Query Optimization jobs in California

Concord, California

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Today

Job Description: AI Engineer About the Initiative: Part of the Consumer Technology Marketing Technology organization. Focused on building and deploying greenfield Agentic AI solutions. Team is developing AI agents that orchestrate and automate marketing campaign activities. Since launching in March, the team has successfully built 6 AI agents and is now entering the next phase of scaling and enhancement. The first production agents are scheduled to go live on August 24th. Long-term roadmap i

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Full-time

USD 80.00 - 85.00 per hour

Senior Full Stack Engineer/ Extensive AI-Driven Development

Irvine, California

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Today

Job Description Senior Full Stack Engineer/ Extensive AI-Driven Development Location: Irvine, California (Hybrid) | Type: Full-Time | Experience: 7+ Years The Opportunity We're hiring a Senior Full Stack Engineer to drive the technical execution of our core platform. You'll work alongside our CTO and product leadership to design scalable systems, mentor our engineering team, and deliver features that directly power property managers across the US. This is a high-ownership, high-visibility r

Full-time

Database Engineer (SQL)

Fremont, California

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5d ago

We're Hiring | Database Engineer (SQL) Location: Fremont, CA (100% Onsite In Person) Required Skills Strong SQL development (T-SQL/PL-SQL) SQL Server, Oracle, MySQL, or PostgreSQL Database performance tuning & query optimization Stored Procedures, Functions & Triggers Power BI / SSRS Azure SQL, AWS RDS, or Google Cloud SQL (Preferred) Qualification: Bachelor's degree in Computer Science, IT, or equivalent experience.

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Full-time

Depends on Experience

Senior SQL Developer

Hybrid in Torrance, California

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2d ago

We are seeking a Senior SQL Developer with 10+ years of experience in SQL Server development, database engineering, and production support for enterprise applications. Required Skills: Strong SQL Server and T-SQL developmentExperience with Stored Procedures, Functions, Triggers, Views, and SSISSQL performance tuning, query optimization, execution plans, and indexingProduction support, incident management, and root cause analysis (RCA)Data modeling (OLTP and Data Warehouse concepts)Experience wit

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Contract

Depends on Experience

Senior Application Engineer (Remote)

Remote

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Today

Overview: GovCIO is hiring a Senior Application Engineer to lead the modernization of legacy software systems for complex conceptual data at the Department of Veterans Affairs. The candidate will work closely with leadership, architects, and business stakeholders to develop and implement strategies for transitioning outdated applications to secure, scalable, and resilient VA cloud and data infrastructures. This position is fully remote within the United States. Responsibilities: Support modern

Full-time

USD 175,000.00 - 200,000.00 per year

Senior Java Backend Developer – Remote

Remote

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Yesterday

Senior Java Backend Developer RemoteWork Arrangement: Remote Job Type: Contract Contract Duration: 12 Months Employment Type: W2 Only (No C2C) Interview RequirementAn in-person face-to-face interview is required as part of the selection process. Specific interview location and details will be discussed during the recruiter screening call. Job DescriptionWe are seeking an experienced Senior Java Backend Developer to design, develop, enhance, and support real-time Java applications for a high-pe

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Contract

50 - 55

PostgreSQL DBA - W2 role

Hybrid in Irvine, California

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11d ago

Job DescriptionTitle: PostgreSQL DBA Location: Irvine CA (Hybrid) Duration: 6+ Months Implementation Partner: Infosys End Client: To Be Disclosed JD We are seeking a highly skilled and experienced PostgreSQL Database Administrator (DBA)with strong expertise in AWS. The candidate will be responsible for the day-to-daymanagement of PostgreSQL databases and will lead efforts to migrate and optimize ourdatabase infrastructure in the AWS cloud. This role requires deep knowledge of PostgreSQLdatabase

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Contract

Depends on Experience

Database Administrator/ DBA / Architect

Costa Mesa, California

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30+d ago

Position Summary We are seeking an experienced Database Specialist / Database Architect to design, implement, administer, and optimize enterprise database solutions that support critical business applications and operational systems. This role is responsible for database architecture, performance optimization, high availability, data governance, security, backup and recovery, and integration across complex enterprise environments. The ideal candidate will have experience designing scalable, high

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Contract

$70 - $85

Siemens Opcenter techno functional lead

Remote

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5d ago

Siemens Opcenter techno functional lead Remote/ some travel Role Overview The MES Solution Architect (Siemens OpCenter) is responsible for defining, designing, and governing the technical architecture for OpCenter MES implementations across manufacturing sites. This role provides technical leadership, resolves complex technical challenges, mentors the development team, and ensures that OpCenter solutions meet scalability, compliance, and integration requirements. The architect will also facilit

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Contract

$70 - $75

Siemens Opcenter Techno Functional Lead Remote

Remote

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2d ago

Key Responsibilities 1. Architecture & Solution Design * Design and architect multi site OpCenter MES implementations, ensuring scalability, security, and optimal performance. * Understand the technical architecture, including OpCenter Designer, MOM Connect, data structures, and online data store usage. * Define end to end technical solutions including interfaces, middleware, integrations with ERP (SAP S/4HANA), Asset Management, Learning Management, Calibration, etc. * Lead solution feasibility

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Contract

Depends on Experience

Senior Golang Software Engineer

Remote

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Today

We are looking for a Senior Software Engineer to join a team building a comprehensive platform designed to evaluate Large Language Model performance and provide inference endpoints for Generative AI applications at enterprise scale. The platform enables stakeholders to systematically assess, compare, and select the most suitable LLMs for use cases, including natural language processing, customer service automation, content generation, and data analysis. It routes, secures, and governs LLM infere

Full-time

.NET Developer

Torrance, California

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Today

Description We are looking for an experienced Application Developer NET to support the design, development, and ongoing enhancement of enterprise web applications. This Long-term Contract position is based on site in Southern California, with an expectation of working on location four days each week. The role is well suited for a senior-level full-stack developer who can partner with technical teams and business stakeholders to deliver reliable, scalable, and secure solutions. Responsibilities:

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Contract

USD 50.00 - 51.00 per hour

Remote - Oracle PL/SQL Developer

Remote

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2d ago

REMOTE - OPT & Stem are welcome to apply Position: Oracle PL/SQL Developer Location:Remote Requirement: We hiring an experienced Oracle PL/SQL Developer. We are looking for professionals with strong Oracle database development experience who can build high-performance, scalable solutions. Key Skills: Oracle PL/SQL (Stored Procedures, Packages, Performance Tuning) Advanced SQL, Data Modeling & Query Optimization Informatica PowerCenter & Autosys ETL & Batch Processing ATDD & Data

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Contract, Third Party

Depends on Experience

Staff Data Engineer, Data Platform - IntelliScript (Remote)

Remote or Brookfield, Wisconsin

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Today

What We Do Milliman IntelliScript is a group of a few hundred experts in fields ranging from actuarial science to information technology to clinical practice. Together, we develop and deploy category-defining, data-driven, software-as-a-service (SaaS) products for a broad spectrum of insurance, health IT and life sciences clients. We are a business unit within Milliman, Inc., a respected consultancy with offices around the world. IntelliScript attracts top candidates with its innovative, collabo

Full-time

USD 131,600.00 - 249,780.00 per year

Full-Stack .NET Developer $59.25

Hybrid in Torrance, California

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Today

CALL US NOW for immediate consideration! Click Apply on Web or Apply Now to view our recruiter s contact info and reach out today, we d love to speak with you! ** We will NOT accept 3rd Party (C2C) Contractors ** JOB DETAILS: Position:Full-Stack .NET Developer JOB REF#:44927 - JIH5JP00004578 Duration:12+ Months (On-Going Contract) Location:HYBRID - Torrance, CA 90501 Pay Rate:$55.00 - $59.25 per hour (W2 Only) HYBRID: Must work ONSITE MON-THUR each week (LOCAL CANDIDATES) HIRING REQUIR

Contract

USD 90,501.00 per year

Software Engineer PHP

Remote or West Palm Beach, Florida

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Yesterday

RESPONSIBILITIES: Kforce has a client that is seeking a Software Engineer PHP in West Palm Beach, FL. Key Responsibilities: * Design, develop, and maintain high-performance PHP applications serving millions of API requests daily * Design and optimize MySQL database schemas, queries, and indexing for performance and reliability * Implement and maintain RESTful APIs following modern API design standards, including OpenAPI specifications and versioning best practices * Design and implement asynchr

Full-time

$85,000 - $95,000 annually

Remote Senior Golang Engineer

Remote or Carlsbad, California

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Yesterday

RESPONSIBILITIES: Kforce has a client that is seeking a Remote Senior Golang Engineer. Responsibilities: * Senior Golang Engineer will design, develop, and maintain scalable backend applications and services * Build and enhance RESTful APIs and service-based architectures * Design and optimize database schemas, queries, and data structures for performance and scalability * Troubleshoot, refactor, and improve application performance, reliability, and maintainability * Develop and deploy containe

Full-time

$150,000 - $170,000 annually

Senior Full-Stack Developer - Cloud Migration & AI-Assisted Engineering

Remote

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4d ago

Senior Full-Stack Developer Cloud Migration & AI-Assisted Engineering: As a Senior Full-Stack Developer, you will be a highly hands-on engineering contributor responsible for modernizing and migrating business-critical applications from distributed on-premises infrastructure to cloud-native platforms in AWS and Google Cloud Platform (Google Cloud Platform). You will work across the full technology stack application code, APIs, user interfaces, databases, infrastructure, CI/CD, security, observab

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Full-time

Depends on Experience

Golang Lead / Golang Developer

Remote

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2d ago

Role:Golang Lead / Golang Developer Location:Remote / Hybrid, as applicable Position SummaryWe are seeking experienced Golang Lead / Developer candidates to support Centene Corporations healthcare technology initiatives. The ideal candidate will design, develop, test, and maintain scalable backend services and microservices using Go, with strong hands-on experience in PostgreSQL, API development, cloud-native engineering, and Agile delivery. This role requires strong technical ownership, collab

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Full-time

Depends on Experience

Software Engineer / Elixir / Remote

Remote

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Today

This employer is seeking a Senior Software Engineer (Contract) for a fully remote, US-based engagement. This role focuses on building and scaling backend services and platform capabilities using Elixir, Phoenix, LiveView, and PostgreSQL, while supporting mobile platform integrations and infrastructure. The organization is a private equity-backed technology leader dedicated to accelerating the transition to a more sustainable energy future through intelligent, grid-interactive building systems. T

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Contract

USD 80.00 per hour

Query Optimization jobs in California, USA