Backend development Jobs in California

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Java Backend Developer with AWS

Rivago infotech inc

•

Mountain View, California, USA

Contract, Third Party

Java Backend Developer with AWS Location: Mountain View, California Requirement: Must have strong Java/J2EE experience. Experience with injection frameworks like Spring, SpringBoot is a must.Mandatory Skills: Spring, SpringBoot, Hibernate, NodeJs, REST/SOAP, AWSExperience working in SOA and solid understanding of web services paradigms like REST/SOAP.Experience in Designing and developing web-based applications and backend services.Experience with Spring based application design and developmen
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Posted 4 days ago | Updated 3 days ago

Healthcare Python/ ReactJS Engineer

VLink Inc

•

Remote

Contract

Key techs: Python, ReactJs, Google Cloud Platform, Rest API, FHIR or other healthcare systems Our client is seeking a Full Stack Python/ ReactJS Software Engineer. This resource will support healthcare data initiatives including an application modernization and AI chatbot integration. Must Haves: 10+ years of full stack development experienceStrong experience with React.js (hooks, state management, component libraries)Advanced backend development using Python (Flask, FastAPI preferred)Hands-on e
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Posted 2 days ago

Hashicorp Vault Consultant

intiGrow

•

Remote

Third Party, Contract

100%Remote Job Description:Designing and implementing Vault solutions, including namespaces, secret engines, and authentication methods.Configuring and maintaining Vault instances for various applications and platforms, including IBM Cloud services like Ceph Object Gateway.Collaborating with development teams to integrate Vault into CI/CD pipelines and applications.Participating in an on-call rotation for production issues related to Vault availability and performance.Implementing security contr
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Posted 9 days ago

NodeJS Developer

Hansen Talent Group

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Remote

Full-time

Hansen Talent Group is seeking a remote Software Engineer with in-depth experience designing and developing code using React front ends and Node.JS backends! The Software Engineer will be responsible for designing and developing complex applications utilizing javascript based languages such as React and NodeJS Write, modify, and debug web applications using Node.js, React, JavaScript, HTML, and CSSDesign, code, and manage automated test scripts, continuous builds, and deploymentCreate modern and
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Posted 36 days ago | Updated 1 day ago

Full Stack Developer (Need locals in Dallas, TX)

SRS Consulting Inc

•

Remote

Contract

Job Title: Full Stack Developer Job Location: Dallas, TX (Need Locals) Duration: Long Term Job Description: We are seeking a highly skilled Full Stack Developer with strong experience in Java, AWS cloud services, Python, and React to join our client s digital transformation team. This role will involve migrating legacy Java applications to modern cloud-native solutions while delivering scalable, secure, and high-performing features across the full stack. Key Responsibilities: Design, develop, an
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Posted 1 day ago

Java Developer - W2 only

Nasscomm, Inc.

•

Remote

Contract

What You Will Do Work with customers, solution architects, and peers to design, develop, test, deploy and maintain technical solutions Communicate/present technical solutions to non-technical stakeholders Assist development team members in implementing technical solutions and troubleshooting technical issues Develop an understanding of customer process and contribute to functional requirement documentation Qualifications You Must Have Typically requires a Bachelor's Degree and 5-8 of relevant e
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Posted 30 days ago | Updated 2 days ago

Senior Backend Engineer Node.js

Avila IT

•

Remote

Full-time

Job Description:We are seeking a Senior Backend Engineer with deep expertise in Node.js to architect, develop, and optimize high-performance backend systems. The ideal candidate has strong experience in building scalable microservices, integrating APIs, and working with modern cloud-based infrastructure. Key Responsibilities: Design, develop, and maintain backend services and RESTful APIs using Node.js and associated frameworks (e.g., Express.js, NestJS). Build scalable microservices for high-th
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Posted 11 days ago

Senior Full Stack Java Developer (Security Clearance)

IT First Source

•

Remote

Contract

We are seeking a Senior Full Stack Java Developer with an active security clearance to join our clients dynamic development team supporting secure federal programs. The ideal candidate will have strong experience in Java-based backend development combined with proficiency in modern front-end frameworks like Angular or React. This role requires a commitment to secure coding, scalable architecture, and Agile delivery. Key Responsibilities:Design, develop, and maintain scalable, secure full stack a
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Posted 2 days ago | Updated 2 days ago

Lead Engineer

Showman Staffing

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Remote

Full-time

Job Title: Lead Engineer or Architect Experience: 10+yrs Location: Remote-USA/Canada Job: Permanent Full Time Requirement Role Overview Primarily individual will lead the e-commerce to erp world for a digital e-commerce portal built on magento acquia stack. Key Responsibilities Lead the design, development, and delivery of scalable, secure, and high-performance eCommerce and web solutions.Oversee daily operations for eCommerce platforms (Magento, Drupal, Acquia), ensuring site uptime, performanc
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Posted 1 day ago

Fullstack Lead

Showman Staffing

•

Remote

Full-time

Dear Candidate, Greeting of the day!! Job Title: Lead Engineer or Architect Experience: 10+yrs Location: 100%-Remote-USA/Canada Job: Permanent Full Time Requirement Role Overview Primarily individual will lead the e-commerce to erp world for a digital e-commerce portal built on magento acquia stack. Key Responsibilities Lead the design, development, and delivery of scalable, secure, and high-performance eCommerce and web solutions.Oversee daily operations for eCommerce platforms (Magento, Drupal
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Posted 1 day ago

Full stack Lead (React, Node and Vue JS-Java Backend)- San Francisco, CA (On-Site)

TechAffinity Inc

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California, USA

Contract

Role: Full-Stack Lead (React, Node and VueJS-Java Backend) Location: San Francisco, CA (On-Site) Duration: 12 Months Client: PHOTON/WSI Key Responsibilities Lead the technical design, architecture, and development of scalable web applications. Collaborate with product managers, UX designers, and stakeholders to translate business needs into technical solutions. Oversee the full software development lifecycle, from planning to deployment and monitoring. Write clean, maintainable, and well-docum
Posted 2 days ago

Python Developer 10+ years

Data Systems Integration Group

•

Pleasanton, California, USA

Third Party, Contract

Title: Senior Python Developer Location: Onsite (Pleasanton, CA ) Duration: 3 months contract. Experience: 10+ years Interview: 2-3 rounds of interview. Job Overview: Qualification Hands on development with Python. This person will actively design backend APIs, write Python code, develop unit tests, and participate in all aspects of the software development lifecycle to build a scalable architecture and product. Skill Set & Technology Python, FastAPI, Poetry, PostgreSQL, Snowflake, Microservic
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Posted 10 days ago

Golang API Developer

Calsoft Pvt Ltd

•

Irvine, California, USA

Contract, Third Party

Job OverviewWe 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 RESTful APIs to support frontend serv
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Posted 19 days ago

Senior Backend Cloud Developer (.NET/Azure)

Main Sail, LLC

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Remote

Contract

Position Description: Team Composition and Methodology The client s team operates in an agile environment, utilizing a modified scrum methodology. The larger team includes approximately 30 professionals, split into smaller, focused groups of 5 7 members each, led by Team Leads. Each team has distinct roadmaps and features to deliver. The structure is cross-functional, including developers, testers, and DevOps engineers, with access to dedicated environments. Client Overview Our client's customer
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Posted 60+ days ago | Updated 1 day ago

Data Scientist

Aditi Consulting

•

Remote or Thousand Oaks, California, USA

Contract

Payrate: $45.50 - $50.05/hr. Summary: This role will involve integrating complex data sources, performing data analytics, and developing visualizations and dashboards and helping to design and implement sophisticated process automation for business processes, analytical models, and artificial intelligence applications. Responsibilities: Build a wide range of data and analytics solutions, from descriptive to prescriptive, using advanced statistical and machine learning models. Leverage large data
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Posted 26 days ago | Updated moments ago

Full Stack Developer

4dot5

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Remote

Full-time

Full Stack DeveloperFullTime - RemoteJob Summary:We are looking for a skilled Full Stack Developer to join our dynamic team. As a Full Stack Developer, you will play a pivotal role in building and maintaining web applications using a variety of stacks such as:React, Node.js, SQL Server, and Snowflake environmentAngular, C#, SQL ServerReact, Python FastAPI, PostgresThe ideal candidate should be proficient in both front-end and back-end development, with strong problem-solving skills and a passio
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Posted 24 days ago

Java Full stack Tech Lead

Photon

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San Francisco, California, USA

Contract

Greetings everyone, I hope you are staying safe. We are hiring a Java Full stack Tech Lead to join our Digital Engineering team. Who are we? For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a few people to more than 4000 team members across the globe that are engaged in various Digital Modernization. For a brief 1 minute video about us, you can check ;/u> Job Title: Java Full stack Tech Lead Location: San Francisco CA Job Type:
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Posted 2 days ago

Junior GoLang Engineer - Irvine, CA ( Onsite) Long Term

Net Orbit Inc

•

Irvine, California, USA

Contract, Third Party

Position Title: Junior GoLang Engineer Location: Irvine, CA ( Onsite) Duration: Long Term F2F interview is required W2 prefered Job Summary We're looking for a motivated and experienced Golang Developer to join our dynamic engineering team. In this role, you'll be responsible for designing, developing, and maintaining high-performance, scalable, and resilient backend services, including those for media delivery. You'll use your strong command of Go and expertise in AWS to build and deploy r
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Posted 8 days ago | Updated 10 hours ago

Golang Developer

Data-Core Systems, Inc.

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Remote

Contract

Data-Core Systems, Inc. is a provider of information technology,consultingand business process services. We offer breakthrough tech solutions and have worked with companies, hospitals,universitiesand government organizations. A proven partner with a passion for client satisfaction, we combine technology innovation, business processexpertiseand a global, collaborative workforce that exemplifies the future of work. For more information about Data-Core Systems, Inc., please visit. Data-Core System
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Posted 30 days ago | Updated 30 days ago

Adobe Experience Manager (AEM) Architect

Alltech Consulting Services, Inc.

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Remote or Bellevue, Washington, USA

Contract

Title: Adobe Experience Manager (AEM) Developer / Architect Location: Bellevue-WA-Onsite role Contract role About the Role We are looking for a results-driven AEM Architect with deep expertise in building and architecting scalable, enterprise-grade digital solutions using Adobe Experience Manager (AEM), NET, AI-powered technologies, and modern front-end frameworks. This role is a hybrid of hands-on development and architectural ownership, including technical design, performance optimization, and
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Posted 18 days ago