Backend Developer Jobs in California

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Backend Software Engineer

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

Backend Engineer

Mitchell Martin, Inc.

Remote or Overland Park, Kansas, USA

Full-time, Contract

Title: Backend EngineerLocation: Midwestern Region (Onsite) Employment Type: Full TimeCompensation Pay Range:$105000-$150000/YrsDescription * Develop and enhance backend systems to support new and existing products. * Collaborate with various stakeholders to ensure successful product development. * Maintain high-quality code standards and testing procedures. * Communicate effectively with team members and other departments. * Contribute to the overall success of the product lifecycle.Key Respons

Backend Engineer

Accroid Inc

Remote or Dallas, Texas, USA

Third Party, Contract

Remote Backend Engineer Texas In-person Interview required AI/ML Experience a big plus especially LLaMA, Vertex AI, SageMaker, AzureML, etc. VERY proficient in SQL - able to write debug and optimize queries and like working in it. Node.js : React and Next.js PostgreSQL DevOps / IaaC/ cloud Infrastructure Design, architect, and implement robust APIs and services using Node.js, PostgreSQL, and Redis Optimize complex SQL queries and schemas to ensure lightning-fast performance across large datase

Backend Engineer

RedBrick Staffing

San Diego, California, USA

Full-time

Job DescriptionJob Responsibilities: Architect & implement backend servicesDevelop GraphQL APIs to support AI agents & real-time frontendsBuild secure, scalable models for production, procurement, & inventoryImprove database performance & ensuring system reliabilitySupport CI/CD pipelines, Docker-based environments, & deployment workflowsEnable real-time coordination across human & AI agents Job Requirements: 4+ years of backend or full-stack experience with production systemsStrong experience

Backend Engineer

Imperial Partners Group

Remote

Full-time

Requirements: Multiple roles available from 2-15 years of experience most companies have been tech agnostic, however experience with Java or python is a bonus!Comp: $120-160K

Senior Back End Developer

Confidential Company

Remote

Contract

We are an award-winning team of very trusted and respected technologists looking for a senior back end developer to join our team for a 100% remote project. Must have deep expertise in back end development and API development, with solid understanding of Python and interested in working with Python. This is a contract role, paid hourly c2c, and can be 20 hours per week, 30 hours per week, or 40 hours per week. Sound like a fit? Let's talk!

Backend Software Engineer

Ventechsoft Inc

San Francisco, California, USA

Full-time

Role: Backend Software Engineer Location: San Francisco, CA(Remote) Project duration: 6+ Months Experience: 10+ Years Visa: Any It's a W2 Role, Please don't ask C2C The current background check solution features several public APIs, both public and internal portals, and a range of microservices. This is all integration backend focused work. Candidate will be working on will be primarily new builds, building new services, and integration work.80% of work will be in Python, 20% of work will be le

Senior, Software Engineer | Backend | Personalization | Sunnyvale

Walmart Inc.

Remote or Bentonville, Arkansas, USA

Full-time

Position Summary What you'll do **Immigration sponsorship is not available in this role.** Walmart Global Tech is looking to hire a seasoned Backend Senior Software Engineerfor Personalization team. If you are an engineer who comes with both strong back-end & front-end devlopment background & are passionate about solving problems at scale, feel free to apply! About Team: Our team works closely with our US stores and eCommerce business to better serve customers by empowering team members, st

Backend Engineer / Rust

Jobot

San Francisco, California, USA

Full-time

Hybrid Remote *Candidates must be commutable distance from San Francisco* / Leading Developer Platform for Zero-Knowledge Applications This Jobot Job is hosted by: Caitlyn Hardy Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $150,000 - $250,000 per year A bit about us: We are a leading developer platform for zero-knowledge applications. We are on the lookout for a passionate and skilled Backend Engineer with a strong command over Rust to j

React Developer

Stellar IT Solutions

Remote or Ann Arbor, Michigan, USA

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

Job Title: React Developer Location: Remote Job Duration: 6+ Months Interview: Video Job Description: We are seeking a Mid to Senior-Level React Developer to support a legacy application modernization project. The role involves rewriting components of an existing WebForms application into a modern tech stack using React with TypeScript and a .NET Core API. The ideal candidate will be comfortable navigating legacy code and helping transition to the new architecture, with a strong focus on fro

BACKEND ENGINEER/ UI SOLUTION ARCHITECT

SUNRAY INFORMATICS

Remote

Third Party, Contract

Hi Professionals, We have an immediate openings for the below role, If interested please apply. Job Title: BACKEND ENGINEER/ UI SOLUTION ARCHITECT Type :C2CInterview: Telephonic & RemoteJOB RESPONSIBILITIESOVERALL EXPERIENCE 12YRS+ We are seeking a Senior Backend Engineer / Solutions Architect to join our client s innovative engineering team. This role is ideal for a backend specialist with deep expertise in Node.js and TypeScript, who is confident designing scalable backend architectures within

Node.JS Engineer

Spire Systems Inc

Santa Clara, California, USA

Contract

6 months+ Onsite- Santa Clara, CA Backend Engineer- Golang, NodeJS, React Design and develop robust backend services using 1 or 2 years of expertise Golang, NodeJS. Architect both client-side and server-side systems Develop and manage scalable NoSQL or SQL databases and applications. Kubernetes, Dockers Google Cloud Platform/AWS Backend Engineers responsible to develop and design our scalable microservices used to activate all cloud products. We are seeking experienced senior level Software

Lead Full Stack Developer

Y & L Consulting Inc.

Mountain View, California, USA

Full-time

We re looking for a Senior Fullstack Engineer who leans frontend and is passionate about building beautiful, intuitive user experiences without shying away from getting into the backend when needed. If you love collaborating across disciplines, thinking holistically about how a feature works from the database to the browser, and rolling up your sleeves to make things happen, we want to talk to you. You ll work closely with designers, account managers, and backend engineers to bring ideas to life

Backend Engineer (Python)

LanceSoft Inc.

Remote

Contract

Key Requirements: Experience:4+ years of software development experience. If more experience, then they will go senior level title)Must have a BS degree in Computer Science or related fieldTechnical Skills:Python Strong experience (must-have)Data Structures & Algorithms RequiredAWS Practical experience requiredAI/ML:Prior ML experience (even if older) and at least 6 months of hands-on GenAI experience or solid exposureExperience working in a Generative AI-focused Soft Skills:Strong communication

Senior Backend Engineer

Jobot

San Francisco, California, USA

Full-time

Founding Equity + Great Benefits This Jobot Job is hosted by: Ryan Kilroy Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $180,000 - $250,000 per year A bit about us: We are building the commerce platform for the AI age. The web continues to be the most profitable customer acquisition channel for selling goods and services. Over the past two decades, SaaS products like Squarespace and Shopify have dominated online commerce. They've made it

Backend Software Engineer, Optimus

Tesla Motors

Palo Alto, California, USA

Full-time

As a member of the Optimus tooling team you will build the backend services and web tools that accelerate our humanoid robotics program. You'll help create the websites used by our AI engineers and operators to control our growing fleet of Optimus robots. You'll improve our real-time and offline analysis tools which provide a 3D view of the surrounding environment. You'll develop the platform used by our AI team for labeling data and running real-world evaluations. A strong candidate is exceptio

Senior Back-End Engineer

Jobot

San Francisco, California, USA

Full-time

Amazing Benefits + Founding Equity This Jobot Job is hosted by: Ryan Kilroy Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $180,000 - $250,000 per year A bit about us: We wee founded in 2021 by a few UC Berkeley in 2011 while studying computer science. We launched in late 2022 and grew to over 1000+ paying customers in under a year with no sales or marketing budget. To date, we've raised over $8.4M in seed funding from Figma, YCombinator,

ADA Accessibility Developer---Front End

Allwyn Corporation

Remote

Contract, Third Party

Position: Mobile & Web Developer with Angular/Ionic + ADA Location: Remote Duration: 4+ months Job Description: We are looking for a skilled Front-End Developer who can contribute across both mobile and web (.com) platforms. The ideal candidate will have hands-on experience with Angular and Ionic frameworks, and a strong understanding of ADA compliance to ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applic

Senior Backend Software Engineer

Oracle Corporation

Redwood City, California, USA

Full-time

Job Description Fusion Applications (FA) is Oracle's leading SaaS offering of several critical business applications like Enterprise Resource Planning(ERP), Human Capital Management(HCM), Customer Relationship Management(CRM) and many more. The enterprise grade application suite serves as one of the focal points of Oracle's business value. While Fusion Applications has been a huge success, the basic architecture is based on an on-premise, Fusion Middleware stack that has not changed since its i

Back End Engineer

Quest Global Services-NA Inc.

Sunnyvale, California, USA

Full-time

Greetings from Quest Global. We have a requirement for which we are actively sourcing. If you feel that your experience and skill set might be suitable for this requirement, please send us your most recently updated resume along with your contact information, best times when we can contact you. I would appreciate it if you could refer to your friends or colleagues. You may please forward my email to them. Title: Back End EngineerLocation: Bay Area, CA Job Description:Strong experience with Pytho