api Jobs in Illinois

Refine Results
1 - 20 of 1,927 Jobs

Java API Developer

Capital Staffing Solutions

•

Remote

Contract

Java API Developer 6+ Month Contract REMOTE - EST Hours This position plays a pivotal role in driving the development and implementation of cutting-edge software solutions within our dynamic work environment. Key responsibilities include designing, coding, testing, and deploying high-quality software applications, leading and mentoring a team of engineers, and collaborating with cross-functional teams to ensure alignment with business goals and customer needs. The ideal candidate should possess
Easy Apply
Posted moments ago

VP / API Engineering & Adoption Lead Analyst

Citi

•

Remote or Jacksonville, Florida, USA

Full-time

The API Engineering & Adoption Lead Analyst is a strategic professional who stays abreast of developments within own field and contributes to directional strategy by considering their application in own job and the business. Recognized technical authority for an area within the business. There are typically multiple people within the business that provide the same level of subject matter expertise. Developed communication and diplomacy skills are required in order to guide, influence and convinc
Posted 60+ days ago | Updated 10 hours ago

Senior C++ Windows Engineer (Windows API)

GlobalLogic Inc.

•

Remote

Full-time

Job Description: Good theoretical and practical knowledge of C++ and STLExperience with complex SW multi-threaded environmentsExperience in development for Windows(compilers, linkers, build systems, debuggers), knowledge of WinAPIExperience with Windows Internals or kernel development (software driver level, not embedded)Knowledge of the BLE protocol and stackDebugging techniquesCapable of independently taking a feature through the entire development cycle while cooperating with multiple teams.
Easy Apply
Posted 2 days ago

Azure / API Solution Architect

Amtex Enterprises

•

Remote

Contract, Third Party

Azure/API Solution Architect Durtaion: 6+ Months Rate: $55/hr on W2 or $65/hr on C2C or 1099 Location: US Remote (Preferred Hartford CT) Required Skills: API-first centric enterprise Azure cloud (compute), Google Cloud Platform (big data), some AWS (digital experience) Salesforce Service Cloud for user experience (GPS and some MX) Significant experience with systems integration. Experience with the design and development of complex systems; employs a disciplined and rigorous approach Adept at r
Easy Apply
Posted 2 days ago

Senior Math Libraries Engineers - Python APIs

NVIDIA Corporation

•

Remote or Santa Clara, California, USA

Full-time

NVIDIA is looking for a self-motivated and specialist software engineer for the design and development of high-performant Python APIs for our math libraries. In the last decade, Python has become the de-facto leading programming language for engineers in AI and data science, and more recently in HPC and scientific computing. NVIDIA has been at the forefront of providing GPU accelerated Deep Learning frameworks. These frameworks provide an efficient high-level programming interface allowing their
Posted 60+ days ago | Updated 10 hours ago

IBM API Connect / IBM DataPower Developer

TalTeam

•

Remote or Reston, Virginia, USA

Contract

PURPOSE: Performs complex analysis, design, development, testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment. Designs, develops/codes, tests, and documents critical and complex application programs for computer systems. Works with appropriate stakeholders to define system scope and objectives and establish baselines. Establishes project standards and processes. Breaks d
Easy Apply
Posted 8 days ago | Updated 3 hours ago

Platform Business Analyst (SQL/SSO/API)

AFLAC

•

Remote

Full-time

Salary Range: $81,000 - $115,000 Job Posting End Date: May 23, 2025 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces fo
Posted 27 days ago | Updated 8 hours ago

Java FS Lead with Azure, API Exp @ Chicago, IL

LTIMindtree

•

Chicago, Illinois, USA

Full-time

About US: LTIMindtree is a global technology consulting and digital solutions company that enables enterprises across industries to reimagine business models, accelerate innovation, and maximize growth by harnessing digital technologies. As a digital transformation partner to more than 700+ clients, LTIMindtree brings extensive domain and technology expertise to help drive superior competitive differentiation, customer experiences, and business outcomes in a converging world. Powered by nearly 9
Easy Apply
Posted 42 days ago | Updated 25 days ago

Technical Project Manager - E-Commerce/EDI/API/Data - Remote - Contract - W2 only

Stafford Technology

•

Remote

Contract

Job Title: Technical Project Manager (E-Commerce, API, Data Integration, EDI) Overview: We're looking for a Technical Project Manager to lead projects focused on E-Commerce, API development, data integration, and EDI. This role requires a strong technical foundation and excellent project leadership skills to drive cross-functional initiatives from start to finish. This job is mostly remote with 1-2 trips per year to Columbus, OH for training and team activities. Pay range is $55-70 per hour. Ke
Easy Apply
Posted 2 days ago

API Developer

Sonata Software North America

•

Remote

Contract

Hi All, Sonata Software is actively looking for an API Developer in Remote with our Direct End Customer in USA. Please review the detailed JD below and share with me your updated resume. Job Title: API Developer Duration: 6 Months Location: Remote in USA Experience: 6 to 10 Years Skills Required: 6+ years of experience in API development and systems integrationStrong experience with RESTful API design and best practices.Proficiency in one or more programming languages (e.g., Java, Python, Node
Easy Apply
Posted 10 days ago

Automation Tester API-UI Tester : Cypress , Playwright, MS-Test, Jest, Azure DevOps-ONLY Native USC

Pioneer IT Systems LLC

•

Remote

Contract

Automation Tester API-UI Tester : Cypress , Playwright, MS-Test, Jest, Azure DevOps- 100% remote Summary Required: Cypress (UI), MS Test, Jest, Playwright Required: Postman or RestAssured (API) Required: CI/CD automation (Azure DevOps, or GitHub Actions). Preferred: Experience working in Google Cloud Platform or other cloud for Dev/Test is preferred. Preferred: xUnit/NUnit (backend) (not required) Job Description 8 years of experience in test automation for web applications & APIs. Comfortable w
Easy Apply
Posted 2 days ago

Software Engineer - API Development

Xylo Technologies, Inc.

•

Remote

Contract

Candidates need work only on W2 for this job Title: Software Engineer Duration: Until 12/31/2025 Client: Mayo Clinic Req ID: 36014839 RemoteRequirements: 5+ years experience building distributed software systems with n-tier architectures.Should have an expert level of experience in one of the following and be proficient in all: API development with Python, Node, Java, or .Net.Frontend development with ReactJS, JavaScript, HTML/CSS.Operations integration with reporting and performance tools.Expe
Easy Apply
Posted 1 day ago

Role :: Cloud Solution Architect II Strong AWS and AWS API Gateway - Urgent Required

HSK Technologies, Inc.

•

Remote

Contract, Third Party

Role :: Cloud Solution Architect II AWS Location :: Richmond VA( Remote ) Duration :: Long term DBHDS - Cloud Solution Architect -Data Services Focused **Hands-on is a must **willing to convert to full time in future. No guarantees **Duration: Depends on the work needed (best info I have). Current PO goes to 6/30/25 w/extension possible 100% Remote **Must adhere to EST Hours during the week ABOUT THE ROLE The Department of Behavioral Health and Developmental Services (DBHDS) is seeking a highl
Easy Apply
Posted 7 days ago

Application Developer (Axway API gatway)

KK Associates

•

Remote or US

Contract

Title : Application Developer(Axway API Gateway) Location : Remote Duration : 12+ Months Job Description: Primary - Axway API gateway (Vordel), Web services, JSON, SOAP/REST API Secondary - Java, Spring, SQL, Microservices We seek a skilled Axway API Gateway Engineer to manage and optimize our enterprise API Gateway systems. Responsible for configuring and managing the day-to-day operations of the Axway API Gateways, monitoring the gateway performance, and troubleshooting any issues that a
Easy Apply
Posted 60+ days ago | Updated 1 day ago

Advanced Backend Python API Developer with Azure and Databricks.

Eliassen Group

•

Anywhere, US

Contract

Description: *100% Remote role* We're recruiting an Advanced Backend Python Developer to create and implement APIs as well as robust data pipelines, API's, and scalable software solutions with best-practice data architectures. We want you to leverage your leading expertise in API Development and Data Engineering, software development, and cloud technologies to design and optimize the data infrastructure for a highly complex, employee-facing data and analytics web application. Team players only
Posted 56 days ago | Updated 11 hours ago

SDET - Automation Tester API-UI Tester

Sira Consulting

•

US

Full-time, Part-time, Contract, Third Party

SDET - Automation Tester API-UI Tester : Cypress , Playwright, MS-Test, Jest, Azure DevOps Skills : Cypress , Playwright, MS-Test, Jest, Azure DevOps SDET - Automation Tester API-UI Tester : Cypress , Playwright, MS-Test, Jest, Azure DevOps Location Remote Work Status Perfect English - no strong ascent - Duration 12 Months Summary Required: Cypress (UI), MS Test, Jest, Playwright Required: Postman or RestAssured (API) Required: CI/CD automation (Azure DevOps, or GitHub Actions). SDET with Javas
Easy Apply
Posted 2 days ago | Updated 2 hours ago

W2 - (6) - S/w Engineer (n-tier architectures, API, Python, Node, Java/.Net, ReactJS, JavaScript, HTML/CSS) - Remote

Tanson Corp

•

Remote or Minnesota, USA

Contract

Duties: Requirements: 5+ years experience building distributed software systems with n-tier architectures. Should have an expert level of experience in one of the following and be proficient in all: API development with Python, Node, Java, or .Net. Frontend development with ReactJS, JavaScript, HTML/CSS. Operations integration with reporting and performance tools. Experience with cloud-based deployment environments. SEE SCHEDULE NOTES FOR SCOPE OF WORK Position Overview: (Major Functions an
Easy Apply
Posted 2 days ago | Updated 1 day ago

API SME & Technical Product Manager

iTECHEDGE

•

US

Full-time, Third Party, Contract

Technical Product Manager API-Driven NaaS Platform Role Overview: We are seeking a Technical Product Manager (TPM) to drive the development of an API-first, programmable networking platform. This person will work closely with engineering teams to build seamless partner integrations and deliver an intuitive, scalable, and secure experience for enterprise customers. The ideal candidate will have strong product sense, execution skills, and experience leading API-driven product development with a fo
Easy Apply
Posted 60+ days ago | Updated 9 days ago

API Quality Analyst

Mitchell Martin, Inc.

•

Remote or Lee's Summit, Missouri, USA

Full-time, Contract

Title: API Quality AnalystLocation: Remote Employment Type: ContractDescription: * The API Quality Analyst will collaborate with cross-functional teams to ensure software solutions meet quality standards and business requirements. * Responsibilities include reviewing requirements for testability, developing detailed test plans, executing test cases, managing defects, and communicating testing progress. * The role involves estimating testing efforts for projects, leading documentation reviews, an
Easy Apply
Posted 22 days ago | Updated moments ago

API Automation Engineer

Allwyn Corporation

•

Remote

Third Party, Contract

Position: API Automation Tester Location: Remote Duration: Long Term Job Description: Automation QA with hands-on experience in automation Selenium/Cucumber/TestNG/AppiumFunctional testing experienceDevelop test plans, test cases, test scripts and test reports on multiple projects of varying size.Perform testing on various software systems.Validate that user expectations are achieved during the testing process.Review user requirements document to ensure that requirements are testable.API auto
Easy Apply
Posted 31 days ago