Performance Engineer jobs in Los Angeles, CA

Santa Clarita, California

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10d ago

Title: Senior Android Performance Engineer Location: Santa Clarita Valley, CA (On-site) Duration: 6 months (possibility of extension) JD: You will optimize our complex app (UI, rendering, frameworks) by identifying, diagnosing, resolving performance bottlenecks, and implementing robust performance tests, with a deep focus on memory, energy, power, and thermal performance. Responsibilities Lead Android performance profiling (jank, ANRs, memory, thermal) across UI, rendering, and app frameworks.

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Contract

$55 - $60

z/OS Performance Engineer

Remote

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11d ago

MAINFRAME Z/OS PERFORMANCE ANALYST CAPACITY PLANNING MAINFRAME ~~ Z/OS PERFORMANCE AND TUNING ~~ CAPACITY PLANNING ~~ MICS/MXG FULLY REMOTE~ STRONG KNOWLEDGE BASE OF Z/OS PERFORMANCE AND TUNINGCAPACITY PLANNINGANALYZE CPU, I/OSMF RECORDSWORKLOAD MANAGER POLICY CHANGESSTRONG SAS PROGRAMMING SKILLS A MUST**WLMUSAGE OF REPORTING TOOLS (MXG)RMF MONITOROMEGAMONDIAGNOSTIC TOOLS (FREEZE FRAME)ABILITY TO MULTI TASK IN A HIGH DEMAND GLOBAL ENVIRONMENT **CLIENT CANNOT CONSIDER H1B SPONSORSHIP AT THIS TIME

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Full-time

120,000 - 160,000

Electro-Optical Sensor Performance Engineer

El Segundo, California

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Today

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Full-time

USD 110,000.00 - 193,500.00 per year

Senior ML Performance Engineer

Remote or Mountain View, California

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Today

Overview Working at Atlassian Atlassians can choose where they work - whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity. Interviews and onboarding are conducted virtually, a part of being a distributed-first company. Be the backbone of Atlassian's Agentic AI Integration Products : The Agentic AI Integrations team

Full-time

USD 180,000.00 - 235,000.00 per year

Remote Sensing Architecture Performance Engineer

Remote or Chantilly, Virginia

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Today

Full-time

USD 100,300.00 - 175,900.00 per year

High-Performance Computing (HPC) Engineer

El Segundo, California

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Today

Full-time

USD 135,200.00 - 202,800.00 per year

Senior Performance Engineer- JMeter, JavaScript - Remote

Remote

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Today

Description & Requirements Maximus is currently seeking a Senior Performance Engineer. The Senior Performance Engineer leads performance engineering activities across large-scale healthcare technology programs. This role defines performance test strategies, develops and maintains performance testing frameworks, creates realistic workload models, and evaluates application scalability, reliability, stability, and capacity. The engineer partners with Development, Architecture, DevOps, Cloud Engine

Full-time

USD 120,000.00 per year

Performance Test Engineer

Remote

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Today

Job#: 3046744 Job Description: Performance Test Engineer Location: Remote, Maryland (Remote) Role Overview An experienced Automai AppLoader Performance Tester with healthcare claims-system experience, particularly Facets, is sought for this role. The position focuses on designing, developing, and executing performance testing scripts using Automai AppLoader to ensure enterprise applications meet scalability, reliability, and responsiveness standards. If you or anyone you know is interested i

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Full-time

$32 - $42 per hour

Software Engineer, High Performance Computing

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SOFTWARE ENGINEER, HIGH PERFORMANCE COMPUTING Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use, S

Full-time

USD 125,000.00 - 150,000.00 per year

Sr. High Performance Computing (HPC) Systems Engineer

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. HIGH PERFORMANCE COMPUTING (HPC) SYSTEMS ENGINEER SpaceX is looking for an HPC Systems Engineer with strong knowledge and experience in a world class engineering organization. This employee will be a member of the

Full-time

USD 165,000.00 - 230,000.00 per year

Performance Marketing - Integration / Data Engineer with Feedonomics

Remote

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18d ago

Job Title:Performance Marketing - Integration / Data Engineer Location: US - Remote Job Description: Must Have Strong SQL & Data Warehousing:Advanced proficiency inGoogle BigQuery(data modeling, query performance, partitioning). Product Feed Management:Experience managing and transforming product catalogs usingFeedonomics. Ad & Marketing Channel Integrations:Direct experience setting up conversion APIs and feeds forMeta, Google, TikTok, Impact, Pinterest, etc. Reverse ETL & Activation:

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Third Party, Contract

$55 - $60

Principal Engineer Tech Lead, Embodied AI & Off-Board Performance Evaluation

Remote or Boston, Massachusetts

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Today

Mission Summary: Motional is a leading autonomous driving company on a mission to make driverless vehicles a safe, reliable, and accessible reality. Backed by Hyundai Motor Group, Motional is at the forefront of the physical AI revolution. Motional isn't just building first-of-its-kind technology; we are transforming transportation to create safer streets and more sustainable mobility options. The Systems Readiness and Performance team is the crucial bridge between software development and rea

Full-time

USD 200,000.00 - 275,000.00 per year

Staff Applied AI Engineer, Product & Agent Performance

Remote

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Today

Arcadia is the most trusted healthcare platform powering outcomes. We transform complex healthcare data into trusted intelligence, helping providers, payers, and life sciences organizations act with clarity, make confident decisions, and achieve measurable clinical, operational, and financial outcomes. Built on a comprehensive data foundation spanning tens of millions of patient lives, Arcadia combines advanced analytics and responsible AI to surface meaningful insights, coordinate action, and i

Full-time

USD 175,000.00 - 200,000.00 per year

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home - G

Remote

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Today

AI Backend Engineer, Artificial Intelligence (AI) Required, Work From Home We are looking for talented AI Backend Engineers to build systems that power AI-driven decisioning, automation, and orchestration across our platform. This role sits at the core of our AI stack, between models, backend systems, and real users, where latency, correctness, reliability, and cost directly impact production experience. This is a fully remote position where you will be part of a global engineering team workin

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Full-time

$140,000 - $200,000

QA Engineer- Performance & Compatibility

Hybrid in Los Angeles, California

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Today

Role: QA Engineer Duration: 9+ Months Location : Los Angeles ,CA ( Hybrid) JOB DESCRIPTION Responsibilities Own compatibility test strategy, planning, execution, reporting, and readiness recommendations for a League initiative, system, or major release surface. Define risk-based coverage across League client and game configurations, PC hardware, operating systems, drivers, peripherals, display modes, input devices, graphics settings, and performance tiers; design and execute appropriate funct

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Contract

Depends on Experience

Software Test Engineer

Los Angeles, California

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Today

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that's critical for safer communities, safer schools, safer hospitals, safer businesses, and ultimately, safer nations. Connect with a career that matters, and help us build a safer

Full-time

USD 36.06 - 43.27 per hour

Remote Sensing Architecture Performance Analyst Engineer

Remote or Chantilly, Virginia

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Today

Full-time

USD 86,600.00 - 129,800.00 per year

Senior Developer Success Engineer - West

Los Angeles, California

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Today

Role Summary The Senior Developer Success Engineer - West will be the frontline technical expert for our developer community. You will help users deploy and scale Temporal in cloud-native environments. You will also troubleshoot complex infrastructure issues, optimize performance, and develop automation solutions. This role is ideal for someone who thrives on solving distributed systems challenges and improving the developer experience. What You'll Do Be a keen learner: At Temporal, you'll wor

Full-time

USD 115,200.00 - 189,000.00 per year

Principal Platform Engineer

Los Angeles, California

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Today

Overview First Resonance builds the ION Factory OS - the operating system powering next-generation manufacturing for companies building rockets, satellites, eVTOLs, clean energy systems, robotics, and autonomous vehicles. We've invested heavily in forward-deployed engineers at the customer edge. Now we're strengthening the hub. We're hiring a Principal Platform Engineer to serve as a platform leader: someone with deep expertise in software infrastructure and architecture who has built and oper

Full-time

USD 170,000.00 - 210,000.00 per year

Staff GNC Engineer (Guidance)

Los Angeles, California

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Today

Turning Space into a Transportation Layer for Earth Who We Are: Inversion builds advanced reentry systems to deliver next-generation capabilities from space. Our mission is to make Earth radically more accessible by turning Low-Earth Orbit into an on-demand logistics domain. We see space not as a destination, but as a platform - one that unlocks unprecedented speed and global reach. Our spacecraft are designed to deliver payloads anywhere on Earth in under an hour, operating through extreme ree

Full-time

USD 161,000.00 - 221,000.00 per year

Performance Engineer jobs in Los Angeles, CA, USA