back end developer Jobs in chicago, il

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Senior backend developer

Nisum

Bolingbrook, Illinois, USA

Full-time

Job Overview We are looking for a highly skilled Java Backend Developer with expertise in Spring Boot, Microservices, and Cloud technologies to join our dynamic team. The ideal candidate will be responsible for developing, maintaining, and optimizing backend services while ensuring high performance and scalability. Key Responsibilities Develop & Maintain Microservices: Build, test, and deploy microservices-based applications using Spring Boot and Spring WebFlux. Understand Business Requi

Backend Developer: Data

USG Corporation

Remote or Chicago, Illinois, USA

Full-time

BACKEND DEVELOPER: DATA (PRODUCT INFORMATION) OUR DIGITAL CUSTOMER EXPERIENCE JOURNEY Capability transformation USG is evolving its digital customer experience and translating the objective of being easiest to do business with into a sustainable technology roadmap. The digital transformation includes upgrading our technology stack and augmenting our teams, developing new digital platforms, and integrating a best-in-class eCommerce operating model to deliver exceptional customer experience fro

Google Cloud Platform Java Backend Developer (100% REMOTE)

American IT Systems

Remote

Contract

Senior Java Backend Developer with Google Cloud Platform- 10+ years Dallas, TX, Remote Job Description: Provides technical expertise to help construct the product roadmap, acts as subject matter expert and technical leader for development team. Leads complex feature and/or epic level development efforts. Role will work with Product and UX teams to be part of a team of engineers in developing elegant code, state-of-the-art responsive customer experiences and build industry leading experiences. P

Back-end Developer

DTEL Engineering & Consultants Inc

Remote

Contract

We are actively seeking a motivated Back-end Developer to enhance our dynamic team. The ideal candidate is a team player who works well with others but is also able to work independently. You excel at creating and improving scalable services in line with innovations. As a Back-end Developer, your role could include building services, REST APIs, and state aware workflows largely in cloud environments. We love collaborating with teammates on new app designs, partnering with front-end developers,

Back End Developer

Loginsoft Consulting LLC

Remote

Contract

Position: Back End Developer Location: Silver Spring - MD (Remote- Prefers ET working hours.) Duration: 12 Months Project: We are actively seeking a motivated Back-end Developer to enhance our dynamic team. The ideal candidate is a team player who works well with others but is also able to work independently. You excel at creating and improving scalable services in line with innovations. As a Back-end Developer, your role could include building services, REST APIs, and state aware workflows lar

Sr. Backend Developer

INSPYR Solutions

Remote or Charlotte, North Carolina, USA

Contract

Title: Sr. Backend Developer Duration: 6 month contract with potential to extend or convert Location: Remote (Charlotte, NC) Work Requirements: and Authorized to work in the USHelp us rewrite financial logic for the cloud. This role focuses on migrating business logic from SQL into scalable, testable C#/.NET 8 microservices, implementing domain models, and building resilient backend workflows. **Responsibilities:** * - Convert stored procedure logic into C# domain services * - Implement servic

Backend Developer

GovCIO

Remote

Full-time

Overview GovCIO is currently hiring a Backend Developer to manage a sustainment and enhancement project. This position will be full-time and fully remote within the United States. Please note: The contract has not been awarded; this position remains unfunded and is contingent upon the award of the contract. Responsibilities Manages backend development for legacy modernization, sustainment, and enhancement for VA.gov. Assists with development planning of system and development deployment as w

Sr Backend Developer - Golang, Python, Blockchain

SES

Remote

Full-time

Sr Backend Developer - Golang, Python, Blockchain Top 4 Technical Skills: Experience using the following Tech Stacks: Golang; Python; and NodeJS Familiarity with backend databases: SQL, PostgreSQL, or MongoDB Understanding of cryptography, consensus algorithms, and other core concepts of blockchain technology Familiarity with Private Blockchain as well as Public platforms such as Ethereum, Hyperledger, and/or Corda Top 3 Soft Skills: Outstanding Communications Collaboration Proven ability to

Senior Java Backend Developer with Google Cloud Platform

American IT Systems

Remote

Contract, Third Party

Senior Java Backend Developer with Google Cloud Platform Dallas, TX, (Remote) Long Term Contract Job Description: Provides technical expertise to help construct the product roadmap, acts as subject matter expert and technical leader for development team. Leads complex feature and/or epic level development efforts. Role will work with Product and UX teams to be part of a team of engineers in developing elegant code, state-of-the-art responsive customer experiences and build industry leading expe

Back End Developer

Reveille Technologies

Remote

Contract

Hi There, Title: Back End Developer Project Duration: 1 year, with possible extension Work Type: Remote, EST Time Zone Additional Notes 1) Sourcing remote within the US. 2) Hiring Team prefers ET working hours. What We Do/Project This position is within Media Technology and Operations, in a software team that works on automating workflows, building easy-to-use toolsets, and solving problems for operations in and around content flows and media systems. Our team supports Live Sports, CNN, Cartoo

Backend Developer - Cloud (Remote)

S2Tech

Remote

Full-time

Backend Developer - Cloud Location: Remote About Us: Known for Delighting the Client through performance, innovation, and an employee-centric culture, S2Tech is a fast-growing IT consulting company serving clients in over a quarter of the United States. We are widely recognized as a leading provider of both technical and business services in support of Health and Human Services-related projects. Feel free to learn more at s2tech.com. Why S2Tech?: Stable privately-owned company with a strong repu

Node.JS Backend Developer

PY DATA, INC.

Remote

Contract

Position: Node.JS Backend Developer Duration: 6+ months Location: 100% Remote Only W2 Consultants Node.JSTypescriptExpressReact - Nice to have.TypescriptAWS.

Java Backend Developer

SSN Group LLC

Remote

Contract

Hi, Job Title : Java Backend Developer with Strong JBPM Duration: 12 Months+Location: Remote 1. Experienced with Java/J2EE, core Java, spring boot, spring reactive microservices.3. Build microservices in a high traffic environment. Implement multi threaded architecture in high performing platforms.4. 5+ years of experience building and exposing Rest APIs through a spring reactive microservice platform.5. Experienced in event driven architecture like RMQ, Kafka, JMS. 3+ yrs6. Experienced with clo

Java Backend Developer

IT America

Remote or Dallas, Texas, USA

Contract, Third Party

Position: Backend Java Developer (Spring Boot, Microservices) Location: Remote Duration: Long term contract Key skills: Java, Springboot, Microservices, Kubernetes Job Description: 10+ years of experience in Java. We are seeking a highly skilled Backend Java Developer to join our dynamic team, working with the client. The ideal candidate will have expertise in Spring Boot, Microservices Architecture, and cloud platforms to build scalable and secure backend systems. Key Responsibilities: Design

Sr Cloud Native Backend Developer

Medline Industries, LP

Northfield, Illinois, USA

Full-time

Job Summary Job Description Job Title: Senior Cloud-Native Back-End Developer Location: Northfield Department: E-Commerce IT Team Employment Type: Full-Time About the Role Medline is seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in modernizing Medline's e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuring systems are designed

*Sr. Backend Developer (C# .Net & AWS) (W2, Contract to Hire Role)

Kellton

Remote or Charlotte, North Carolina, USA

Third Party, Contract

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: Po

Sr. Backend Developer

Y & L Consulting Inc.

Remote

Full-time

C_2_C_ WILL NOT BE CONSIDERED NO VENDORS, PLEASE We re looking for a Senior Backend Software Engineer who s excited to get their hands dirty, solve real problems, and move fast. You ll play a critical role on a small, highly collaborative team working on products that directly impact our partners and customers. This isn t a siloed role we want someone who s not just comfortable, but energized by jumping into conversations with the product team, account managers, and customers. You ll help shape

Senior Java Backend Developer

Covetus, LLC

Remote

Contract

Senior Java Backend Developer with deep expertise in Kafka, AWS, and Spring Boot to join our team for a leading retail client based in Seattle, WA. The ideal candidate will be a hands-on coder with strong problem-solving skills and the ability to deliver high-quality backend services in a fast-paced environment. Job Title: Senior Java Backend Developer Kafka, AWS, Spring Boot Location: Seattle, WA (Remote one week of travel ) Employment Type: Contract (W2 Only) Key Responsibilities:Design, devel

Backend developer with healthcare

Select Jarvis.com

Remote

Contract

Backend Java Spring Framework Gradle Knowledge of Relational Databases: PostgreSQL, MySQL, Big Query, etc. Knowledge of cloud platforms (Google Cloud, AWS, Azure) Knowledge of Kubernetes is a plus Knowledge of Enterprise integration patterns and best practices is a plus

Backend Developer (.Net) :: Remote

Caspex Corporation

Remote

Contract

Description: We're seeking a backend software developer experienced with developing and maintaining .NET applications as part of a high-performing agile team. You'll use your problem-solving skills to debug production issues, optimize performance, and implement new features based on evolving product owner requirements. Healthcare and insurance knowledge or experience is a plus. Responsibilities Collaborate with developers and technical leads to analyze requirements and translate them into techni