REST APIs jobs in Illinois

Intermediate Cloud / Artificial Intelligence (AI) Developer - Remote

Remote

•

3d ago

DivIHN (pronounced divine) is a CMMI ML3-certified Technology and Talent solutions firm. Driven by a unique Purpose, Culture, and Value Delivery Model, we enable meaningful connections between talented professionals and forward-thinking organizations. Since our formation in 2002, organizations across commercial and public sectors have been trusting us to help build their teams with exceptional temporary and permanent talent. Visit us at to learn more and view our open positions. Please apply o

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Contract, Third Party

Depends on Experience

Oracle Public Safety Interface Developer

Remote

•

2d ago

Oracle Public Safety Interface Developer About the job Start - asap Duration 6-12 months with possible extension Location - work is remote Role requirements: 4+ years of development experience architecting enterprise and application solutions, preferably in public safety software.Working development knowledge of Java, JavaScript, or Python, including object-oriented programming and using code or scripts to support integrations, automation, and data transformation.Experience configuring and trou

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Contract, Third Party

Depends on Experience

Sr Full Stack Engineer

Remote

•

4d ago

Job title:Sr Full Stack Engineer Location : REMOTE Duration: Contract Required qualifications7+ years software engineering, 3+ years technical leadership of a small squad.Expert in a modern frontend framework (React preferred) plus a backend stack (Node.js, Java, or Python).Proven delivery of an external-facing web application with authentication, RBAC, and sensitive data (banking/invoice data preferred).REST API design, relational databases, cloud deployment (AWS/Azure/Google Cloud Platform), C

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Full-time

55 - 60

IT Software Engineer 5 (Lead Software Engineer) (Java)

Hybrid in Chicago, Illinois

•

5d ago

Required Education Degree: Bachelor''s degree or equivalent (implied by "Degree + 10+ years'' experience") Years of Experience: 10+ years of professional software engineering experienceRequired Skills Programming Language: Extensive experience with Java 17+ and Spring Boot for RESTful API development. API Management: Experience with API gateways and management platforms, specifically Apigee (or similar). Cloud Platforms: Proficiency deploying and maintaining software in public cloud environments

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Full-time

70 - 80

Tonkean Application Support / Workflow Automation Engineer Chicago - IL - Illinois

Chicago, Illinois

•

Today

Role Descriptions: Must Have TechnicalFunctional Skills Experience working with Tonkean Platform administration and support. Understanding of workflow automation and process orchestration concepts. Experience with REST APIs, JSON, and integration troubleshooting. Knowledge of SAP, Coupa, ServiceNow, Salesforce, Workday, or similar enterprise applications. Familiarity with Microsoft Teams, Outlook, and collaboration platforms. Strong incident management and problem-solving skills. Knowledge of Ag

Third Party, Contract

$115 - $125

Ecosys Developer

Remote

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23d ago

Job title: Ecosys Developer Location:- US Remote (Preferred Chicago) Overall 8+ years JD:- Skillset & Qualifications Minimum of 8 10 years of hands-on experience in EcoSys EPC development, configuration, and solution delivery.Extensive experience building and enhancing EcoSys Spreadsheets, including complex formulas, data sources, lookups, and performance tuning.Strong expertise in developing Actions, Action Batches, scheduled jobs, workflow triggers, and automation routines.Strong ability to qu

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Contract, Third Party

Depends on Experience

UPF Technical consultant

Remote

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4d ago

Required: Understanding of real-time payments, ACH, RTGS, SEPA, SWIFT Familiarity with ISO 20022 messaging standards Knowledge of the CI-HUB architecture and product (installation, configuration, operation) Knowledge of UPF (installation, configuration, operation) Knowledge of the CI-HUB product lifecycle. Cloud & DevOps: Experience with cloud-native platforms (AWS, Azure, Google Cloud Platform) Microservices architecture and containerization (Docker, Kubernetes) Integration & APIs: RESTful API

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Contract

60 - 65

Lead Java Software Engineer - No C2C

Chicago, Illinois

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Yesterday

? Lead the design and development of enterprise-scale REST APIs and microservices using Java 21+, Spring Boot, Apigee API Gateway, and AWS cloud services. ? Architect API-first solutions; define service contracts, payload schemas, and OpenAPI/Swagger specifications.? Lead solution decomposition by breaking business requirements into technical designs, user stories, and implementation tasks.? Guide engineers in developing secure service-to-service integrations using OAuth 2.0, JWT, and enterprise

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Contract

$66

AWS Application Architect

Remote or Arkansas

•

Today

HMG America LLC is the best Business Solutions focused Information Technology Company with IT consulting and services, software and web development, staff augmentation and other professional services. One of our direct clients is looking for AWS Application Architect in Remote. Below is the detailed job description. Role - AWS Application Architect Location - Remote Job Description - Must Have: Strong Node.js expertise building production REST APIs with NestJS. Proven hands-on experience desig

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Full-time, Third Party, Contract

$DOE

Golang Developer

Remote

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4d ago

Title : Golang DeveloperLocation: Remote Job Type: Contract Client : Cognizant / Centene Corporation. Job Summary We are seeking a Golang Developer with strong experience in Golang and PostgreSQL to design, develop, and maintain scalable backend applications and services. Experience with Java and React is preferred. Key Responsibilities : * Design and develop scalable backend applications using *Golang*. * Develop and optimize database solutions using *PostgreSQL*. * Build and integrate *RES

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Contract

50+

Adobe Experience Manager (AEM) Developer

Remote

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Today

Job Title: Adobe Experience Manager (AEM) Developer Location: Remote Job Summary: We are looking for an experienced Adobe Experience Manager (AEM) Developer to join a core engineering team responsible for building and enhancing a highly visible enterprise communications platform. The ideal candidate will have strong experience with AEM Forms, Adobe Experience Cloud products, Java-based integrations, and REST APIs. Key Responsibilities: Develop integrations between external systems and Adobe Ex

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Contract

Golang Developer

Remote

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6d ago

Golang DeveloperLocation:Remote Job Type:Contract Job SummaryWe are seeking aGolang Developerwith strong experience inGo and PostgreSQLto design, develop, and maintain scalable backend applications and services. Experience withJava and Reactis preferred. Key ResponsibilitiesDesign and develop scalable backend applications usingGolang. Develop and optimize database solutions usingPostgreSQL. Build and integrateREST APIs and microservices. Troubleshoot, debug, and optimize application performance.

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Contract

50 - 55

Senior ROR Developer

Remote

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3d ago

Required SkillsPrimary Skills10+ years of experience in Ruby on Rails developmentStrong knowledge of Ruby, Rails 6.x/7.x/8.xExperience in REST APIs development and integrationStrong understanding of Object-Oriented Programming (OOP) conceptsExperience with PostgreSQL, MySQL, or other relational databasesHands-on experience with Git/GitHubExperience with RSpec, Minitest, or similar testing frameworksStrong debugging and performance tuning skillsSecondary SkillsExperience with Docker and Kubernete

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Contract, Third Party

Depends on Experience

ImageRight Developer

Remote

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2d ago

Required ImageRight Qualifications & Technical Expertise: Hands-on experience with ImageRight versions 7.0 and 25R1Demonstrated experience configuring ImageRight through the Enterprise Management Console and designing, developing, and maintaining workflows using Workflow Studio.Strong working knowledge of Microsoft SQL Server and the ImageRight database, including database structure, tables, schemas, relationships, and writing queries to support reporting, analysis, and troubleshooting.Experienc

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Contract

$60 - $70

AI Developer – CCaaS & Microsoft Copilot

Remote or Hybrid in Pensacola, Florida

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3d ago

About Beacon Systems, Inc Beacon Systems, Inc, delivers Program Management, Science, Engineering, and Technology Solutions to Federal, Commercial, State, and Local Agencies. We are a subsidiary of Radiant Digital Solutions. Our Technology support to many DoD Agencies, NASA, Voice of America, FDA, and State Agencies such as State of FL, RI, MS, ND, VA, and WV extends our delivery of solutions worldwide. Job Title: AI Developer CCaaS & Microsoft Copilot Location:Pensacola, FL or Vienna, VA) Dura

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Contract

Depends on Experience

Software Developers

Remote

•

4d ago

Job Title: Software Developers Location: Yonkers, NY Employer: 4Consulting, Inc Position Type: Full Time Worksite: Remote Position Summary 4Consulting, Inc is seeking a qualified Software Developers to support technology consulting, application development, systems analysis, testing, data management, cybersecurity, infrastructure, or project delivery services for client projects. The selected candidate will perform duties consistent with the clients project requirements and company d

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Full-time, Third Party

Depends on Experience

Automation QA Engineer Adyen Payments

Remote

•

Today

Automation QA Engineer Adyen Payments Location: Remote Canada Work Hours: Must be able to support PST hours Duration: Long-Term Contract Position Overview We are looking for an experienced Automation QA Engineer to support enterprise eCommerce and payment initiatives. This role requires strong experience in automation testing, API/backend validation, payment processing workflows, and end-to-end order lifecycle testing. The ideal candidate will work across frontend and backend systems and colla

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Third Party, Contract

Django Backend Lead Developer (Need Visa Independent Candidates Only)

Remote

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4d ago

INCORPORAN INC is looking for Django Backend Lead Developer for our client in the location is Jersey City, NJ/Charlotte, NC (Remote) Title: Django Backend Lead Developer Location: Jersey City, NJ/Charlotte, NC (Remote) Duration: Long term Project Job Summary: We are seeking an experienced Django Backend Lead Developer to join our team. The ideal candidate will have a strong background in backend development, cloud technologies, and big data processing. This role involves leading technical projec

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Contract, Third Party

Depends on Experience

DocuSign Platform Lead / Senior DocuSign Administrator

Remote

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12d ago

Job SummarySeeking a Senior DocuSign Administrator / Platform Lead with strong enterprise experience in DocuSign administration, workflow configuration, API integrations, SSO, and production support. The candidate will own the DocuSign platform and support integrations with Salesforce, Workday, Malbek, and other enterprise applications. Key ResponsibilitiesAdminister and support enterprise DocuSign eSignature platform.Configure templates, workflows, routing rules, bulk send, and user administrat

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Contract, Third Party

Depends on Experience

Java Developer with Maximo expertise

Remote

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23d ago

Java Developer with hands-on Maximo (MAS 9) environment experience Excellent remote opportunity to work with a global company. Key Responsibilities Design, develop, and enhance IBM Maximo solutions using MAS 9 and Maximo 7.6.x Support Maximo upgrades and migrations, including custom code remediation Develop and maintain Java, JavaScript, and Python based customizations Configure and support BIRT reports, integrations, and workflows Build and consume REST APIs and JSON-based integrations Wo

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Full-time

55 - 62

REST APIs jobs in Illinois, USA