Web API jobs in Milwaukee, WI

Milwaukee, Wisconsin

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Today

We are looking for a mid-level Full Stack Developer to join our client's team. You will be supporting a portfolio of Finance and HR applications while contributing to cloud modernization initiatives. This role includes full-stack development, application enhancements, API integrations, Azure-based development, and participation in enterprise projects including Payroll Loan Tracker and In-Sync integrations. The ideal candidate is comfortable working across front-end, database, and cloud technolog

Full-time

USD 50.00 - 60.00 per hour

Mid-Level .NET Developer

Milwaukee, Wisconsin

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Today

Description: Hybrid 3 days a week in Milwaukee, WI or Madison, WI Our client is seeking a mid-level .NET Developer to join a collaborative team supporting Finance and HR applications. The role involves hands-on development to build new solutions, modernize existing applications, drive automation, and enable continuous improvement. The team follows Agile and DevOps practices with emphasis on automation, automated testing, continuous delivery, and software craftsmanship. The group leverages AI a

Contract

Software Development Engineering- Advisor II

Milwaukee, Wisconsin

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10d ago

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a differe

Full-time

Senior Full Stack .NET Developer - Remote

Remote or New York, New York

•

Today

Job Role: Senior Full Stack .NET Developer Location: New York City, NY - Hybrid Duration: Long Term Project No C2C only W2 Job Summary: We are seeking an experienced Senior Full Stack .NET Developer to join our team in New York City. The ideal candidate will have strong full-stack development expertise with Angular 15+, C#/.NET, MS SQL Server, RESTful APIs, cloud platforms, and modern DevOps/CI/CD practices. Key Responsibilities: Design, develop, test, and maintain scalable full-stack web app

Contract

$DOE

Application Developer in Oklahoma City, OK

Remote or Hybrid in Oklahoma City, Oklahoma

•

Today

Location: Oklahoma City, OK Duration: 5-7 Years Requirements Knowledge of modern application development frameworks, programming languages, and secure coding practices Knowledge of software development lifecycle (SDLC) methodologies, including Agile Knowledge of business process analysis, functional design principles, documentation standards, user story development, and acceptance criteria definition Knowledge of Client business rules, including those specific to the Pension Software System Fam

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Contract, Third Party

Senior .Net Developer with AI Experience

Remote

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13d ago

We are seeking an experienced AI-First Senior Developer with strong expertise in Microsoft Azure, .NET Core, React, and TypeScript to design and develop next-generation healthcare applications. The ideal candidate will leverage AI-assisted development practices, Azure AI services, cloud-native architecture, and modern engineering principles to build scalable, secure, and compliant healthcare solutions. This role requires a combination of full-stack development expertise, cloud engineering skills

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Full-time

Depends on Experience

.Net/Azure/Angular 16 developer ((Remote - 4-5 times onsite per year)

Remote

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4d ago

Client: State of OK/Oklahoma Teachers Retirement System Job Title: Application Developer Location: 301NW 63rd Street, Oklahoma City Duration: 5-7 years Remote - but minimum is usually 2-3 times onsite per year. We do hold workshops that begin at 8-9am/CST and end at 4-5pm/CST for 3-4 consecutive days, so depending on the travels proximity to the meeting site in OKC, overnight travel may be required. Description The Teachers Retirement System of Oklahoma (TRS) is undertaking a comprehensive

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Contract, Third Party

$55 - $60

.Net Backend Developer with Azure

Remote

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4d ago

Role: .Net Backend Developer Location: East Hartford, CT (REMOTE) Relevant Experience: 9+ Years Senior .NET Backend Developer with Azure Cloud experience to join a core development team. The ideal candidate will have a minimum of 9 years of hands-on experience developing enterprise applications using Microsoft .NET technologies and modern cloud platforms. This role requires strong backend development expertise, experience with Angular, Azure services, CI/CD pipelines, and relational databases. W

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Third Party, Contract

Depends on Experience

Senior .NET Backend Developer - REMOTE

Remote

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2d ago

Sensiple Inc is a New Jersey corporation with over two decades of expertise in technology-driven solutions specialising in Customer Experience, Contact Center Solutions, Digital Transformation, Cloud Computing & Independent Testing. With an expert team that has enriched experience in executing & developing sustainable IT strategies in Healthcare, Technology, Retail, Logistics, Education, Telecommunications, Government and Media, we help our diverse customers to envision the future. By developing

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Contract

Depends on Experience

Lead Software Developer in Test (C#)

Remote or Hybrid in Cleveland, Ohio

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Today

Our Fortune 100 client is hiring for a Lead Software Developer in Test to assist the project team with driving quality-centric practices into their software development processes and will also be responsible for working closely with the project teams to guide their use of test automation assets and consult on the creation and use of new test automation. The role is open to fully remote but candidates but must be willing to work ET hours within the United States. Day-to-Day Responsibilities: - S

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Contract

DOE

Platform Architect

Remote

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2d ago

Role/ Title: Slack Architect / Platform Architect/ Collaboration Architect Location: Remote (USA) Duration: Long Term Contract Work Model: REMOTE Job Description: As a Slack Architect / Platform Architect/ Collaboration Architect you will support the design and evolution of collaboration platform solutions that operate at scale across office and home environments. Working under the guidance of senior architects, you will help translate requirements into clear designs, evaluate technology options

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Full-time

Depends on Experience

Collaboration Platform Engineer

Remote

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4d ago

Role/ Title: Slack Engineer/ Collaboration Platform Engineer Location: Remote (USA) Duration: Long Term Contract Work Mode: Remote Job Description: As a Slack Engineer/ Collaboration Platform Engineer, you will build and operate the integrations, bots, and workflow automation that make Slack work at enterprise scale. You will use the Slack platform APIs to automate administration and governance, connect Slack to systems such as ServiceNow, and remove repetitive operational toil. In this role yo

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Full-time

Depends on Experience

IT Developer

Remote

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6d ago

Job Title: IT Developer Remote Type: Contract Responsibilities Design, develop, configure, and customize Microsoft Dynamics 365 Customer Engagement applications.Develop Power Apps (Model-Driven and Canvas Apps), Power Automate flows, and Power Platform solutions.Build and maintain custom plugins, workflows, integrations, and APIs.Develop solutions using .NET, JavaScript, Power Fx, Dataverse, and Dynamics 365 Web API.Integrate Dynamics 365 with enterprise systems using Azure services, APIs, and c

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Contract

Depends on Experience

Senior /Staff Software Engineer

Remote

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25d ago

IntroductionRECRUITERS/AGENCY/CANDIDATES DO NOT APPLY. 10 PLUS YEARS EXPERIENCE AS sENIOR/STAFF SOFTWARE ENGINEER IS A MUST. This Senior /Staff Software Engineer position is a key role within our team, responsible for driving initiatives from inception to delivery. The ideal candidate will take ownership of complex projects, work autonomously with minimal supervision, and collaborate effectively with stakeholders. ResponsibilitiesAutonomously drive initiatives from inception to deliveryOwn compl

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Contract

Depends on Experience

Alfresco Developer

Remote

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4d ago

DirectClient: Texas Education Agency(TEA) Solicitation Number: 70127057 Title: Alfresco Developer Location: 1701 North Congress Avenue, Austin, Texas 78701 Duration: 9/1/2026 to 8/31/2027 with possible extension Last date for submission: August 20, 2026 (12.00 PM-CST) Important Note: The working position is Telework. Texas local candidates only. DESCRIPTION OF SERVICES: Development and enhancement of applications supporting Texas 1,247 school districts. Work across multiple agency stakeholders

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Contract, Third Party

Depends on Experience

Sr.Net with SSIS & SSRS exp

Remote or Hybrid

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2d ago

Remote Please apply only if you have hands exp with - " SSIS & SSRS " Seeking a developer with strong foundation in the .NET framework and hands on expertise in C#,ASP.NET, ADO.NET, WebAPI, MVC, Javascript, CSS and PHP. Advance SQL Skills including SSAS,SSIS and SSRS, experience in sql stored procedures,query optimization,views, user define functions,indexing. ESP Scheduling tools, powershell scripting is a plus. Experience in pharmacy benefit management domain as well as exposure to Azure,Devop

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Contract

Java Backend Developer (Banking, CIAM)- R01568751

Remote or Dallas, Texas

•

Today

About Brillio: Brillio is one of the fastest growing digital technology service providers and a partner of choice for many Fortune 1000 companies seeking to turn disruption into a competitive advantage through innovative digital adoption. Brillio, renowned for its world-class professionals, referred to as "Brillians", distinguishes itself through their capacity to seamlessly integrate cutting-edge digital and design thinking skills with an unwavering dedication to client satisfaction. Brillio ta

Full-time

Senior RPG Software Engineer

Remote or Minnesota

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Today

Taylor Corporation is a dynamic, diversified company with big plans for the future - and your career. We power our employees' potential and strive to create opportunity and security for every member of the team. If you're ready for something bigger - more challenge, more variety, more pathways for professional growth - we should talk. We're passionate about our work, we believe there is always a better way, and we're looking for people like you. Ready to reach your potential? It's time to look

Full-time

USD 90,000.00 - 100,000.00 per year

Senior Software Development Engineer (Back-end)

Remote

•

Today

Filevine is a Legal AI company delivering Legal Operating Intelligence for the future of legal work. Grounded in a singular system of truth, Filevine brings together data, documents, workflows, and teams into one unified platform-where modern legal work happens with clarity and consistency. Powered by LOIS, the Legal Operating Intelligence System, Filevine connects context across every matter to transform legal operations from reactive to proactive. LOIS reads, understands, and reasons across y

Full-time

USD 160,000.00 - 190,000.00 per year

Senior Backend .NET Engineer

Remote or Lakeland, Florida

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Yesterday

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Backend .NET Engineer in Lakeland, FL. Duties Include: * Design and implement backend architecture using .NET Framework/.NET 8 and C# * Develop and maintain RESTful APIs and microservices for web and mobile applications * Optimize application performance, scalability, and security across distributed systems * Collaborate with FE engineers to integrate user-facing elements with server-side logic * Implement database solutions (SQL Se

Full-time

$50 - $65 annually

Web API jobs in Milwaukee, WI, USA