API Jobs in California

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1 - 20 of 2,569 Jobs

API Architect

Atmecs Global Inc.

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Sunnyvale, California, USA

Full-time, Third Party

Hi, Position Title: API ArchitectLocation: Sunnyvale, CADuration: 12 Months Should have good experience on API Design and development.Should have good experience on API management systems with full management and governance.Good experience in Banking domain Thank you Vamsi Krishna vamsi at atmecs dot com 3350 Scott Blvd Bldg 19, Santa Clara, CA 95054
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Posted 4 days ago | Updated 4 days ago

Commercial Product Manager - API Banking (Hybrid)

First-Citizens Bank & Trust Company

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San Francisco, California, USA

Full-time

Overview This is a hybrid role, with the expectation that time working will regularly take place inside and outside of a company office. The Digital Channel Product team is responsible for developing and delivering a full range of Treasury, Cash Management, and Payment products designed to meet the full spectrum of First Citizens and SVB client needs. Specifically, this role is responsible for the delivery of API Banking functionality for commercial clients across market segments and growth st
Posted 33 days ago | Updated 6 hours ago

High-Level AI Platform API Developer Sr. Software Engineer to work with a company a t the forefront of hardware technologies accelerating and optimizing FHE encryption via Artificial Intelligence.

VortexLink

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Campbell, California, USA

Full-time

High-Level AI Platform API Developer Sr. Software Engineer Fulltime opportunity in Campbell, CA(Hybrid) As a senior member of the System Software team, you will play a key role in crafting and evolving C/C++ APIs that enable AI/ML developers to program our ASIC fabric efficiently. You will also collaborate closely with the RTL team to understand the hardware architecture and develop functional tests for the ASIC. Our ASIC, a PCIe-based device with dataflow computational and memory resources, req
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Posted 5 days ago

Software Engineer (serving API)

Genmo

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San Francisco, California, USA

Full-time

Job DescriptionJob DescriptionWe are Genmo, a research lab dedicated to building open, state-of-the-art models for video generation towards unlocking the right brain of AGI. Join us in shaping the future of AI and pushing the boundaries of what's possible in video generation. Role OverviewWe are looking for a senior/staff software engineer to join our inference team. In this role, you will be responsible for designing and scaling our inference systems as they grow to support over millions of use
Posted 19 days ago | Updated 18 hours ago

Senior Engineering Manager - Product/APIs

Bitcoin Devs Company

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Remote or Los Angeles, California, USA

Full-time

Job DescriptionJob DescriptionOverview: The Senior Engineering Manager for Product/APIs plays a crucial role in leading and managing the development of high-quality, scalable, and resilient product/API solutions. This individual will drive technical product development, deliver cutting-edge APIs, and lead a team of talented engineers to deliver on our product roadmap. As a senior leader, they will work cross-functionally to align engineering efforts with business goals, ensuring the successful d
Posted 29 days ago | Updated 20 hours ago

API Technical Lead

Fiekon

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Remote

Third Party, Contract

Role: API Technical Lead Location: REMOTE Duration: Long Term Job Overview: As an API / Solutions Architect, you will be responsible for designing, developing, and maintaining complex API solutions that meet the requirements as well as adhere to established architectural principles, standards, and patterns. He / She will collaborate closely with cloud engineering platform team to work on API and Devops tools. He / she will collaborate with software developers, system architects, product manager
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Posted 10 days ago

API Cloud Engineer

Kforce Technology Staffing

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Remote or Washington, District of Columbia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking an API Cloud Engineer in Washington, DC. Responsibilities: * API Development and Management: Design, build, and maintain robust APIs, ensuring scalability, performance, and alignment with business requirements; Utilize AWS API tools and MuleSoft for consistent, reliable API integration * Maturity of API Practices: Drive the maturity of API practices within the organization, establishing governance, documentation standards, and best practices
Posted 3 days ago | Updated 2 hours ago

100% Remote :: Security Software Engineer - API Consultant role

Inspire Client LLC

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Remote

Contract

Job Title: Security Software Engineer - API Consultant Location: Remote. No West Coast candidates. Duration: 12/31/25, should extend out. Interviews Video We have a Remote contract role for a Security Egnineer / API Security Consultant. We need a Security Engineer with a strong focus on API Security specifically very strong on API Scanning and API Runtime. The ideal candidate will have experience engineering automated solutions, creating custom APIs using serverless technologies like AWS Lambd
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Posted 2 days ago

Principal Software Engineer - API Development (US Based)

Connectbase

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Remote or Westborough, Massachusetts, USA

Full-time

Job DescriptionJob DescriptionPrincipal Software Engineer Connectbase is one of the fastest growing VC funded SaaS companies focused on providing data-driven solutions for the connectivity industry. The Connected World, the core platform of Connectbase, allows our ecosystem partners to use location-based insights and automation to buy and sell connectivity more effectively than ever. With cutting edge technology and best-in-class service, we offer solutions that drive growth for our customers
Posted 8 days ago | Updated 7 hours ago

API Cloud Engineer

Eliassen Group

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Anywhere, US

Contract

Description: API Cloud Engineer to lead and mature our API management practices, supporting integration across our cloud environment. This role is responsible for developing, managing, and optimizing APIs to ensure seamless interoperability and reliability in our cloud-based systems. Initially focused on MuleSoft, this position requires strong experience with AWS API tools, including API Gateway and related services. Deep understanding of API lifecycle management, cloud integration, and best pr
Posted 9 days ago | Updated 9 hours ago

Business Tech Analyst from a Testing (Prefer Automation)Background and Banking Background (Data masking/ADO/API Automation/SQL/Oracle)

American IT Systems

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Remote

Contract, Third Party

Role:: Business Tech Analyst from a Testing (Prefer Automation)Background and Banking Background (Data masking/ADO/API Automation/SQL/Oracle) Remote Contract This role requires a Tech BA who is both business-focused and technically proficient, especially in data-related areas like Data Masking within Oracle/SQL environments and the ADO System. They will work closely with both technical and non-technical teams to ensure the requirements are met, quality standards are maintained, and the project
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Posted 1 day ago

Azure API Specialist

IO Datasphere

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Remote

Third Party, Contract

IO Datasphere, Inc. has been providing project management, software development and IT staff augmentation services to our clients in the Midwest and throughout the U.S. since 1996. We are an approved vendor on contract to provide software development and IT staff augmentation services for the States of Illinois, Michigan, Minnesota, Iowa, and Wisconsin. We also provide these services to businesses, as well as local and county governments, in the Midwest and nationwide. Our client is seeking an
Posted 9 days ago

ServiceNow Technical Consultant / Business Process Consultant - S2P/SAP API

HCM Staffing and Consulting

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Remote

Contract

Role: Sr. TC / Sr. BPC with S2P/SAP API Start Date: ASAP End Date: 2/21/25 Hours: 191 total | Approximately 6+ hours per week Location: Remote Scope: Resource will need to be EXPERIENCED working on/with: Purchase Orders will include a tax estimate based on a single SAP APIBuild and configure the Customer capitalization rules into Purchase Requisition logic to insure appropriate accounting treatmentImplement Customer's Purchase Requisition approval rules as defined in workshopsEnable the OOTB Pro
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Posted 9 days ago

API Cloud Engineer

Randstad Digital

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Remote or District of Columbia, USA

Contract

job summary: Job Summary We are seeking an experienced API Cloud Engineer to lead and mature our API management practices, supporting integration across our cloud environment. This role is responsible for developing, managing, and optimizing APIs to ensure seamless interoperability and reliability in our cloud-based systems. Initially focused on MuleSoft, this position requires strong experience with AWS API tools, including API Gateway and related services. The ideal candidate will be proacti
Posted 10 days ago | Updated moments ago

API Developer

Randstad Digital

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Remote or Sacramento, California, USA

Contract

job summary: Required skills : Please list your expectations regarding years of experience for each requirement. Proven success in development of APIs Programming Languages - SQL, Java or C# Knowledge of healthcare environment and Fast Healthcare Interoperability Resources (FHIR) Skills/attributes are required: Years of experience 7+ Proven success in development of APIs Programming Languages - SQL, Java or C# Knowledge of healthcare environment and Fast Healthcare Interoperability Resources (F
Posted 5 days ago | Updated moments ago

Kong API Expert

Mergen IT LLC

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Remote

Contract, Third Party

Title: Kong API Expert Location: Remote Duration: 12+ Months Key Responsibilities: Architecture Design: Design and implement API gateway solutions using Kong Enterprise or Kong Gateway (OSS). Architect scalable and secure API management strategies for cloud, on-premise, and hybrid environments. Integration & Deployment: Enable API integration with microservices, legacy systems, and third-party services. Design and configure plugins, routes, services, and consumers in Kong. Implement authenticati
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Posted 12 days ago | Updated 11 days ago

API Cloud Engineer

Connect Centric

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Remote or Alexandria, Virginia, USA

Full-time

Job DescriptionJob DescriptionAt Connect Centric, we are more than just consultants we are partners committed to our clients' success. We take a hands-on approach, working closely with our clients to transform strategies into measurable, real-world outcomes. As a strategy execution team, we take full ownership of every project from start to finish, ensuring that our clients see tangible results, not just ideas. Our work is grounded in heart, empathy, and accountability, and we recognize that eac
Posted 1 day ago | Updated 7 hours ago

Software Engineer/C++/API

Employnet

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San Diego, California, USA

Full-time, Contract

Job Description Performs complex software engineering assignments. This position typically works under general supervision and direction. Incumbents of this position will regularly exercise discretionary and substantial decision-making authority " Prepares development software, codes software (C++) and designs specific enhancements utilizing Socket API programming in Linux and Windows " Participates in the design, development, planning, modification and testing of application software (C++) runn
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Posted 45 days ago | Updated moments ago

Sr. Developer (Integrate Datadog API?s with Clojure)

W3Global

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Remote or Dallas, Texas, USA

Third Party, Contract

Role: Sr. Developer (Integrate Datadog API's with Clojure) Remote Contract Skills & Experience We're Looking For: EN-IN; font-size: 14px;">BS in Computer Science or related Engineering is required; MS degree is desirable. EN-IN; font-size: 14px;">10+ years of proven, hands-on track-record as a software engineer, focused on cloud-based systems. EN-IN; font-size: 14px;">Mastery of a variety of programming languages - Clojure, Java, Python, but knowledge of Golang or JavaScript (NodeJS) are desi
Posted 3 days ago | Updated 6 hours ago

Sr. Apigee API specialist/developer

Intellect IT

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Remote

Contract, Third Party

Role: Sr. Apigee API specialist/developerLocation: Remote Here is the tech Scope: Migration (Apigee Edge to Apigee X) Develop, document and run the prerequisite and checklist before the migrationWork and review with the Customer team on migration implementation.Performing migration of Apigee resources, configurations, and artifacts from Apigee Edge for Private Cloud (OPDK) to Apigee X for the in-scope Apigee Edge for Private Cloud (OPDK) Organization.Proxies that are incompatible with Apigee X
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Posted 30 days ago