back end developer Jobs in california

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Senior Golang Developer

Reliable Software Resources

Remote

Contract

Senior Backend Engineer (10+ years) Remote 6+ months Skills: Expertise in Go, Typescript, node.JS Proficiency in designing efficient GraphQL API's and microservices for low latency and high availability system Strong experience with MySQL Experience in cloud environments (AWS & Google Cloud Platform) Experience in Terraform Experience in CloudFormation

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

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!

Sr Backend Engineer

Robert Half

Remote or Bellevue, Washington, USA

Contract

Description Robert Half is seeking a Senior Backend Engineer to support a Financial Services organization based in Seattle, WA. This role involves building out a new cloud-native integration platform as part of a larger greenfield development effort supporting vendor, policy, and claim systems. The position is Remote, in a 6-month contract (with potential to convert to full-time). Apply today! Job Details: Schedule: Flexible - candidates can work PST or EST; asynchronous communication is comfor

Golang -Backend Engineer

SES

Remote

Contract

Top 5 Technical Skills: Experience using the following Tech Stacks: Golang; Python; and NodeJSUnderstanding of cryptography, consensus algorithms, and other core concepts of blockchain technologyFamiliarity with Private Blockchain as well as Public platforms such as Ethereum, Hyperledger, and/or CordaTop 3 Soft Skills: Outstanding CommunicationsCollaborationProven ability to work with Vendors and External PartnersJob Description: The Backend Engineer is responsible for the development and implem

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 (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

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 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

BACKEND ENGINEER/ UI SOLUTION ARCHITECT

SUNRAY INFORMATICS

Remote

Contract, Third Party

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

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

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

Front End Angular Developer Lead

Showman Staffing

Los Angeles, California, USA

Full-time

Job Title: Front End - Angular Developer Lead Experience: 10+yrs Location: Northridge LA, California(100%Onsite) Work: 5 days in week from the office Job: Permanent Full Time Requirement Job Description: We are seeking a skilled Frontend Developer proficient in Angular Framework to join our dynamic team. As a Frontend Developer, you will be responsible for implementing visual elements that users see and interact with in our web applications. Your primary focus will be on developing user interfa

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 Engineer

Kforce Technology Staffing

Remote or Orlando, Florida, USA

Full-time

RESPONSIBILITIES: Kforce is working with a client in search of a Senior Backend Engineer to join their team! This position is full-time, direct hire and remote with the ability to work PST hours. Summary: As a Senior Backend Engineer, you will design, build, and maintain the core services, APIs, and integrations that power our platform. You'll collaborate with world-class engineers to deliver resilient, high-performance systems. Responsibilities: * Senior Backend Engineer will design, build, a

Python Backend Engineer

ACL Digital

Remote or San Jose, California, USA

Full-time

Job Title: Python Backend Engineer - Systems & Integration Location: Remote bout We are building a next-generation virtual assistant platform that enables natural and responsive voice and chat-based interactions. The platform integrates with internal and external systems to deliver seamless, real-time user experiences at scale. s part of our growing team, we're looking for a skilled Python Backend Engineer to help us build reliable, high-performance backend systems. Role Overview: This role inv

Sr. Backend Engineer

Fiserv

Sunnyvale, California, USA

Full-time

Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a differ

Senior/Lead AI Engineer (Backend) - AI Integration

Salesforce

San Francisco, California, USA

Full-time

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Software Engineering Job Details About Salesforce We're Salesforce, the Customer Company, inspiring the future of business with AI+ Data +CRM. Leading with our core values, we help companies across every industry blaze new trails and connect with customers in a whole new way. And, we empower you to be a Trailblazer, too - driving you

Backend Engineer -Java/Python

Envision Technology Solutions

Mountain View, California, USA

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

Job Title:- Backend Engineer - Python Location:- Mountain View, CA or San Diego, CA Job Type:- Contract On-Site Job Description:- Key Responsibilities: Understand and work across a complex data ecosystem involving batch systems, streaming systems, Kafka, and Data Lakes. Engage directly with customers to troubleshoot issues and support their onboarding/adoption journey. Design and develop tools, backend services, and AI-enabled agents to expedite issue resolution and improve customer experience.