Senior API Developer jobs

Tacoma, Washington

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Today

Company Overview At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our employees are building purpose-driven careers, not just filling jobs. We bring together people with many different perspectives, experiences, and talents to drive innovation

Full-time

Senior Java API Developer - Backend

Pittsburgh, Pennsylvania

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Today

Position Description: 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, microservices architecture, API frameworks, and cloud native development. This role requires strong technical leadership, hands on development capability, and the ability to guide a team through complex engineering challenges. The developer will collaborate closely with cross fu

Full-time

USD 70,800.00 - 156,700.00 per year

Senior API Integration Developer

Bloomington, Illinois

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Today

Experience more with a career at COUNTRY Financial! We're excited you're interested in a career at COUNTRY as we strive toward our vision - to enrich lives in the communities we serve. Our footprint spans coast to coast. But more important than where we operate, is the people who do the work. Apply today to help our organization grow and make a difference for our clients. About the role Senior Integration Developer (MuleSoft / Azure API Management) COUNTRY Financial is seeking a Senior Integr

Full-time

USD 113,200.00 - 155,650.00 per year

Senior Developer, API Platforms

Cleveland, Ohio

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Today

Job Description Design, integration, and implementation of platforms in a service provider environment. Perform technical development, Object-Oriented Programming, Database Management, and API design, using modern development languages and technologies. Provide technical consulting to management, business users, and technical associates and works closely with other developers as a mentor and can operate with autonomy, and leadership beyond baseline experience. Provide input and direction to sol

Full-time

Sr OpenShift API Developer - Big Data

Hybrid in Charlotte, North Carolina

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3d ago

Job Description: Platform Management: Deploy, configure, and maintain containerized Spark Applications on OpenShift or Google CloudData Pipeline Development: Design and implement large-scale data processing workflows using Apache Spark and Apache AirflowOptimization: Tune Spark jobs for performance, leveraging OpenShift's resource management capabilities(e.g., Kuberetes orchestration, auto-scaling).Integration: Integrate spark with other data sources (e.g., Kafka, s3, cloud storage) and sinks (e

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Contract

45 - 55

Lead API Developer

Pittsburgh, Pennsylvania

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12d ago

Job Title: Lead API Developer Location: Pittsburgh, PA / Cleveland, OH / Dallas, TX | Onsite Employment Type: Permanent Duration: Full-time About: VLink, founded in 2006, is a leading global provider of software engineering services with next-gen technologies and best-in-class talent. Our Headquarters are in the U.S, and we have offices in 7+ countries from North America-Europe to APAC, with expansion plans in the Middle East. With over 1,000 employees working globally, VLink has helped SMBs, a

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Full-time

$100,000 - $120,000

Senior API Platform Software Engineer

Pittsburgh, Pennsylvania

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9d ago

Senior API Platform Software Engineer Fulltime Hybrid Knoxville, TN | Columbia, SC | Lafayette, LA | Birmingham, AL Position Overview Seeking a Senior API Platform Software Engineer to build and enhance backend services, APIs, and API platform capabilities within a highly distributed, AWS-based financial services environment. This is a hands-on role requiring strong experience with Java and/or Python, REST APIs, Microservices, AWS, Apigee, API Security, and DevOps. Key Responsibilities Develop

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Full-time

$98000

Senior API Platform Software Engineer

Birmingham, Alabama

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9d ago

Job Title - Senior API Platform Software Engineer Locations: Lafayette, LA | Knoxville, TN | Birmingham, AL | Columbia, SC Work Arrangement: Hybrid Employment Type: Full time Experience Required: 5+ years Position Overview We are seeking a Senior API Platform Software Engineer to join an API Ecosystem team supporting enterprise scale financial services applications. This role is focused on building and enhancing backend services, APIs, and API platform capabilities within a highly distributed, A

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Full-time

$98000

Senior API Platform Software Engineer

Lafayette, Louisiana

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9d ago

Easy Apply

Full-time

$98000

Senior API Platform Software Engineer

Knoxville, Tennessee

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9d ago

Easy Apply

Full-time

$98000

Senior API Platform Software Engineer

Columbia, South Carolina

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9d ago

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Full-time

$98000

Senior AI Developer

Charlotte, North Carolina

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Today

Senior AI Developer Location: Charlotte, NC Hybrid: 3 days onsite / 2 days remote Shift: Monday through Friday 8am - 5pm Pay Rate: Required Qualifications 7 10+ years software engineering experience; 3 5+ years applied ML/GenAI building production systems. Expert with Lang Chain and Lang Graph (tools, agents, state graphs, retries, sub?graphs, observability). Hands?on with Vertex AI (Foundational models, Endpoints, Pipelines, Vector Search, Model Garden; IAM & service architectures). Strong RA

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Contract

USD70 - USD80

Senior Software Engineer - Java API developer

Pune, Maharashtra

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Today

About the Role We are seeking a highly skilled Senior Java API developer with experience in building high-performing, scalable, enterprise-grade backend systems in the digital advertising domain. In this role, you will design, develop, and optimize backend services powering Mobile Ad SDK systems and AI-driven products such as recommendation engines, monetization optimization platforms, and intelligent ad delivery systems. This role will be responsible for productionizing machine learning models,

Full-time

Senior Full Stack Developer

Charlotte, North Carolina

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Today

job summary: Design and develop complex application features and services. Lead API and microservices development initiatives. Build and optimize React-based front-end applications. Design and develop Java and Python services supporting workflow, reporting, automation, and AI-enabled capabilities. Conduct code reviews and enforce engineering standards. Mentor junior developers and provide technical guidance. Troubleshoot and resolve complex application and production issues. Design solut

Contract

USD48 - USD55

Sr Fullstack Angular Developer

Charlotte, North Carolina

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Today

job summary: Randstad Digital is hiring and we're looking for someone like YOU to join our team! If you are seeking a new opportunity, looking to grow in your career, or you know someone who is - we want to hear from you! Take a look at the below opportunity, or feel free to visit RandstadUSA.com to view and apply. location: Charlotte, North Carolina job type: Contract salary: $64.96 - 69.96 per hour work hours: 8am to 5pm education: Bachelors responsibilities: Must Have Skills 8+ years of

Contract

USD65 - USD70

Sr. API Engineer

Charlotte, North Carolina

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5d ago

Title: Sr. API Engineer Contract: Ongoing contract Location: Charlotte, NC (CLT) - need to currently be local Must Haves: GraphQL experience on the backendTerraform experience with AWSExperience building RESTful and GraphQL APIs with Node.jsBachelor's degreeMid-level (5 years) or Senior-level (8 years) experience100% individual contributor who takes accountability and responsibility for assigned work Nice to Haves: Some UI experience (e.g., React) or willingness to learnPrior Ally experienceNot

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Contract, Third Party

55 - 60

Senior React Developer with Java API & Spring Boot Experience

Hybrid in San Leandro, California

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20d ago

Company Overview: Req ID: 386086 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Senior React Developer with Java API & Spring Boot Experience to join our team in San Leandro, California (US-CA), United States (US). Job Description: NTT DATA strives to hire exceptional, innovative, and passionate individuals who want to

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Third Party, Contract

Depends on Experience

API Developer

Minneapolis, Minnesota

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17d ago

Job DescriptionLooking for an experienced API Developer with strong experience in AWS, Node.js, and TypeScript to build and support scalable API and microservices solutions. Required SkillsNode.js and TypeScriptAWS servicesRESTful API design and developmentMicroservices architectureBackend-for-Frontend (BFF)Event-driven architectureQueues and streamingIdempotency and replay patternsAPI integration and distributed systemsNice to HaveFHIR (Fast Healthcare Interoperability Resources)Healthcare or c

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Contract

50 - 60

Senior API Integration Engineer

Hybrid in Los Angeles, California

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Yesterday

We are seeking a Senior API Integration Engineer to design, develop, and support enterprise API and integration solutions in a large-scale environment. The ideal candidate will have deep expertise with IBM API Connect, DataPower, API security, cloud integrations, and enterprise middleware. Required Qualifications8+ years of software development and integration experience.5+ years of hands-on experience with IBM API Connect (APIC) and IBM DataPower.Strong experience building and managing REST/SOA

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Contract

Depends on Experience

Senior SQL Server & .NET API Developer (Azure)

McLean, Virginia

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Today

Job Family: Systems Engineering Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust Senior SQL Server & .NET API Developer (Azure) What You Will Do Guidehouse is seeking a Senior SQL Server & .NET API Developer to support the enhancement, maintenance, and deployment of a mission-critical federal application hosted in Microsoft Azure. This role is ideal for a developer whose primary expertise is SQL Server application development and database-centric solution archi

Full-time