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Senior Api Developer Jobs (NOW HIRING)

INTELLISWIFT INC

API Developer

Lehi, UT · On-site

Company Description A Largest eCommerce Comapny Client is seeking a contractor Sr. Web Services Software Engineer to build the next generation APIs for Client Analytics, Client's industry-leading ...

VLink Inc

JAVA API Developer

Dallas, TX · On-site

$50.75 - $65.50/hr

Permanent Full Time Position Description We''re growing rapidly and are looking for Senior Java API Developers for various projects You''ll be pivotal in design, building, and execution of innovative ...

CGI Inc.

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$117K - $151K/yr

Senior Java API Developer - Backend Category: Software Development/ Engineering Main location: United States, Pennsylvania, Pittsburgh Alternate Location(s): United States, Ohio, Cleveland United ...

ECS

Senior API/Connector Engineer

Falls Church, VA · On-site

$111K - $153K/yr

Everforth ECS is seeking a Senior API/Connector Engineer to work in the National Capital Region covering the Pentagon, Falls Church, and Fairfax . Please Note: This position is contingent upon ...

Spokeo

Senior Software Developer, API

Pasadena, CA · Remote

$59.50 - $78.50/hr

About this Opportunity We are seeking an experienced senior API engineer to design, build, and maintain scalable, reliable APIs and distributed systems. This role focuses on developing high ...

Spokeo

Senior Software Developer, API

Pasadena, CA · On-site +1

$143K - $199K/yr

About this Opportunity We are seeking an experienced senior API engineer to design, build, and maintain scalable, reliable APIs and distributed systems. This role focuses on developing high ...

NAVA Software Solutions

Senior MuleSoft Developer

Houston, TX · On-site

$52 - $68.75/hr

The Senior MuleSoft API Developer is a key technical role responsible for designing, developing, and maintaining robust API solutions using the MuleSoft Anypoint Platform. This senior-level position ...

Transflo

Senior API Cloud Engineer

$107K - $146K/yr

POSITION SUMMARY The Senior API Cloud Engineer is a hands-on technical leader responsible for ... Build and manage CI/CD pipelines in Azure DevOps (ADO) for automated testing, deployment, and ...

Credence

Senior MuleSoft API Developer

Mclean, VA · On-site

$55 - $72.75/hr

Credence has an upcoming opening for a Senior MuleSoft Developer to support strategic API-focused modernization projects through the design, development, and implementation of enterprise integration ...

Transflo

Senior API Cloud Engineer

$107K - $146K/yr

POSITION SUMMARY The Senior API Cloud Engineer is a hands-on technical leader responsible for ... Build and manage CI/CD pipelines in Azure DevOps (ADO) for automated testing, deployment, and ...

Credence

Senior MuleSoft API Developer

Columbus, OH · On-site

$52.75 - $69.50/hr

Credence has an upcoming opening for a Senior MuleSoft Developer to support strategic API-focused modernization projects through the design, development, and implementation of enterprise integration ...

CGI

Senior Java API Developer - Backend

Pittsburgh, PA · On-site

$112K - $146K/yr

We are seeking an experienced Sr Java API Developer to drive the design, development, and delivery of scalable, high performance API solutions. The ideal candidate will have deep expertise in Java ...

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Senior Api Developer information

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$15

$61

$87

How much do senior api developer jobs pay per hour?

As of Jul 9, 2026, the average hourly pay for senior api developer in the United States is $61.73, according to ZipRecruiter salary data. Most workers in this role earn between $52.40 and $69.23 per hour, depending on experience, location, and employer.

What is the difference between Senior Api Developer vs API Engineer?

AspectSenior API DeveloperAPI Engineer
Required CredentialsBachelor's in CS or related, experience in API developmentBachelor's or higher in CS, software engineering, or related field
Work EnvironmentSoftware development teams, tech companies, startupsDevelopment teams, cloud services, enterprise environments
Employer & Industry UsageTech firms, SaaS providers, e-commerceCloud providers, enterprise software, API platforms
Common Search & ComparisonOften compared for API design and development rolesFocuses on API infrastructure and deployment

While both roles involve working with APIs, a Senior API Developer primarily designs, develops, and maintains APIs, focusing on functionality and integration. An API Engineer often emphasizes the infrastructure, deployment, and scalability of APIs within larger systems. Understanding these distinctions helps employers and professionals choose the right role for their needs.

What are Senior API Developers?

Senior API Developers are experienced software engineers who specialize in designing, building, and maintaining Application Programming Interfaces (APIs) that allow different software systems to communicate. They often lead technical projects, mentor junior developers, and ensure APIs are secure, scalable, and well-documented. Senior API Developers typically work with a variety of programming languages and frameworks, and collaborate closely with other teams to align API solutions with business goals.

What are the key skills and qualifications needed to thrive as a Senior API Developer, and why are they important?

To thrive as a Senior API Developer, you need advanced programming skills (often in languages such as Java, Python, or Node.js), deep understanding of API design principles, and experience with RESTful and/or GraphQL APIs, typically supported by a relevant degree or professional experience. Familiarity with API management tools (like Postman, Swagger, or Apigee), cloud platforms (such as AWS or Azure), and knowledge of authentication protocols (OAuth, JWT) are vital. Strong problem-solving abilities, effective communication, and leadership skills help in collaborating across teams and mentoring junior developers. These competencies ensure robust, scalable API solutions that meet business needs and integrate seamlessly with other systems.

How do Senior API Developers typically collaborate with product managers and frontend teams during the development process?

Senior API Developers play a key role in bridging backend systems with product and frontend teams. They work closely with product managers to interpret business requirements into technical specifications for APIs. Regular collaboration with frontend developers ensures that APIs are designed for usability, performance, and scalability, often involving code reviews, feedback sessions, and iterative testing. Effective communication and proactive problem-solving are essential to align API functionality with both business objectives and user experience.
More about Senior Api Developer jobs
What cities are hiring for Senior Api Developer jobs? Cities with the most Senior Api Developer job openings:
What are the most commonly searched types of Api Developer jobs? The most popular types of Api Developer jobs are:
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What job categories do people searching Senior Api Developer jobs look for? The top searched job categories for Senior Api Developer jobs are:
Senior Api Developer jobs near you
Infographic showing various Senior Api Developer job openings in the United States as of July 2026, with employment types broken down into 91% Full Time, 3% Part Time, and 6% Contract. Highlights an 77% Physical, 4% Hybrid, and 19% Remote job distribution, with an average salary of $128,400 per year, or $61.7 per hour.
API Developer

API Developer

INTELLISWIFT INC

Lehi, UT • On-site

Contractor

Re-posted 5 days ago

Job description

Company Description

A Largest eCommerce Comapny

Job Description

Client is seeking a contractor Sr. Web Services Software Engineer to build the next generation APIs for Client Analytics, Client's industry-leading analytics platform. The Client Analytics platform processes 20+ billion transactions on a daily basis and delivers reporting data to customers via a sophisticated data visualization interface. The Web Services Software Engineer will participate in all aspects of the software development lifecycle including the architecture, design, development, & maintenance of the product. This position is based in our Lehi, Utah office within the Digital Marketing Business Unit of Client.

What you'll do

Design and implement robust web service APIs within our Client Analytics platform that are used by a large number of internal client applications as well as external customer client applications

Work with a team of Web Services developers and quality Engineers to create new APIs, improve existing ones and also implement, prototype, scale, test and validate these APIs.

Gather technical requirements from multiple sources and improve on existing strategy and techniques for exploring and exposing data

Solve complex business and technical problems involving large-scale data aggregation

Demonstrate leadership qualities with willingness to mentor peers and drive feature development efforts, in co-ordination with other Client cross-functional groups like experience design and product management

Gain a solid understanding of the Client Analytics platform workflows and be willing to drive solutions that span across one or more cross-functional Engineering teams

Develop product enhancements and features with a strong focus on effective customer engagement and satisfaction

Requirements:

What you need to succeed

M.S. or B.S. in Computer Science or equivalent field

Excellent interpersonal skills

Comprehensive knowledge and development experience building and scaling truly RESTful web services

Must be detail-oriented, self-motivated, responsive, professional and dedicated to customer success

Experience with building and deploying back end services platforms

Solid object-oriented programming background in Java, C/C++, C#, or PHP

Experience with storing and retrieving high-frequency data in Redis

Database programming knowledge including SQL queries in MySQL and collection queries in Mongo

Experience with Microsoft Power BI not required, but preferred

Qualifications

M.S. or B.S. in Computer Science or equivalent field

Additional Information

All your information will be kept confidential according to EEO guidelines.

Intelliswift logo

About Intelliswift

Sourced by ZipRecruiter

Intelliswift is consumed with the love for the new. Once a leading staffing company, Intelliswift now possesses the expertise to build data-rich modern platforms, and to create sophisticated systems for data management and analytics for thinking and connected enterprises. We are a global leader in delivering Digital Product Engineering, Data Management & Analytics, Cloud, Digital Enterprise and MSP/VMS staffing solutions. Led by a team of highly passionate and techno-centric innovators, we consciously embed the spirit of loving and embracing everything new in what we do. We ardently believe that companies that Love the New are at an advantage of being ahead of the curve in this age of digital.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

Newark, CA, US

Year founded

2001

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