API Jobs in San Francisco, CA

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Lead AWS API Developer

Ohm Systems, Inc

Remote

Contract

Job Description We are seeking a highly skilled AWS API Developer with strong experience in TypeScript/JavaScript to join our dynamic team.This role involves building scalable APIs and data pipelines using modern AWS services and frameworks. The ideal candidate will have hands-on experience with NestJS, Lambda, Step Functions, and S3, and will be comfortable working with structured and semi-structured data formats such as XML, JSON, and delimited files.Experience working in a SAFe Agile environm

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

API .NET + AWS Sr. Developer - Remote

Perficient

Remote or St. Louis, Missouri, USA

Full-time

We currently have a career opportunity for an API .NET + AWS Senior Developer to join our remote team located anywhere within the US. As a Senior Developer and Consultant you will participate in all aspects of the software development lifecycle which includes estimating, technical design, implementation, documentation, testing, deployment and support of application developed for our clients. As a member working in a team environment you will take direction from solution architects and Leads on

Microservices engineer- API / Security

HCL America Inc.

Remote

Full-time

We are HCLTech, one of the fastest-growing large tech companies in the world and home to 218,000 people across 60 countries, supercharging progress through industry-leading capabilities centered around Digital, Engineering and Cloud. ( ) The driving force behind that work, our people, are diverse, creative, and passionate, raising the bar for excellence on a regular basis. We, in turn, work hard to bring out the best in them as we strive to help them find their spark and become the best version

Senior API Engineer

York Solutions, LLC

Remote

Contract

? This person will be on a critical effort for an enterprise CIF decommission ? Expected to come in and help with the strategy. There is work that needs to be done by the end of the year. ? This person should have OATH experience and will be creating swagger documents & writing automation tests ? Java is a must ? Hands on API experience is a must ? They do have event driven architecture in their environment Technical Skills: ? API developers should have comprehensive technical skills, includ

Full Stack Developer - Backend / API Development

Zachary Piper Solutions, LLC

Remote

Full-time

Piper Companies is looking for a Full Stack Developer - Backend / API Development to join a strategic global organization a fully remote role working EST / CST hours. The ideal Full Stack Developer - Backend / API Development will design and build scalable backend services while contributing to frontend development efforts. Responsibilities for Full Stack Developer - Backend / API Development: Build and maintain robust, scalable RESTful APIs using Python to power core platform features Collab

Microservices API engineer-

HCL America Inc.

Remote

Full-time

We are HCLTech, one of the fastest-growing large tech companies in the world and home to 218,000 people across 60 countries, supercharging progress through industry-leading capabilities centered around Digital, Engineering and Cloud. ( ) The driving force behind that work, our people, are diverse, creative, and passionate, raising the bar for excellence on a regular basis. We, in turn, work hard to bring out the best in them as we strive to help them find their spark and become the best version

Data Analyst (TikTok API)

BayOne Solutions

Remote or San Francisco, California, USA

Contract, Third Party

Role: Data Analyst Location: San Francisco, CA - Hybrid Job Description: A Data Analyst with TikTok API integration works with TikTok's data to extract, analyze, and interpret information, often for business or research purposes. This involves using the TikTok API to retrieve data like user demographics, video performance, and engagement metrics, then using those insights to inform strategies and improve performance. Key Responsibilities: Data Extraction: Using the TikTok API (or third-party too

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

API Technical Writer

GlobalLogic Inc.

Remote

Full-time

Job Description: Fluent in authoring API reference documents and developer guides that help empower others to create innovative new business applicationsCapable of crafting content that is as technically sound as it is clear and conciseAttuned to the differences between all methods in the REST architectural styleWilling to experiment with new ways to organize and deliver content onlineAutonomous and comfortable juggling multiple, overlapping, and, at times, competing prioritiesComfortable forgin

Back End Python API Developer

Eliassen Group

Anywhere, US

Contract

Description: **100% Remote** Back-End Python Developer as part of a Data Engineering Team responsible for developing APIs for a Data Visualization Tool. Due to client requirement, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Pay: $65 - $70/hr W2 Responsibilities: Hands-on Back-End Python Developer to help build a highly c

UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLC

Remote or Milwaukee, Wisconsin, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have

C#.NET API Developer

TriCom Technical Services

Remote

Contract

C#.NET API Developer Summary This C#.NET API Developer will focus on developing financial applications, creating workflows, and API integration. Responsibilities Support the company's financial systems.Develop Web-based solutions for internal customers business needs using C#/MVC.NET and MS SQL.Develop methods and processes to interact with various Cloud-based APIs using SOAP and RESTful APIs.Develop and maintain data synchronization between various systems within and between the company and o

Senior API Test Automation Engineer for API and Data Pipeline Testing

Resource Informatics Group

Remote

Contract

Title: Senior API Test Automation Engineer for API & Data Pipeline Testing Location: NYC - Candidate should follow EST Time - Remote Duration: 6+ months Rate: $Market All Inclusive 1. Purpose The purpose of this Statement of Work (SOW) is to define the responsibilities and deliverables of a Senior API Test Automation Engineer engaged to design, develop, and maintain automated testing solutions for REST APIs, Kafka data ingestion pipelines, and backend validations for FDR Squad. 2. Scope of Work

Software Engineer, Public API

Notion

San Francisco, California, USA

Full-time

About Us: We're on a mission to make it possible for every person, team, and company to be able to tailor their software to solve any problem and take on any challenge. Computers may be our most powerful tools, but most of us can't build or modify the software we use on them every day. At Notion, we want to change this with focus, design, and craft. We've been working on this together since 2016, and have customers like OpenAI, Toyota, Figma, Ramp, and thousands more on this journey with us. Tod

(BizBuySell) - Software QA Engineer (Manual Web/API Testing)

Costar Group

San Francisco, California, USA

Full-time

(BizBuySell) - Software QA Engineer (Manual Web/API Testing) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. CoStar Group's Business for Sale marketplaces

Principal Plant Process API Eng

Bayer Corp

Berkeley, California, USA

Full-time

At Bayer we're visionaries, driven to solve the world's toughest challenges and striving for a world where 'Health for all Hunger for none' is no longer a dream, but a real possibility. We're doing it with energy, curiosity and sheer dedication, always learning from unique perspectives of those around us, expanding our thinking, growing our capabilities and redefining 'impossible'. There are so many reasons to join us. If you're hungry to build a varied and meaningful career in a community of br

Lead Software Engineer - API Platform/Data Engineering

JPMorgan Chase & Co.

Palo Alto, California, USA

Full-time

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Consumer and Community Banking API Marketplace Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible for conducting critical technolog

Senior Software Engineer (Frontend), API Client

Postman, Inc.

San Francisco, California, USA

Full-time

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 an office in Bangalore, where it was founded. Postman is privately held,

Sr MTS - Architect, Public APIs

eBay Inc.

Remote or San Jose, California, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur