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Ariel Tamches Email & Phone Number

Compute Performance at Lambda
Location: Los Gatos, California, United States 7 work roles 3 schools
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Current company
Lambda
Role
Compute Performance
Location
Los Gatos, California, United States
Company size
111 employees

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Ariel Tamches is listed as Compute Performance at Lambda, a company with 111 employees, based in Los Gatos, California, United States. AeroLeads shows a matched LinkedIn profile for Ariel Tamches.

Ariel Tamches previously worked as Senior Staff Engineer at Weka and Senior Staff Engineer at Clumio. Ariel Tamches holds Ph. D., Computer Science from University Of Wisconsin-Madison.

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Lambda

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Profile bio

About Ariel Tamches

Systems tech lead with 20+ years of experience, with expertise from machine code up to distributed systems, and all layers in between. I enjoy writing efficient, optimized, clean code and designs that bring together computer architecture, compilers, operating systems, data structures, and parallel lock-free algorithms. Proven on-time deliveries in both startup and post-startup companies. Multiple examples of redesigns with 10-100x performance improvement.Expertise in virtual machine hypervisors, block and file storage both on-prem and in the cloud, device driver development, low-level systems debugging, dynamic instrumentation, replication, resource management, and scheduling. System-wide performance analysis and optimization. Find and fix memory corruptions and diagnose CPU bugs. C++, C, golang, x86 assembly, gdb, parallel and lock-free algorithms. Improve performance, efficiency, test coverage, and maintainability of legacy code through successive optimizations, and cleanups, yielding a redesigned code base that is understandable from tech leads through to new graduates.

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Lambda
Lambda
Compute Performance
Los Gatos, CA, US
Website
weka.io
Employees
111
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7 roles · 32 years

Ariel Tamches work experience

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Compute Performance

Lambda

Los Gatos, CA, US

Senior Staff Engineer

Current
Weka

Campbell, California, United States

High-performance scale-out file system and data platform for AI and HPC

Jan 2024 - Present

Senior Staff Engineer

Clumio

Santa Clara, California, United States

Data plane: SaaS volume backup & restore, file and directory indexing & restore.Ownership and initiative in recognizing creative solutions to urgent need for AWS cost reduction. Architect of redesigns that fixed technical debt and yielded several orders of magnitude cloud cost savings and performance improvements.- Architect and Tech lead for Clumio NBD.

Aug 2019 - Oct 2023

Staff / Senior Staff Engineer

Pure Storage

Mountain View, California, United States

Early engineer (from stealth to post-IPO). Tech lead on Pure Storage FlashArray, from pre-beta to GA and beyond. Had the pleasure of working alongside some of the best engineers in a top-notch culture.Tech lead, resource management group. Scheduling, profile-guided optimization of memory performance (NUMA, lock-free allocators) and of CPU bottlenecks..

May 2011 - Aug 2019

Software Engineer

Vmware, Inc.

Palo Alto, California, United States

Virtual Machine Monitor Development (core hypervisor). Worked with performance and vmkernel teams and their interaction with the VMM. Optimized vital code paths such as monitor to vmkernel calls. Wrote unified callstack code profiler, providing a novel correlation of performance spent amongst Guest OS, VMM, and VMkernel code. Low-level debugging, binary.

Jul 2004 - May 2011

Software Engineer

Veritas Software

Mountain View, California, United States

Performance Lab and Volume Manager (VxVM) development. Worked directly with CTO and tech directors to identify performance bottlenecks in volume manager, dynamic multipathing, file system, remote replication, and clustering software.Designed and implemented numerous performance improvements to VERITAS Volume Manager (VxVM):- Using KernInst (my PhD project).

Feb 2001 - Jul 2004

Phd Student

University Of Wisconsin-Madison

Advisor: Professor Bart MillerDissertation: Fine-Grained Dynamic Instrumentation of Commodity Operating System KernelsGraduate school web page, dissertation and other papers: www.cs.wisc.edu/~tamchesKernInst: Dynamic kernel instrumentation of commodity operating systems and its use in OS performance measurement and runtime optimizations. Parsing of raw OS.

1994 - 2001 ~7 yrs
Team & coworkers

Colleagues at Lambda

Other employees you can reach at weka.io. View company contacts for 111 employees →

JM Jade Monroe Jade Monroe Colleague at Lambda United States, United States View → MG Max Goldberg Max Goldberg Colleague at Lambda Israel, Israel View → OL Ofra Levinson Ofra Levinson Colleague at Lambda Ramat Gan, Tel Aviv District, Israel, Israel View → SC Steve Chaney Steve Chaney Colleague at Lambda Denver Metropolitan Area, United States View → KN Katie Nedom, Mba Katie Nedom, Mba Colleague at Lambda San Diego, California, United States, United States View → YL Youngjin Lee Youngjin Lee Colleague at Lambda Seoul, South Korea, Korea, Republic Of View → J( Jinhui (Jenny) Kim Jinhui (Jenny) Kim Colleague at Lambda Seoul, Seoul, South Korea, Korea, Republic Of View → AN Ali Natiq Ali Natiq Colleague at Lambda Bengaluru, Karnataka, India, India View → YA Yehonatan Avni Yehonatan Avni Colleague at Lambda Israel, Israel View → CW Cleophas Wekesa Cleophas Wekesa Colleague at Lambda Ongata Rongai, Kajiado County, Kenya, Kenya View →
3 education records

Ariel Tamches education

Ph. D., Computer Science

University Of Wisconsin-Madison

KernInst: Runtime kernel machine code instrumentation and its applications in performance measurement and runtime optimizations. Control.

FAQ

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What company does Ariel Tamches work for?

Ariel Tamches works for Lambda.

What is Ariel Tamches's role at Lambda?

Ariel Tamches is listed as Compute Performance at Lambda.

Where is Ariel Tamches based?

Ariel Tamches is based in Los Gatos, California, United States while working with Lambda.

What companies has Ariel Tamches worked for?

Ariel Tamches has worked for Lambda, Weka, Clumio, Pure Storage, and Vmware, Inc..

Who are Ariel Tamches's colleagues at Lambda?

Ariel Tamches's colleagues at Lambda include Jade Monroe, Max Goldberg, Ofra Levinson, Steve Chaney, and Katie Nedom, Mba.

How can I contact Ariel Tamches?

You can use AeroLeads to view verified contact signals for Ariel Tamches at Lambda, including work email, phone, and LinkedIn data when available.

What schools did Ariel Tamches attend?

Ariel Tamches holds Ph. D., Computer Science from University Of Wisconsin-Madison.

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