API Jobs in California

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Mulesoft API Experience Hub Lead - REMOTE

Perficient

Remote or Columbia, Maryland, USA

Full-time

We currently have an exciting career opportunity for a Mulesoft API Experience Hub Lead. While our headquarters location is St. Louis, MO, this position is remote and can be based anywhere within the United States and will be working ET zones. Perficient is always looking for the best and brightest talent and we need you! We're a quickly-growing, global digital consulting leader, and we're transforming the world's largest enterprises and biggest brands. You'll work with the latest technologies,

Azure/API Solution Architect

RiseIT Solutions

Remote

Contract, Third Party

Company: iTech US, Inc. Job Title: Azure/API Solution Architect Location : Remote Job Responsibilities: Receive epic/feature assignments and general direction from train architect.Partner with Product Owner, BA and Development technical leads to refine/understand requirements.Partner with Solution Domain Lead architects (if necessary) to seek guidance or vet solutions impacting other domains.Collaborate with integration architect to deliver solution artifacts (sketch, ppt, etc.)Continuously att

API Solutions Architect II-IBM Cloud Pak

iSpace, Inc

Torrance, California, USA

Contract

It's a W2 contract position, No C2C/1099 API Solutions Architect II Location Torrance, CA (Hybrid of 4 days/week onsite and 1 day/week remote) Contract Duration August 2025 March 31, 2026 with possibility of an extension Required Skills and Expertise: Master s degree in Information Systems (IS), Computer Science, software engineering, information technology and/or equivalent industry experience.5-10 years of experience designing, developing, and implementing API solutions across various industr

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's)

ConsultNet, LLC

Remote or Dallas, Texas, USA

Full-time

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's) Remote (MST, Central or Eastern Time Zone) 6-12-month Contract or Contract to Hire Pay Rate: 75-80/hr A rapidly growing technology-driven organization focused on streamlining how sensitive records are managed, processed, and shared. They specialize in transforming manual, compliance-heavy workflows into secure, efficient digital solutions-helping clients improve access, accuracy, and overall operational performance across regulated env

Product Manager / API

Motion Recruitment Partners, LLC

San Francisco, California, USA

Full-time

Job Description A growing startup within the communication space is looking for a Product Manager to join their team. This individual will be working closely with the API engineering team to run the integration and API platform and define the roadmap. A strong candidate should have experience owning APIs, shipping products, and troubleshooting developer issues. Required Skills & Experience 5+ years of experience as a Product Manager Experience owning SDKs, or APIs Experience in startups Develop

Sr. SOAP API Developer @ Remote Role

Palnar

US

Contract, Third Party

Required Skills, 10+ years of experience with technologies including JAVA, SOAP API, REST, Unit Testing, ORM 5+ years of experience developing and deploying cloud-based applications in Azure 3+ years using front end JavaScript frameworks like Angular or React 3+ years of experience designing RESTful services using Web Api Strong technical knowledge of Azure PaaS, IaaS, and Azure AD Strong understanding of architectural design patterns, concepts, and best practices Strong analytical and problem-s

API Admin

Concent Software Solution LLC

Remote

Contract, Third Party

API Admin Remote Manage API Connect configuration and deployment.Ensure that the technologies and platform versions are updated with current, stable, and compliant architecture and applications that meet enterprise standards and security standards.Work closely with network and security teams to integrate API Connect into the existing infrastructure and enforce security best practices.Collaborate with Cyber Security and development teams to design and implement API policies and securityconfigurat

Senior Software Enginer / Node /API

Motion Recruitment Partners, LLC

Culver City, California, USA

Full-time

A fast growing e-commerce company located in the heart of LA is looking to grow their engineering team. You should want to be in office four days a week and surrounded by some great engineers with a great pedigree. Voted one of the best places to work at in 2024! Ideally, someone with extensive experience building out APIs with Typescript/Node. Someone with passion towards AI. Extensive system design experience. Required Skills & Experience 5 years of experience minimum doing software developme

Backend API Engineer, Node

Motion Recruitment Partners, LLC

Los Angeles, California, USA

Full-time

This position is hybrid in West Los Angeles. A fast-growing consumer product startup based in West Los Angeles is looking for a Backend Engineer to join their tight-knit team. They're building technology that connects buyers and sellers in a traditionally offline industry, streamlining transactions through modern APIs and scalable infrastructure. This is a startup. Candidates with current or previous startup experience are strongly preferred. Required Skills & Experience 5+ years of experience

AI API & Application Backend Engineer

SherlockTalent

San Francisco, California, USA

Full-time

Job Title: AI API & Application Backend Engineer Location: Bay Area, CA Job Type: Founding Level SWE, Full Time Salary: Founders-level equity and $200K+ Job ID: 7333 SherlockTalent is Hiring: AI API & Application Backend Engineer Do you have a passion for building scalable APIs, streamlining data flow, and coordinating the backbone of modern applications? SherlockTalent is seeking an AI API & Application Backend Engineer to develop and maintain robust application layer APIs, facilitate seamless

API Admin with APIC & Datapower

Concent Software Solution LLC

Remote

Third Party, Contract

Immediate Hiring - API Admin - 100% Remote Role : API Admin Location : 100% RemoteJob Type : Contract Skill Required : Clusters), ensuring high availability and load balancing for APIs.Manage API Connect configuration and deployment.Ensure that the technologies and platform versions are updated with current, stable, and compliant architecture and applications that meet enterprise standards and security standards.Work closely with network and security teams to integrate API Connect into the exi

Integration Architect - IBM WebSphere / API Management

ProCorp Systems Inc.

Remote

Third Party, Contract

Role: Integration Architect - IBM WebSphere / API Management Location: Remote Job Description: Clinet is seeking a WebSphere Integration Architect to join our highly successful Integration Practice in the US. The Integration Architect will lead implementation of IIB, APIC & DataPower Solutions for our key US clients, across all industries. Candidates must have good written and verbal communication skills and should have experience leading small teams of highly skilled consultants and interacting

Senior Software Engineer, Partner API

Airbnb

Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: Did you know there are millions of vacation rental homes that are managed through 3rd party software system

Quadient Inspire API Mangaement Developer

Tranzeal, Inc.

Remote

Contract

Role- Quadient Inspire API Developer Location: Remote We are seeking a skilled and experienced Senior Software Engineer to join our Document Composition & Generation Team within the Customer Communications Management (CCM) service line. The ideal candidate will bring deep expertise in the Quadient Inspire platform, strong programming skills, and a solid understanding of API and database technologies. This role is pivotal in developing and implementing dynamic, secure, and scalable customer commu

Golang API developer (5+ yrs)

Fervorly

Remote

Third Party, Contract

Job Description: Golang API Developer Job Overview We are seeking a highly skilled Golang API Developer with solid experience in building scalable backend services using Go, preferably within cloud-native environments. The ideal candidate should be proficient in designing and implementing RESTful APIs, have strong AWS exposure, and be capable of working in a fast-paced development cycle. Key Responsibilities Design, develop, and maintain robust and scalable backend services using Golang.Develop

Remote Cybersecurity Engineer (API/Web App Security)

Software Guidance & Assistance

Remote or Jacksonville, Florida, USA

Contract

Software Guidance & Assistance, Inc., (SGA), is searching for a Remote Cybersecurity Engineer (API/Web App Security) for a CONTRACT assignment with one of our premier Healthcare Services clients for a Remote position. Top Skills Needed: Azure/Entra ID Scripting (Powershell or Python) API Security frameworks OWASP top 10 Responsibilities: We are seeking an experienced Cyber Security Engineer to join our team, responsible for ensuring the security of our applications and APIs. This role w

Python/API Consultant

Precision Technologies Corp

San Jose, California, USA

Contract, Third Party

Python/API Consultant San Jose, CA (Onsite Role) Please share only local San Jose CA profile, who is ready for onsite role and in person interview with customer. Onsite role. Python developer the following expertise 1. Expertise in developing production levelcode utilizing OOPs concepts , 2. Experience in developingFASTAPI services , 3. Expertise in managing code quality, 4. expertise in optimizing performance 5. experience in code commit andversioning frameworks like BitBucket, GitHub 6. Exper

Lead Software Engineer - Backend & APIs

ADDSOURCE

Remote or US

Third Party

Title: Lead Software Engineer - Backend & APIs Position Type: Contract Location: Remote across USA/ Canada Location: Canada (Ideal) but also open for USA candidates too. Highlights/Mandatory: An expert in designing and scaling distributed, event-driven backend architectures using TypeScript, NestJS, and PostgreSQL. Extensive experience designing and optimizing PostgreSQL schemas and queries. Mastery of ORM tools (TypeORM, Prisma) and event-driven programming (Kafka, RabbitMQ, or similar). Stro

API Architect / Enterprise Architect

BI Solutions Inc

Remote

Contract, Third Party

This role is open for Remote work Job Description: Identify and design API layer for service registry, management, throttling, routing etc.Design security and authentication features in compliance with company policiesDesign system with the right mix of Monitoring, Alerting and TracingDefine Templates for Development Teams and perform regular code reviews to ensure best practices are followed.Design Integration layer using a combination of approaches (services, messaging etc.) to support downst

Guidewire API Portal Project Manager

SYSTEM SOFT TECHNOLOGIES LLC

Remote

Contract

System Soft Technologies is widely recognized for its professionalism, strong corporate morals, customer satisfaction, and effective business practices. We provide a full spectrum of business and IT services and solutions, including custom application development, enterprise solutions, systems integration, mobility solutions, and business information management. System Soft Technologies combines business domain knowledge with industry-specific practices and methodologies to offer unique solution