Jayasim Jayakumar

A full stack Tech manager and Architect who loves building products in Robotics and Mobile. I have been instrumental in creating highly scalable systems on all tech platforms - mobile, web and desktop. I'd love to combine my passion for AI with my software development skills to continue building futuristic products that will help humanity take the next big leap forward.

Skills

• Robotics, Deep learning, Computer Vision, Artificial Intelligence, Machine Learning, CPU/ GPU, Tensorflow, Miniflow, Keras, CNN, DNN
• Android - DataBinding, ART, Lollipop, Marshmallow, Roboelectric, Firebase, MoEngage, FastAdapters, EventBus, AndFix etc.,
• iOS - XCode, Objective C, Cocoa Touch, iPhone SDK, Interface builder, Cocoa Touch and XCode
• JavaScript/ LiveScript - React, ReactNative, ECMAScript, YUI, JQuery and JQuery mobile
• Mobile App Automation - Espresso, Spoon, CI/ CD, Fastlane, Scan
• Web development - LAMP - Perl, PHP. Expert in FrontEnd Optimisation
• NLP, NLTK, Yahoo Pipes, simplehtmldom, Stanford Log-linear Part-Of-Speech Tagger, Weka
• Memcached, Xcache, APC, Redis, Openfire, flume, RabbitMQ, Comet (Reverse Ajax), HAProxy, Instruments and Hadoop, HBase, MapReduce
• Application specific addons for chrome browser. CSS, Specificity
• SOA, Design Patterns(Creational, Structural, Behavioral), Agile/Scrum (JIRA), Algorithms, DS and Mentoring teams

Career Resource Center

Software Development Manager - Amazon

• Building next generation platform for Amazon Digital Goods - Appstore, Alexa to name a few

Senior Director of Engineering - Snapdeal

• Handled fashion, user growth, and micro services segments on iOS & Android. Notably, services became the highest revenue generating category in the app
• Initiated and drove the cross-platform solution React Native which helped reduce app development effort by more than 50 percent
• Onboarded multiple corporate partners (Uber, Zomato, FreeCharge, BookMyShow, Cleartrip, RedBus) and built seamless and personalised experiences for users
• Bootstrapped iOS and Android apps for the fashion portal exclusively.com which featured among the 'Best New Apps' and top 30 apps on App store and Play store respectively

Engineering Manager - Housing

• Managed a team of 45 engineers for Android and iOS apps of the company's various ventures including housing.com, Broker Network, and BigBHK
• Instrumental in developing formerly outsourced services in-house which resulted in saving considerable revenue for the company
• Streamlined Ad-Tech pipeline for monetisation
• Initiated the effort for having app presence on Windows (Project Astoria)
• Helped build a scalable chat platform using MQTT Paho client.
• Led the test automation team and roadmap setting for functional and non-functional aspects of the product

Engineering Manager - Myntra

• Led a team of fifteen engineers in re-writing Android, iOS and Windows(WindowsRT) stacks to make apps feature-rich and more performant
• Was instrumental in cleaning-up the analytics and image pipeline. This resulted in drop rate of analytics events to less than 5 percent
• Helped scale apps on all platforms which resulted in sale events garnering revenues to the tune of INR 1 Billion and above in a single day
• Actively collaborated with multiple stakeholders including Business Analysts, Testing, Design and Product

Engineering Manager - Infoedge

• Bootstrapped and architected iOS apps for 99acres.com (India's leading property portal) and Jeevansathi.com (matrimonial portal)
• Set up the CI pipeline for the iOS apps
• Was involved in hiring, training and team formation processes
• Coordinated with multiple teams including product, marketing, UI, QA, support, sales, design, operations, and backend

Tech Lead & Senior Software Engineer - Infoedge

• Frontend - Optimised static contents including javascript, css and images by merging, minifying and caching them using NGinX, JSMin, and YUI Compressor tools. Also worked with ReverseAjax, Comet, FB graph APIs, Autocomplete, Image cropping, Rich text editors (CKEditor), DOM normalisation, User Behaviour Analytics SDK.
• Backend - Tweaked and configured Apache, NGinX, MySql for optimal performance. Implemented compressions using ob_gzhandler & mod_deflate modules, cache layer in middleware (PHP) using CacheLite, memcache for distributed caching and sharding
• R & D - Used extraction, machine learning and data mining to build an exhaustive skillset database for recommending relevant jobs to users
• Mobile - Single-handedly architected and developed a mobile website (used routing, reverse routing, and WURFL) for Naukri.com's professional networking site which helped capture almost 30 percent of the untapped mobile market
• Tools - Built feed parsers, PDF resume generator, group chat XMPP client (using Openfire jabber server), extensive OO JavaScript APIs, token search, chrome based toolbar, and a scalable system for generating reminders for a user base exceeding 5 million
• SEO - enabled desktop and mobile search bots to index web pages. Automated sitemap generation for public urls with proper semantics and robots.txt rules

Software Engineer - Checktronix

• Built a functional test-suite in Perl which completely eliminated manual testing effort for resume parsing web tool
• Implemented mobile alert system service using perl. Incorporated keyword highlighter for streaming resumes using SAPI, PHP.
• Provided tech support for customers in US, UK and Australia.

Projects

Self-driving Cars - Advanced Lane Finding, Behavioural Cloning, Traffic Sign Classifier, LaneLines
Machine Learning - Linear & Logistic Regression, Neural Networks, Support Vector Machines, Principal Component Analysis, Anomaly Detection

Articles Published

• React Native
• Advanced Lane Finding
• Vehicle Detection

Education

• Udacity - Nanodegree, Self Driving Car Engineering (2017 - 2018)
• Coursera - Machine Learning by Stanford University (2017 - 2017) - 94.5%
• Anna University - B.Tech Information Technology (2001-2005) - First Division

Recommendations

• Linkedin Recommendations Received

Interests

Startups, Robotics & Deep Learning, Marathon, Tennis