Sameer Rangari

About Sameer Rangari

A versatile and accomplished technical leader with a resonating and epoch making career starting since 1996. With a penchant for delivering business-focused solutions across a spectrum of domains. Have conceptualized and delivered commendable solutions which are still considered \"a way ahead\" of its time. I am also renowned for my communication prowess and adeptness in resolving complex engineering challenges, and am a catalyst for innovation and efficiency. My mission is to leverage my robust skill set to shape the technological landscape and foster a culture of relentless advancement. With my last stint from Dec\'04 at Qualcomm, have continued to achieve several firsts which have been greatly appreciated by both and internal and external stakeholders. Ranked runner up twice in annual Qualcomm technical event QBuzz with widely adopted tools/products called \"Alert Shredder!\" and \"Total Control Command Center (TC3)\". Also a first to initiate and convince the general mindset change from batch to real time processing with a product called \"Quantum Beamer\" with Apache applications. Extremely large Big Data clusters deployed, operationalized, optimized ensuring 99% uptime for several years. Envisaged now popular mobile operating systems during the initial CDMA days. An idea that seems too far fetched then. Commendable successes with revenue increments for both Qualcomm and partners with actionable business insights derived from application data which was unforeseeable earlier. Managed and blossomed business relationship with Qualcomm partners and customers across the globe. A true testament of camaraderie with global culture and ethics. Learn and apply principles of Quantum mechanics to maximize Quantum potential. Evolution in progress.

Experience

1. IT Engineer, Sr Staff

   Qualcomm

   Dec 2004 — Present

   Hadoop Cluster Management: Extensive experience in managing, tuning, and rapidly deploying Hadoop clusters globally, including recovery from failed upgrades and creating user data spaces efficiently. Real-time Analytics Tools: Developed tools like Alert Shredder, Total Control Command Center (TC3), Quantum Beamer using Apache Storm. Auto-extending space quotas in Hadoop clusters, demonstrating a knack for real-time analytics and efficient issue resolution. Database Optimization: Achieved remarkable feats in database optimization, such as reducing a 20+ hour SQL query to execute in less than a second, creating MySQL workarounds for sub-1ms responses regardless of table size, and automating MySQL instance replication failures. Automation and Custom Tools: Innovated with a zero-cost automation tool, akin to Chef/Puppet, and custom scripts for file system synchronization in Linux, ensuring efficient and synchronized backup processes. Problem-Solving and Recovery: Resolved critical issues like multi-farm application synchronization (akin Oracle Golden Gate), found a file recovery method in Linux which helped successfully recover critical files thus showcasing problem-solving skills.Significant revenue growth with innovative insights both for the organization and its global partners. Well recognized and highly appreciated by global partners for communication, technical prowess and camaraderie.

Education

• University Of Bombay Santacruz (East)

  Diploma

• Mumbai University

  Bachelor of Arts