Senior API Developer jobs

Hybrid in Northbrook, Illinois

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Today

Job Summary Job Description The Senior API Analyst will be responsible for designing, developing, and maintaining integration frameworks that enable secure and efficient data exchange between Dynamics 365 Customer Service and enterprise systems like SAP, Genesys and other internal and third-party applications. This role is instrumental in delivering structured integration solutions that meet performance, scalability, and security standards while supporting business objectives. The role will p

Full-time

USD 110,240.00 - 165,360.00 per year

Mid-Senior Level .NET/API Developer/SaaS/Philadelphia LOCAL

Philadelphia, Pennsylvania

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Today

A SaaS payment company is hiring for a mid-senior .NET/API developer in Philadelphia. The company needs someone with a strong background multi-threaded solutions and a background in finance to do backend API work that can handle large amounts of data and perform calculations. The company's main focus will be expanding, improving, and upgrading their current systems. They are looking to bring people on before Q1 to get things moving before the start of 2026. The work will be split evenly amongst

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Full-time

110k - 120k

Senior ServiceNow API Developer

Remote

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Today

Join a high-intensity project as a Senior Developer focused on creating custom APIs and front-end widgets on the ServiceNow platform. You will work closely with clients and third-party teams to build connectors that integrate diverse applications. This role demands strong technical skills, clear communication, and dedication. Apply now to take on a challenging and rewarding opportunity. This position offers remote setup with the flexibility to work from any location in Georgia, whether it's you

Full-time

Senior Full Stack Developer(API/NodeJS/GraphQL) - Charlotte, NC

Hybrid in Charlotte, North Carolina

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Today

DTS is looking for Senior Full Stack Developer(API/NodeJS/GraphQL) for our direct client position in Charlotte, NC Required Skills API/backend developmentNode JS/TypeScriptGraphQLAWSEffective communicatorJob Description Fullstack Software Engineer Customer Care and Communications Platform This is a hybrid role based out of Charlotte location.Ideal candidate will have 5+ years of experience in below skills. Technical Skills: Expert in JavaScript, Typescript, and common design patterns. Knowl

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Contract

DOE

Senior Node.js and API Developer

Dallas, Texas

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Yesterday

The RoleDigital API team is looking for a hands-on Tech Lead with deep Node.js/TypeScript expertise to design and deliver domain-driven microservices for customer-facing digital experiences. You ll own greenfield builds from zero-to-production, lead engineers by example (coding ~70% of the time), and drive cross-team triage while keeping leadership proactively informed. What You ll Do Design & build domain-driven, event-aware microservices in Node.js/TypeScript (Express/Fastify/NestJS) with clea

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Full-time, Third Party

Depends on Experience

Senior Software Development Engineer (Platform & API Architecture)

Remote

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21d ago

Job Title - SR Software Development Engineer in Platform & API Architecture Client Location - Brookfield, WI Work Environment - Remote, with some travel to headquarters Salary - $150,000 to $180,000 plus bonus, plus benefits, and a lot more Term - Direct Hire "Please, no 3rd party companies are allowed to work on this position." You will help us build the platform that transforms how businesses and governments move money.The OpportunityWere redefining how organizations manage deposits at scale.

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Contract

$85

Lead API Developer - Charlotte, NC/Detroit, MI

Hybrid in Charlotte, North Carolina

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Today

DTS is looking for Lead API Developer for our direct client Position in Charlotte, NC/Detroit, MI Top 3 Soft Skills: Leadership: Ability to inspire and guide teams, set clear goals, and motivate team members to achieve them Communication: Strong verbal and written communication skills to convey complex technical concepts to non-technical stakeholders and collaborate effectively with team members Time Management: Efficiently managing time and resources to meet deadlines and deliver high-quality r

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Contract

Depends on Experience

Software Engineer API Developer

Washington, District of Columbia

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Today

Job ID: 2510564 Location: WASHINGTON, DC, US Date Posted: 2025-10-06 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC is seeking Software Engineer API Developers to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program

Full-time

USD 80,001.00 - 120,000.00 per year

Senior Software Engineer, Fullstack (Developer - CDP API)

Remote

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Today

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the

Full-time

USD 180,065.00 - 218,900.00 per year

Urgent Client Requirement: API Integration Developer

Bentonville, Arkansas

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Today

Role: API Integration Developer (Cron Job Specialist) Location: Bentonville, AR - 5D Onsite Duration: 6-12+ Months Contract Note: Need Only W2 Resource Must Have Skills Skill 1 Develop and implement a custom cron job to automate data transfer between Airtable and Jira. Skill 2 Implement error handling and logging mechanisms for API interactions. Skill 3 The ideal candidate will have a strong background in scripting and automation, with a focus on integrating web services. Job Description: We

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Contract

Depends on Experience

API Integration Developer

Bentonville, Arkansas

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20d ago

Role: API Integration Developer( 20525-1) Location: Bentonville, AR- Onsite Duration: 6-12+ Months Contract Note: Need Only W2 Resource Must Have Skills Skill 1 Develop and implement a custom cron job to automate data transfer between Airtable and Jira. Skill 2 Implement error handling and logging mechanisms for API interactions. Skill 3 The ideal candidate will have a strong background in scripting and automation, with a focus on integrating web services. Job Description We are looking for a

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Contract

Depends on Experience

Sr. Java Microservice Developer

West Chester, Pennsylvania

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Today

Position: Sr. Java Microservice Developer Location: West Chester, PA*Day 1 Onsite For this SR - Java, the candidates need to come with Tmobile experience. Tmobile experience with Network/provisioning/activation API's Mandatory Skills Java, Springboot, Microservices JD Skills & Experience: 7 10 years of relevant experience. Proficiency in Java programming language. Strong experience developing RESTful microservices using the Spring Boot framework. Experience designing and implementing BPMN proces

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

Sr Java Developer (CXP API Domain)

Irving, Texas

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8d ago

Job Title: Sr Java Developer (CXP API Domain) Location: Irving, TX Duration: Long term Main Skills: CXP API Domain, Java 17, Micro Services, Spring boot, Spring Reactive, REST API, Redis Job Description: Over 10 years of experience in the Software Development Industry.Need to have experience in Telcom IndustryExperience developing applications using Java, J2EE and Spring Boot, Micro services, Spring Reactive Need to experience in CXP API Domain and Aggregate dev exp

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Third Party, Contract

Depends on Experience

Java API Developer

Atlanta, Georgia

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Today

One of SGA's major management consulting clients is looking for a senior Java API Developer to join a Software & Data Engineering Team responsible for maintaining a high-use/high-availability centralized data platform. This position will be 100% remote supporting EST hours. Must have a strong background in: Java, Spring/Boot, API development, AWS, and Kubernetes You will be responsible for creating innovative interoperability platforms, tools and solutions to enable seamless and secure data inte

Contract

Senior Full Stack Developer

Portland, Oregon

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Today

Payrate: $104.00 - $105.00/hr. Summary: Client is seeking a Senior Full Stack Developer to join our Vehicle IT team within the IT Engineering group. This team develops and supports high-impact, enterprise-grade applications that power engineering, manufacturing, and aftermarket operations across Company. Our tech stack includes Java, .NET (C#), React, and Python, with applications deployed on Azure Kubernetes Service (AKS). In this senior role, you will play a key part in the design, development

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Contract

$104 - $105 hr

Senior Backend Software Engineer, API Client (NodeJS)

San Francisco, California

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Today

Who Are We? Postman is the world's leading API platform, used by more than 40 million developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration-enabling users to create better APIs, faster. The company is headquartered in San Francisco and has offices in Boston, New York, and Bangalore - where Postman was founded.

Full-time

USD 210,000.00 - 240,000.00 per year

Senior Java API Kafka Engineer with Banking domain EXP

Hybrid in Mount Laurel Township, New Jersey

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6d ago

HYBRID MODEL Must have financial (Banking) experienceMust have Camunda experienceMust have Kafka experienceKey Responsibilities Design and develop Java-based microservices and APIs using Spring Boot.Implement big file processing and optimize performance for large-scale data operations.Develop multithreaded applications for high-performance systems.Build and manage Kafka event streaming solutions (producer and consumer).Work with Camunda orchestration for workflow automation (nice-to-have).Colla

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Part-time

Depends on Experience

Senior Software Engineer - .API - (Remote - North Carolina)

Remote or Raleigh, West Virginia

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20d ago

Overview This is a remote role that may only be hired in the following location - North Carolina. This position provides complex technical support to data processing systems through enhancement of related software and processes. It is within the Corporate Technologies department and is responsible for providing primary advanced technical and operational business technology support for Corporate Procurement and Sourcing business functions. Develops software and procedures that improve processing

Full-time

Senior Software Engineer - .API - (Remote - North Carolina)

Remote or Raleigh, North Carolina

•

Today

Full-time

depends on experience

Senior Software Engineer - .API - (Remote - North Carolina)

Remote or Raleigh, North Carolina

•

Today

Full-time

depends on experience

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Senior API Developer jobs