Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

API Developer III

Eliassen Group

Description

Take the next step in your career now, scroll down to read the full role description and make your application.

Remote

Our client seeks an API Developer III to design, develop, and maintain APIs and integrations that support a broad digital ecosystem. The role will leverage Microsoft Azure services such as API Management, Application Gateway, and Logic Apps, plus C# .NET API applications, to deliver secure, scalable integrations across platforms including Salesforce, Workday, Microsoft Dynamics CRM and Commerce, Paycom, BlackLine, Jira, and ServiceNow. The developer will collaborate with cross-functional IT teams, contribute to reusable API assets, participate in planning with project leadership, and uphold security, performance, and documentation standards.

We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $75.00 to $80.00/hr. w2

JN -1

Responsibilities

  • Design, develop, and maintain APIs and integrations using Azure services including APIM, Logic Apps, Application Gateway, and C# .NET API applications.
  • Provide guidance and mentorship to other developers and promote API design best practices.
  • Collaborate with IT and business stakeholders to gather requirements and translate them into technical solutions.
  • Plan and schedule API development work with Project Managers and Scrum Masters.
  • Monitor, troubleshoot, and optimize integration performance and reliability.
  • Maintain technical documentation for APIs, integration workflows, and development standards.
  • Ensure security, scalability, and compliance in partnership with information security and senior developers.
  • Participate in code reviews, testing, and deployments. Implement CI/CD and automated testing to reduce regressions.
  • Partner with QA to validate new development. Create UAT testing plans for end-to-end integrations.
  • Build a reusable API library in collaboration with Applications and Data teams to reduce point-to-point solutions.

Experience Requirements

  • 5+ years of development experience with languages such as C#.
  • 4+ years of API development and system integration experience.
  • 2+ years of hands-on experience with Microsoft Azure integration services.
  • Experience with enterprise platforms such as Salesforce, Workday, and Microsoft Dynamics preferred.
  • Proficiency in C# and .NET for API development.
  • Understanding of Azure APIM, Logic Apps, and Application Gateway.
  • Experience with RESTful, SOAP, Streaming, and Bulk APIs with security best practices.
  • Familiarity with DevOps and CI/CD pipelines; experience with Jira, Git, and Azure DevOps.
  • Strong analytical, problem-solving, time management, and attention to detail.
  • Ability to manage multiple priorities and collaborate effectively. xhyhwjd

Education Requirements

  • Bachelor's degree in Computer Science, Information Technology, or a related field required.
Vacancy posted 15 hours ago
Similar jobs that could be interesting for youBased on the API Developer III in United, PA vacancy
  •  ...C#.NET Server-side developer Job Description About the Company "Built by Active Traders, For Active Traders" , TradeZero was founded...  ...and experience in writing efficient queries · Experience with API integration and data fetching · Experience with API Gateways... 
    Suggested

    TradeZero

    United, PA
    14 days ago
  •  ...development (50%) with technical leadership (50%), helping guide junior developers, streamline processes, and build scalable solutions....  ...technical challenges and proactively drive solutionsBuild and design APIs, system integrations, and scalable architecturesLead code... 
    Suggested

    Cherry Bekaert Recruiting & Staffing Services

    United, PA
    3 days ago
  •  ...Virginia, Texas and Wisconsin Our client seeks experienced .NET Developers to support a large-scale modernization initiative replacing legacy mainframe applications with modern .NET-based services and APIs. You will focus on backend development, enterprise integrations,... 
    Suggested
    Contract work
    Remote work

    Eliassen Group

    United, PA
    2 days ago
  • $175k - $200k

     ...Lead Full Stack Developer Salary $175,000-$200,000 100% Remote from the continental US excluding the Pacific Time Zone and New York...  ...lead / lead architect ~ Proficient with web application and API development ~ Deep expertise in full-stack application development... 
    Suggested
    Work experience placement
    Remote work
    Visa sponsorship

    MapLarge

    United, PA
    16 days ago
  • $65 - $73 per hour

     ...General Overview We are seeking a PeopleSoft Financials & SQL Developer to support the development, enhancement, integration, and...  ...with PeopleSoft Integration Broker and the development of REST API web services. Experience monitoring, supporting, and troubleshooting... 
    Suggested
    Contract work
    Remote work

    Cypress HCM

    United, PA
    15 hours ago
  •  ...architectures in enterprise environments. ~ Demonstrated ability to develop proof-of-concept solutions and transition them into scalable...  ...integrating AI solutions with enterprise applications, APIs, and data ecosystems. ~ Prior experience serving in an Architect... 
    Remote work

    Eliassen Group

    United, PA
    15 hours ago
  •  ...Remote Our client seeks a Senior Full Stack Software Developer to build and maintain modern web applications with ReactJS, NodeJS, and...  .... The developer will create responsive interfaces, integrate APIs, and write efficient SQL in support of functional and reporting... 
    Remote work

    Eliassen Group

    United, PA
    12 days ago
  •  ...). We follow a monorepo structure that houses a custom Go (gin) API, a distributed Go identity network, and a React-based frontend application...  ...expect to replace engineers or the engineering process with AI developer tools, however we do utilize these tools to assist in day-to-day... 
    Full time
    For contractors
    Remote work
    3 days per week

    Journey.ai

    United, PA
    11 days ago
  • $100k - $125k

     ...to-end workflows, authoring automated tests in standard UI and API tools, and helping establish the patterns the wider quality function...  ...a shift-left testing culture. Partnering with product, developers, DevOps, and architecture to make quality a first concern at refinement... 
    Contract work
    Remote work
    Flexible hours
    Shift work

    Advanced Solutions International, Inc.

    United, PA
    16 days ago
  •  ...Finacle-integrated wire platforms, including legacy decomposition, API enablement, and hybrid cloud adoption Design scalable,...  ...Review Board, Risk, Security, and Control governance forums Develop and maintain regulatory traceability matrices mapping business... 

    Blankfactor

    United, PA
    16 days ago
  •  ...provisioning, SSO integration, and role-based access control. • Develop monitoring, alerting, and observability solutions for platform...  ...PowerShell for automation, plus familiarity with the Databricks REST API and CLI. • Solid understanding of Apache Spark, Delta Lake,... 
    Full time
    Work experience placement

    Self-Employed

    United, PA
    16 days ago
  •  ...its core engineers, working directly with the founders. You'll own full-stack features end to end, from the first idea through UI, APIs and data to production, and turn a rough problem into shipped code without waiting for someone to break it into tickets. What you... 

    Athos

    United, PA
    16 days ago
  • $285k - $325k

     ...candidate will play a central role in modernizing existing systems, developing new platform capabilities, and ensuring technology solutions...  ...Architect and implement backend applications, API services, and distributed components that support payment processing... 

    Goliath Partners

    United, PA
    1 day ago
  •  ...matching, and life insurance. Rate: $65.00 to $75.00/hr. w2 JN - Responsibilities Lead the design and development of APIs and microservices that support BaaS onboarding and partner integration. Collaborate with product managers, architects, and... 
    Contract work
    Remote work
    Flexible hours

    Eliassen Group

    United, PA
    16 days ago
  • $50 - $100 per hour

     ...and build software to improve how legal work is investigated, developed, verified, and presented. Ready to make your application Please...  ..., evaluations, caching, rate limits, retries, and provider APIs. Strong debugging and security judgment across APIs, asynchronous... 
    Hourly pay
    Contract work
    Remote work
    10 hours per week

    Burshteyn Polin LLP

    United, PA
    16 days ago
  •  ...heavy demand. Practical experience with production AI software, such as LLM or model inference, workflow orchestration, model-facing APIs, or intelligent automation. Working knowledge of Python, Node.js, PyTorch, relational and non-relational data stores, Kubernetes,... 
    Remote work

    Blue Signal Search

    United, PA
    16 days ago
  •  ...information. Remote Our client seeks a Mid-Level Dynamics Developer to support configuration, customization, integration...  ...custom business logic. Assist in designing integrations and APIs. Support testing and deployment activities. Participate in... 
    Remote work

    Eliassen Group

    United, PA
    15 hours ago
  • $100k - $300k

     ...any applications. Responsibilities: # Build and maintain API integrations with major advertising platforms (Google Ads, Bing...  ...automated campaign management and creative asset synchronization. # Develop scalable backend services to handle automated keyword management... 
    Full time
    Local area

    Temu

    United, PA
    16 days ago
  •  ...platform with enterprise, commercial and government customers Develop and customize Java-based software solutions to meet specific...  ...Development & Customization Design and develop Java-based components, APIs, and integrations tailored to federal customer environments... 

    iboss

    United, PA
    1 day ago
  •  ...Do Capnexus is looking for a highly skilled Senior Full Stack Developer to design, develop, and deliver a cloud-native application for...  ...and routing/approval workflows Python Lambda backend behind API Gateway REST, built to an OpenAPI contract, including Autodesk and... 
    Full time
    Contract work
    For subcontractor
    Immediate start
    Remote work

    CapNexus

    United, PA
    16 days ago
  •  ...working software for our client's healthcare technology platforms, developing across front ends and back-end services. This role reports to...  ...-end services. Experience with Azure services such as Azure API Apps, Azure Logic Apps, Azure Functions, and REST services.... 
    Permanent employment
    Full time
    Remote work

    Eliassen Group

    United, PA
    15 hours ago
  • $125k - $145k

     ...directly with the customer, collaborate with the FitNetworks team, develop a practical technical recommendation, execute the work,...  ...Copilot Studio, ChatGPT/OpenAI technologies, Power Automate, agents, APIs, scripting, and related platforms. Identify business processes... 
    Local area
    Remote work
    Flexible hours
    Night shift
    Afternoon shift
    Early shift

    FitNetworks, LLC

    United, PA
    15 hours ago
  • $90 - $101.5 per hour

     ...considered for this position. Our client seeks a SAM team member to develop and integrate SBOM solutions that collect, process, normalize,...  ...and automated workflows. Develop and maintain integrations, APIs, scripts, workflows, scheduled processes, reports, and... 
    Remote work
    Weekend work

    Eliassen Group

    United, PA
    11 days ago
  •  ...non-technical colleagues. The autonomy and adaptability to succeed in a fast-paced, startup-style environment. Experience with APIs, databases, cloud infrastructure, system integrations, or AI-enabled services is valuable. A background in building technology... 
    Remote work

    Blue Signal Search

    United, PA
    16 days ago
  • $180k - $200k

     ...looking for a Principal AI Engineer to guide a distributed team of developers in building modern, scalable, and AI-integrated software...  ...integration. This includes architecting and building robust MCPs/APIs and AI Agents to facilitate AI capabilities within our existing... 
    Work at office
    Remote work

    Mitratech

    United, PA
    10 days ago
  •  ...launched working software, at a job or on your own. ~ A generalist at heart. Comfortable across a modern web stack (front end, APIs, databases) and happy to work outside your lane. ~ Familiar with enterprise or government software, where security and compliance... 
    Live in
    Remote work

    Swiftbuild.ai

    United, PA
    12 days ago
  • $140k

     ...moderate complexity. Key Responsibilities: Architecting, developing and maintaining high-quality Android applications using Kotlin...  ...extensible across multiple Android form factors Integrating APIs and real-time data sources, including REST, WebSocket, and gRPC... 
    Permanent employment
    Full time
    Remote work
    Flexible hours

    5V Video

    United, PA
    3 days ago
  •  ...patterns, cost and token controls, and result normalization. Develop and maintain the evaluation harness to measure scanner quality,...  ...across large repositories. ~ Preferred: experience with RESTful APIs and event-driven architectures. ~ Preferred: Splunk... 
    Remote work
    Night shift
    Rotating shift

    Eliassen Group

    United, PA
    16 days ago
  •  ...candidate has deep experience designing and building scalable data pipelines, implementing modern data architecture patterns, and developing reliable ingestion and transformation frameworks. This role will work closely with engineering teams to establish the core data... 
    Remote work

    Elios AI

    United, PA
    14 days ago
  •  ...insurance. Rate: $62.00 to $77.75/hr. w2 Responsibilities Develop and maintain the Angular and TypeScript client application...  ...SCSS. Integrate with .NET backend services via auto-generated API clients using NSwag or OpenAPI and SignalR real-time WebSocket hubs... 
    Remote work

    Eliassen Group

    United, PA
    10 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to API Developer III. Be the first to apply!