RESTful jobs in California

Senior API Migration Engineer (REST APIs - Cloud Migration)

Remote or Almont, Colorado

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Today

Description: Remote Our client seeks a Senior API Migration Engineer to lead the migration, validation, and optimization of REST APIs from on-prem Exadata to Oracle Database in the cloud. The role focuses on compatibility remediation, authentication alignment, performance tuning, and end-to-end validation using tools such as Postman or Insomnia. The engineer will coordinate with IT teams on migration strategy, testing cycles, and release readiness while maintaining reliability and security sta

Contract

USD 65.00 - 75.00 per hour

Java Developer

Remote

•

Yesterday

Job Title: Java Developer Location: St Louis, MO Remote - But 3 days in office will be the first preference. Duration: 6-12 months Detail Job Description Mandatory skills are marked in Green, pls don t submit resumes without these skills Pls share c2c rate, contact info, current location, along with the linkedin POSITION SUMMARY 10+ yrs exp, atleast 3 years onsite experience, Mandatory Skills: 10+ years of hands-on software engineering experienceExcellent hands-on experience in JavaExperience

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Contract

Depends on Experience

Senior Quadient Inspire Engineer

Remote

•

Today

Job Title: Senior Quadient Inspire Engineer Location: Remote( But preferring - Local to Alpharetta, GA; Rancho Cordova, CA; or Oakland/San Francisco, CA) Type: Contract 12+ months with possible extension Description: AgreeYa is a global Systems Integrator and is seeking an experienced, Senior Quadient Inspire Engineer to join our growing team. then go into high-level overview. Position Overview: Looking for a Senior Quadient Inspire Engineer with a strong IT and software engineering background

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Third Party, Contract

$55 - $65

Software Engineer Golang (Only W2 - Independent Visa)

Remote

•

Today

Software Engineer Golang Remote 12+ Months Contract to hire We are seeking a Senior Software Engineer within the Corporate Payments Engineering organization. This role is a senior individual contributor position responsible for helping to develop, drive, and execute implementation within an engineering team. The focus of this role is on a proprietary issuer processing platform that powers billions of payment transactions globally and supports the next generation of Corporate Payments products. H

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Contract

Depends on Experience

Network Automation Solutions Consultant

Remote

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8d ago

Our client is looking for a remote Network Automation Solutions Consultant (Python, Django, Rest, Nautobot or equivalent) to join their team! Please not no third part candidates will be considered. This is a remote/full-time/contract position Salary based on experience: Up to $70 - $80HR Overview Our client is seeking a client-facing Solutions Engineer to design, implement, and support a SaaS-based network automation platform centered around Nautobot. This role sits at the intersection of softw

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Contract

$70 - $80

Senior Full Stack Engineer

Remote

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9d ago

Job description: Senior Full Stack Engineer Constellation seeks a Senior Full Stack Engineer to join our Homeland Security Team. This role requires a strong front-end development background using React, along with hands-on Python experience for building data pipelines and automation workflows. The ideal candidate will help develop user-facing applications integrated with backend ETL processes that support operational reporting, data collection, and intelligent automation. This position involves

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Full-time

120,000 - 140,000

SAP ABAP developer

Hybrid in Newark, California

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5d ago

ABAP developer 4- days office at Newark, California is a MUST Visa -any ABAP Lead Key Responsibilities : Lead the development, enhancement, and maintenance of ABAP objects, including reports, interfaces, conversions, enhancements, forms, and workflows (RICEFW).Architect and implement API integrations between SAP and external systems (e.g., Salesforce, Neptune) using REST, SOAP, and OData.Utilize integration technologies such as SAP Gateway, Workato, and SAP BTP Integration Suite for endtoend

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Contract

Depends on Experience

Looking for Solution Architect — Authentication, Authorization and Profile Management-Remote

Remote

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7d ago

Role: Solution Architect Authentication, Authorization and Profile Management Location: Remote Type of position: contract to hire post 12 months Job description: What Youll Do Own end-to-end solution architecture for AuthN/AuthZ/Profile, including SDKs, common patterns, and platform guardrails. Design relationship-based authorization (Zanzibar-style): o relationship tuples/graph, permission language, and API surfaces (REST/gRPC). Define measurable NFRs: latency/throughput, availability, tenant

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Contract, Third Party

90 - 100

MuleSoft Certified Lead Developer

Oakland, California

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Today

MuleSoft Certified Lead Developer Mule 4 (required for senior roles) - Experience required 12+ Description: Role will be ONSITE 2 days a week and REMOTE 3 days a week W2 / C2C contract Oakland, CA Role Summary The MuleSoft Developer / Lead is responsible for hands-on design, development, deployment, and operational support of enterprise integrations using the MuleSoft Anypoint Platform. This role ensures API-led connectivity, adherence to PG&E MuleSoft standards, CI/CD practices, and platform g

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Contract, Third Party

Senior .NET Developer with Marklogic

Remote

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Today

Job Title: Senior .NET Developer/ MarkLogic Developer Location: Remote Status: Full Time Yakshna Solutions, Inc., (YSI) is a CMMI Level 3 assessed, ISO 9001, 20000:1, 27001 certified, woman-owned small business enterprises, headquartered in Herndon, Virginia, USA. YSI provides professional IT solutions and services to business corporations and government organizations. YSI is committed to serve its business communities as a leading IT vendor providing innovative, quality, and cost-effective IT

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Full-time

$130,000 - $140,000

Senior Systems Engineer (Full-Stack Developer)

Remote

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Today

Currently seeking a dedicated Full-Stack Software Engineer to help build, support and migrate a cloud-based Web Dashboard application that processes healthcare EDI transactions. The ideal candidate has experience with (Java/Node.js) backend integration work, (Angular) front-end UI development and understands structured healthcare data. This is a 100% Remote role. JOB DESCRIPTION Design, build, andmaintainRESTful APIs in Java and/or Node.js that retrieve, transform, and serve EDIhealthcarerecords

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Full-time

115000 - 125000

MuleSoft Certified Platform Architect

Oakland, California

•

Today

MuleSoft Certified Platform Architect - Experience required 15+ Description: Role will be ONSITE 2 days a week and REMOTE 3 days a week W2 / C2C contract Oakland, CA Role Summary The MuleSoft Developer / Lead is responsible for hands-on design, development, deployment, and operational support of enterprise integrations using the MuleSoft Anypoint Platform. This role ensures API-led connectivity, adherence to PG&E MuleSoft standards, CI/CD practices, and platform governance, while collaborating

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Contract, Third Party

FE Developer in the USA

Remote or Hybrid in Dallas, Texas

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Yesterday

Andersen is hiring aFE Developer in the USAfor a project building SaaS business management solution thatimprovesoperations, efficiency, and customer service. The customeris a rapidly growing technology company developing digital solutions that help service-oriented businesses streamline operations, improve internal processes, and enhance customer experience. Its platform includes workflow automation, business management tools, analytics, and intelligent features designed to support scalability a

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Contract

Depends on Experience

Data AI Engineer

Remote

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Today

Job Title: Data AI Engineer Location: Remote Duration: 06 months of contract Quick Summary What They'll DoBuild production AI servicesPartner with the data platform team to deliver AI solutionsBring best practices and help accelerate deliveryFocus on getting core features live quickly Main ProjectsBid / Proposal AnalysisProcess large documents (floor plans, technical specs)Extract insights to assess what can be deliveredDocument Intelligence SystemIngest and analyze complex documentationReason

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Contract

$40 - $50

Jr Backend developer

Remote

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9d ago

Role OverviewA Junior Backend Developer is responsible for building and maintaining the server-side logic, databases, and APIs that power web and mobile applications. The role involves working with senior developers and cross-functional teams to develop scalable, secure, and high-performance backend systems. Key ResponsibilitiesDevelop and maintain server-side applications and APIsDesign and manage databases, schemas, and queriesWrite clean, efficient, and reusable backend codeIntegrate frontend

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Full-time

Depends on Experience

Looking for Golang Developer - Only Local to San Jose, CA (Onsite interviews)

Hybrid in San Jose, California

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12d ago

Please apply if you are local to San Jose, CA Interviews will be conducted ONSITE Job Title: Golang Developer Location: San Jose, CA (hybrid/Onsite) Duration: Long Term Contract Key Responsibilities Design, develop, and maintain backend services using GolangBuild efficient, reusable, and reliable codeDevelop RESTful APIs and integrate with third-party servicesWork with databases (SQL/NoSQL) such as MySQL, PostgreSQL, MongoDBImplement microservices architecture and distributed systemsOptimize ap

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Contract, Third Party

$60 - $65

IOS Engineer

Remote

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20d ago

Job Description: Job Summary: This job delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC). It involves advising management on project-level issues, operating with little supervision, and applying knowledge of technical best practices. Job Description: Essential Responsibilities: Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions fr

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Contract

$70 - $80

Sr. Full Stack Engineer

Hybrid in Dublin, California

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2d ago

Strong Angular (modern versions; version number not important) Strong Java + Spring Boot Hands on Oracle SQL experience (non negotiable) Experience with legacy modernization / re platforming API design and REST/OpenAPI experience Comfortable working full stack (not siloed) Willingness to use AI assisted development (Copilot) Tools Frontend: Angular, Jest, Playwright Backend: Java, Spring Boot, Oracle APIs: REST, OpenAPI AI: GitHub Copilot Cloud: Azure (primary environment) Database: Oracle (on p

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Contract

Depends on Experience

Supervising Information Technology Analyst (Full Stack Developer)

Sacramento, California

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26d ago

The Sacramento County District Attorneys Office is seeking a Supervising Information Technology Analyst with strong Full Stack Development experience, including building web applications using Angular and C#.NET technologies. This position serves as a working supervisor, overseeing development activities while contributing to complex technical solutions. The ideal candidate will demonstrate strong technical aptitude, with the ability to quickly learn and adapt to emerging technologies, be self-m

Full-time

60 - 72

Senior Full Stack Java Developer (Java/Angular) _

Hybrid in Pleasanton, California

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23d ago

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation.Apexon brings together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, and our deep expertise in BFSI, heal

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Full-time

Depends on Experience

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RESTful jobs in California, USA