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On Call Api Developer Jobs (NOW HIRING)

Wise

API Integration Support Engineer

Austin, TX · On-site

$101K - $136K/yr

Technical Support Engineers ensure that our Wise Platform enterprise partners get a rapid, highly ... You are comfortable working a standard 9-to-5 schedule that includes a once a month on-call ...

Wise

API Integration Support Engineer

Austin, TX · On-site

$101K - $136K/yr

Technical Support Engineers ensure that our Wise Platform enterprise partners get a rapid, highly ... You are comfortable working a standard 9-to-5 schedule that includes a once a month on-call ...

Stanford University

DevOps Engineer

Redwood City, CA · On-site

$64.50 - $88.50/hr

Stanford University is seeking a Senior DevOps Engineer to join their Enterprise Technologies team ... API endpoints thoroughly. • Participating in 24x7 on-call support rotation. Qualifications

New

Polymarket

Senior Backend Engineer, API

New York, NY · On-site +1

Define and enforce engineering standards. Own API versioning strategy, error handling conventions ... Contribute to on-call rotations and drive reliability improvements informed by incident trends and ...

eTek IT Services, Inc.

Python Developer

Durham, NC · On-site

$45.50 - $62.75/hr

... API-driven architecture. * Perform foundational engineering work focused on system improvements, stability, and modernization. * Provide production support, including participating in an on-call ...

Herc Rentals

Mulesoft Developer

Bonita Springs, FL · On-site

$47.25 - $62.75/hr

API Design & Development: Design and build RESTful and SOAP web services using RAML and OpenAPI ... on-call rotation, incident triage, and root cause analysis. * Collaboration: Partner with ...

Stefanini

DevOps Engineer

Dearborn, MI · On-site

$48.50 - $66.50/hr

Design and build automated CI/CD pipelines and reusable Terraform modules to make API deployments ... Participate in a highly structured, healthy "follow-the-sun" on-call rotation (currently 1 week out ...

Apolis

Sr. Python Developer

$124K - $167K/yr

... API-driven architecture. • Perform foundational engineering work focused on system improvements, stability, and modernization. • Provide production support, including participating in an on-call ...

Compunnel

Senior Python Developer

Durham, NC · On-site

$117K - $158K/yr

The ideal candidate has extensive experience with Python, Django, TypeScript, API development, and ... on-call rotations. • Collaborate with cross-functional teams including product, platform, and ...

SysMind Tech

DotNet Developer

Minneapolis, MN · On-site

$50.25 - $66.50/hr

ROLE: .Net Developer Description: .Net, AWS, React JS, Python, API's (REST, Springboot), SQL ... on-call schedule • Experience managing QRM or other large vendor packages in multiple ...

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How much do on call api developer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for on call api developer in the United States is $59.89, according to ZipRecruiter salary data. Most workers in this role earn between $54.57 and $67.31 per hour, depending on experience, location, and employer.
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Senior Microsoft Dynamics 365 CRM Developer

Senior Microsoft Dynamics 365 CRM Developer

On Call International

Salem, NH • On-site

Full-time

Retirement

Posted 20 days ago

Job description

Job Description
About Us
At On Call International, we are a dedicated team of travel assistance experts committed to providing peace of mind and unparalleled support to travelers worldwide. With over two decades of experience, our mission is to ensure the safety, security, and well-being of individuals and organizations by delivering 24/7 emergency medical, security, and travel assistance services. Our highly skilled professionals work tirelessly to navigate complex situations, offering customized solutions that range from medical evacuations to crisis response. Joining On Call International means becoming part of a compassionate, innovative, and globally-minded team that thrives on making a meaningful difference in people's lives, no matter where their journeys take them.
Position Summary
We are looking for a Senior Microsoft Dynamics 365 CRM Developer to join our collaborative team at On Call International. This role demands deep expertise in Microsoft Dynamics 365, Azure Cloud, and the Microsoft Power Platform, paired with strong skills in web technologies, API development, and systems design. You will lead the customization and optimization of our Dynamics 365 CRM, mentor team members, and collaborate with technical leadership to shape architectural rollouts, all while ensuring security, scalability, and performance across our interactive web platforms.
Key Responsibilities
Relying on extensive experience and judgment, this role offers substantial latitude for decision-making with minimal oversight, including:
Microsoft Dynamics 365 CRM Development (5+ years of experience):
  • Customize and optimize Microsoft Dynamics 365 CRM to align with On Call International's business requirements.
  • Integrate client APIs into Dynamics 365 using Azure Cloud services and Microsoft Power Platform tools (Power Apps, Power Automate).
  • Design and develop plugins, workflows, and custom entities to enhance CRM functionality.
  • Build and maintain web applications tied to Dynamics 365 using C#, ASP.NET (Core and MVC), JavaScript, HTML, and CSS.
  • Write efficient SQL queries for reporting and data management within Dynamics 365 and relational databases (e.g., SQL Server).

Mentorship
  • Mentor developers in daily tasks, promoting best practices and quality software design.
  • Assist with enhancing development standards, peer review other developers code, and provide coaching as needed.

Cloud & Systems Architecture (1-3 years of experience):
  • Leverage Azure Cloud services (e.g., Azure Functions, Azure SQL) to support Dynamics 365 deployments.
  • Collaborate with the CIO and technical teams to plan architecture rollouts and process improvements.
  • Ensure the availability, security, and scalability of CRM and web applications hosted in the cloud.
  • Troubleshoot infrastructure issues and optimize resources for cost efficiency and performance.

Web Development & Integration
  • Enhance front-end features for contest websites and portals using JavaScript, HTML, and CSS.
  • Develop RESTful APIs and manage data exports between Dynamics 365 and third-party platforms.
  • Work with cross-functional teams to integrate CRM with external systems and On Call International's interactive products.

Performance Objectives
First 30 Days:
  • Familiarize yourself with On Call International's operations, IT systems, and Dynamics 365 CRM environment.
  • Gain a deep understanding of existing web applications and their integration points.
  • Meet with senior developers and team members to align on goals and projects.

First 90 Days:
  • Begin customizing Dynamics 365 CRM and managing Azure-based infrastructure.
  • Implement new CRM features and optimize performance for On Call International's web platforms.
  • Mentor team members on development tasks and contribute to architecture planning.
  • Integrate Dynamics 365 with client platforms and optimize queries for analytics and updates.

Required Skills and Experience:
Education: Bachelor's degree in a related field or equivalent education/experience.
Experience
  • 5+ years developing and customizing Microsoft Dynamics 365 CRM solutions.
    • Customer Service Module
    • Sales Module
    • Field Service Module
    • Marketing/Commerce Module
  • 5+ years working with Azure Cloud technologies and Microsoft Power Platform.
  • 5+ years building websites, web APIs, and working in Agile/Scrum environments.

Technical Skills
  • Strong expertise in C#, ASP.NET, JavaScript, HTML, CSS, and SQL Server.
  • Proficiency with relational (SQL Server) and NoSQL databases, including query optimization.
  • Advanced knowledge of Git and DevOps tools (e.g., Docker, Jenkins).

Preferred Qualifications
  • Microsoft Dynamics 365 certification (e.g., MB-200, MB-400).
  • Microsoft PowerApps Platform certifications
  • Azure experience or Azure Certification (Solutions Architect or Developer).

Why Work with Us?
  • Growth: Join a dynamic team within a well-established, global company. You'll have opportunities for career development and the chance to work on innovative, cutting-edge technologies.
  • Culture: Be part of a small, tight-knit team that values collaboration, creativity, and high-impact contributions. You'll work closely with other senior developers and other key team members, allowing you to make a direct impact on the services we offer.
  • Benefits: Competitive salary and comprehensive benefits package. We offer flexible work arrangements and support a healthy work-life balance.

What we offer:
Just as Tokio Marine HCC Group of Companies is customer centric, we are also employee centric offering our employees a competitive salary and employee benefit package, strong learning culture, collaboration, 401K match, paid parental leave, and an opportunity to love what you do. The Tokio Marine Group of Companies is an equal-opportunity employer. Please visit www.tmhcc.com for more information about our companies.
*This is a fully in office based position. Please consider this requirement before applying.
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