Aju John Email and Phone Number
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Senior technology professional with extensive research and development expertise in distributed systems, storage, virtualization, file systems and cloud computing. Proven success leading the planning, design, development and delivery of innovative, quality software products. Hands-on leader with the ability to develop, grow and mentor global on/off-site, high-performing engineering teams to achieve product deliverables.Selected highlights from my career include:Led the development and delivery of VMware’s first storage product, VSA (vSphere Storage Appliance) to the market that provides hyper-converged shared storage to ESX hosts without a SAN. Subsequently delivered VSA 5.1 for the ROBO market.Led the team that delivered the NFSv4.1 client with Kerberos authentication support in ESX kernel for vSphere 6.0 release.Led development teams of more than 30+ employees at EMC. Delivered EMC's first multi-protocol NAS server with NFS and CIFS (SMB) support; Led a team that delivered EMC's first FCoE enabled SAN array in only nine months.Specialties: Technology, Research & Development, Data Storage, Cloud Computing, Storage Virtualization, Resource Planning, Hiring and Developing Teams
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Principal Managing PartnerAds Consultancy LlcCambridge, Ma, Us
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Principal Managing PartnerAds Consultancy Llc Jan 2024 - PresentCloud and On-premise data management consulting. -
TravelCareer Break Dec 2023 - Dec 2023I completed a transformative travel exploration to Ushuaia, Argentina, passing through Patagonia in Argentina and Chile. Trip included hiking adventures, immersing in local cultures, learning, and capturing moments through photography. Used Generative AI and resources like Booking.com and Google flights for guidance. This is my third exploration to South America, others were Galapagos in Ecuador and Machu Picchu in Peru. Read about Patagonia experience here: https://www.linkedin.com/pulse/travel-generative-ai-aju-john-jezke/
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Cloud Architect / Saas ConsultantSemut.Io May 2023 - Nov 2023Singapore, SgStealth Start-up -
Director Of Cloud Infrastructure Software Development And Operations (Oci Block Service)Oracle May 2021 - Nov 2022Austin, Texas, UsBlock Storage Data Plane Director responsible for development and operations -
Director Of Software Development (Oci File Service)Oracle Dec 2020 - May 2021Austin, Texas, UsFile Storage Service (FSS) Performance Analysis: Led a team to study the file service performance of FSS and compare it with other cloud file services and bare-metal file servers
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Technical Staff (Software Defined Nas)Dell Emc Jul 2019 - Sep 2020Round Rock, Texas, Us -
Director, Software Engineering (Isilon)Dell Emc Nov 2015 - Jun 2019Round Rock, Texas, UsData Management: Data Protection and Cloud Tiering from on-premise scale-out storage clusters to public cloud (Amazon S3, Azure, Google Cloud, and Aliyun.) Responsible for development and validation teams in five locations across 15 time-zones, including a new purpose-built team I started in Shanghai, PRC for around-the-clock product development.
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Class Of 2017 FellowThe Partnership, Inc. Jan 2017 - Dec 2017Boston, Ma, UsThe Partnership works with organizations in all sectors to build racially and ethnically diverse leadership pipelines. For nearly 30 years, The Partnership has partnered with successful enterprises to meet their unique talent needs. I was sponsored by Dell to be trained by Partnership in the Fellows Leadership program of 2017. -
Founder, Cto & Chief ArchitectApplication Defined Storage (Startup) Dec 2014 - Nov 2015As Chief Technology Officer (CTO) and Chief Architect, I was responsible for driving the technology strategy and product architecture for Application Defined Storage.• Designed (patent pending) and built an Application Defined Virtual Storage Infrastructure.
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Director - Storage R&D, Cloud Infrastructure And Management GroupVmware Nov 2010 - Oct 2014Palo Alto, Ca, UsGrew storage development team by 100% over the course of one year to add 15 employees; Led global teams of 30 employees consisting of vSphere Storage Appliance, ESX Storage Stack and Storage QA teams.• Delivered NFSv4.1 client with Kerberos security for ESX in vSphere 6.0 release.• Delivered VMware's first storage product, VSA 1.0, followed by VSA 5.1 for ROBO markets.• Oversaw the design and delivery of a VAAI-Thin Provisioning and VAAI-NAS support in vSphere 5.0. -
Director, Software Engineering, Clariion Business UnitEmc Corporation Dec 2008 - Nov 2010Round Rock, Texas, UsProtocols and Data Services GroupDirected on/off-shore SAN Protocols and the Data Services development teams with more than 30 employees. • Oversaw the development of 8G FibreChannel, 10G iSCSI, FCoE, and Fully Automatic Storage Tiering (FAST) products.• Identified converged network solutions for the SAN and NAS platforms to use a single interface adapter for all protocols as co-chair of the Strategic Planning Team.
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Director, Software Engineering, Nas Group (Celerra)Emc Corporation Sep 2006 - Dec 2008Round Rock, Texas, UsManaged over 30+ employees consisting of six global, distributed software research and development teams: Network core, iSCSI, NFS, CIFS (SMB), Security and Windows applications. Conducted competitive gap analysis and completed future release content, roadmap planning, resource allocation, scheduling and tracking for multiple projects.• Delivered multiple products including a 10G Ethernet, IPv6 capable Network Stack, iSCSI LUN snap and replication for Linux initiators.• Developed a VDS provider for EMC’s common management layer and OpenLDAP support for NAS.
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Senior Manager Software EngineeringEmc 2004 - 2006Round Rock, Texas, UsPromoted to Senior Manager to lead five cross-functional distributed software research and development teams with 20+ employees. • Led the product delivery of an iSCSI target with snap and restore capabilities for Windows.• Developed an iSCSI solution for MS Exchange and SQL, iSCSI Replication and Disaster Recovery solution.• Oversaw antivirus and group policy enhancements for CIFS and NFSv4.0 protocol support.• Identified and evaluated potential technologies to license and negotiated/signed protocol license agreements.
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Engineering Manager/Consulting Design EngineerEmc 1999 - 2004Round Rock, Texas, UsDirected CIFS (SMB) and Security teams which included overseeing feature roadmaps, release content, feature delivery, resource procurement, release scheduling and budgeting. Delivered multiple products including the design and implementation of a Virtual Datamover.• Built, developed and grew a Windows Applications team to develop supporting applications to augment Celerra in a Windows environment; utilized COM and WMI based applications for virus-checking, monitoring, file content filtering and resource sizing and estimation tools. • Led the development of a Kerberos authentication module with GSSAPI layer, Digital (SMB) signing, Group Policy Object (GPO) support, LDAP client protocol and Windows Active Directory integration to ensure Celerra fileserver compatibility with Windows 2000/2003.• Delivered anti-virus support for on-demand file scanning using external antivirus engines; designed heuristics to optimize scanning and coordinate access to scanned files.
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Principal Design Engineer/Project LeaderEmc 1997 - 1999Round Rock, Texas, UsManaged complex design and development projects and managed product releases. Created multiple whitepapers and best-practice guides to provide deployment support and resources to customers and the field staff. Invented a usermapper mechanism to automatically map Windows users to UNIX UIDs.• Led the development of a multi-protocol file server capability that serves files on Celerra to UNIX/Windows clients. • Redesigned the UNIX file system to handle multiprotocol requirements; developed a new locking mechanism, ACL (access control)/alternate data stream support for files and audit logging in the kernel.• Delivered the product release of a revised Celerra multi-protocol fileserver version; trained customer support and escalation teams on deployment and debugged field issues during the initial stages of release.
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Principal Software EngineerEmc 1995 - 1997Round Rock, Texas, UsReal Time Operating System development for Data Access (DART OS)• Modified UNIX file system (UFS) to support 2GB+ files by adding support in the inode structure and code to handle 64 bit file offsets.• Improved overall throughout by redesigning the buffer cache mechanism in the VFS layer to allow I/O speeds to be independent of the file size.• Invented a collector mechanism that allows a common pool of service threads to accept and service requests simultaneously over TCP and UDP protocols resulting in efficient resource utilization.• Designed and implemented a TCP streams module that allows NFSv2 and v3 protocol to work over TCP and UDP.
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Senior Software EngineerDigital Equipment Corporation 1991 - 1995Houston, Texas, UsFilesystem and protocol (NFS) developer in the kernel space for Digital UNIX• Implemented dynamic vnodes in Digital UNIX and ported ONC-RPC components to Digital UNIX. Executed PCNFS RPC service; enhanced and modified VFS/UFS related kernel debugger extensions.• Invented dynamic vnodes in VFS, which was published in a USENIX conference and utilized in academia. • Converted uniprocessor NFS kernel components to symmetric multiprocessor (SMP) environment and file system/NFS components from a 32-bit OS to a 64-bit OS for the Alpha processor
Aju John Skills
Aju John Education Details
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Worcester Polytechnic InstituteComputer Science
Frequently Asked Questions about Aju John
What company does Aju John work for?
Aju John works for Ads Consultancy Llc
What is Aju John's role at the current company?
Aju John's current role is Principal Managing Partner.
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What schools did Aju John attend?
Aju John attended Worcester Polytechnic Institute.
What are some of Aju John's interests?
Aju John has interest in Education.
What skills is Aju John known for?
Aju John has skills like Nas, Storage, Cloud Computing, Iscsi, Storage Virtualization, San, Fibre Channel, Kernel, Unix, File Systems, Vmware, Server Architecture.
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