engineer (Applications Development Technology Lead Analyst - C13) is a senior level position responsible for building high-performing, scalable, enterprise-grade applications. This role involves through the entire Software Development Life Cycle (SDLC), from design and implementation to testing, based on user requirements. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and def

Fullstack Engineer / Java / React / AI

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

A leading industrial distribution company based in Chicago is currently seeking a talented Fullstack Engineer with expertise in Java and React to join their growing team. As part of their innovative expansion, the company is building a new web-based workstation that will serve as a key tool to support internal teams in their business operations. The ideal candidate will be responsible for developing scalable and efficient solutions, collaborating with cross-functional teams, and ensuring the sea

Senior Full Stack Engineer

Calendly

Remote

Full-time

About the team & opportunity What's so great about working on Calendly's Engineering team? We make things possible for our customers through innovation. Why do we need you? Well, we are looking for a Senior Full Stack Engineer who will bring deep technical know-how, architectural wisdom and enthusiasm to our team. You will report to one of our Engineering Managers in the Meeting Intelligence team and will be responsible for supporting features and architecture designed to maintain our users' co

Lead Full-Stack Software Engineer, Remote within U.S.

Cisco Systems, Inc.

Remote

Full-time

Applications are accepted until further notice. At Meraki, we're making IT easier, faster, and smarter. Our full-stack teams build and maintain our web application, which supports millions of network devices from our cloud. Our customers use the Meraki dashboard to monitor and configure critical IT infrastructure that serves tens of millions of people every single day. As a Technical Leader on the Foundational Features team at Meraki, you will collaborate with other engineers and leaders to de

Senior Full-Stack Lead Application Engineer - Data and Reporting Application, Hybrid

Citi

Remote or Jersey City, New Jersey, USA

Full-time

About Citi Citi, the leading global financial services company, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. Our core activities are safeguarding assets, lending money,

Senior Full Stack Engineer - React

CVS Health

Remote or Irving, Texas, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Software Engineer, Frontend/Fullstack, Applied AI Platform

Block Inc

California, USA

Full-time

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams - People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more - provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture

Senior Full Stack Engineer

Kforce Technology Staffing

Remote or Miramar, Florida, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Full Stack Engineer remotely. Overview: As a Senior Full Stack Engineer, you will design, develop, and maintain web applications across both front-end and back-end systems. You'll work with technologies like Java, Angular, Spring Boot and Spring Reactive and databases to build scalable solutions. In this role, you'll collaborate with teams, teach and mentor junior engineers, and ensure high-quality code and best practices are follow

Senior Full Stack Engineer

Kforce Technology Staffing

Remote or Brooklyn, New York, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client in Brooklyn, NY that is looking for a Senior Full Stack Engineer to join their team! In this role, the Senior Full Stack Engineer will code, collaborate, and innovate to create thoughtful solutions for sellers. You will refine ideas with cross-functional partners, experiment to find new opportunities, and continuously learn new tools and frameworks - all while supporting your team's growth and having fun along the way. REQUIREMENTS: * 6+ years of backend de