Dayananda | Freelancer Resume

Dayananda S Bangalore E-mail-Phone No:(+91) - PROFESSIONAL SUMMARY Total Experience: ▪ ▪ ▪ ▪ ▪ ▪ Over 8 years of experience in Ecommerce Retails and HealthCare domain encompassing various roles and responsibilities, in different work stream areas like Application Development, Enterprise Search Architecting, Search and Analytics Solutions, Customer handling. Perform the role of Tech Lead for the Big data technology stack. Provide intermediate/ adbvanced level trainings to teams seeking knowledge. Extensive experience in building powerful search engines, ecommerce sites, recommendations engine and also log analytics for server/applications monitoring using real time data. Drafting solutions to complex architectural problems handling petabytes of data. Excellent interpersonal and customer relational Skills. Enthusiastic and a self-starter with a need of minimal inputs. Overview Trained 2 batches with Lucene based search engines SOLR and Elaticsearch for a company specific requirements . Batch of 8-10 resources were given practical hands on with sufficient set of tasks to leverage the benefits of SOLR/ELK. ● Well planned sessions with equal importance on both theoretical and practical aspects. ● Real time examples for better understanding. ● Problem use cases for gaining more insights on the product helpful in building a platform or an application. ● Questions to be addressed with performance oriented answers with long term insights. Work Exposure: ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ Wide experience in writing Enterprise Search Architectural designs for ecommerce solutions and BIG Data analytics. Capable of choosing tools/technologies suitable to handle data efficiently and performance wise. Leading a team of 8 members and capable of guiding them in proper direction when in need. Worked on powerful Search Engine development, implementing Elasticsearch to other dbs integrations with search-relevancy tuning. Have been involved in drafting of impact analysis Document which helps to implement Business requirements in a very convenient way and to meet the expectations within the allocated timelines. Well versed in agile development methodology and scrum meetings. Worked on distributed search solutions Elastic Search, Logstash, Kibana for sentiment analysis. In depth knowledge of shard, replica, cluster, indexes and various search types. Worked on Nutch crawlers, Apache SOLR, ZooKeeper integration for BANANA analytical dashboards. ▪ ▪ ▪ ▪ ▪ Working experience in Deployment and unit testing on Search Engines. Working experience in UNIX(REDHAT,Ubuntu) , Windows environment and MAC(Yosemite) Experience consists of software development in Java ,Python and shell scripting. Technologies and includes exposure of JSON, XML, XSD, XSLT, HTML. My Domain exposure consists of Enterprise Search, Search Engine, Retail, Technology and Healthcare. Strengths: ▪ ▪ ▪ ▪ ▪ Very keen on understanding the business requirements and equally contribute technically to convert the business requirements for successful execution of the project. Good Team Player, Energetic, Positive attitude, flexible and hard working. Strong problem solving skills with ability to analyze and understand data. Effective in working independently and collaborative in teams. Very good communication skills. SKILL SET Domain Skills Business insight Enterprise Search and Analytics, Ecommerce, Retails. Technical Skills Programming Languages Technologies/Search Engines Java,Python,Shell Scripting Elastic Search(x-pack) ,SOLR ,Autonomy IDOL Expertise tools Apache Kafka,Logstash, Kibana, Apache Zookeeper, Search Guard, Elastalert, ReadonlyRest Nutch crawler,DIH ,Web crawlers,JMS Databases Mongo DB, My SQL , Oracle Unix, Windows ,MAC Operating environments Pursuing Skills Application Servers Others NLP, A pache Spark Apache Tomcat,Webservers,Jetty,NGINX, JSON,XML,XSLT, HTML,Ruby, SOLR METER,JMeter EXPERIENCE SUMMARY As SOLR / Elasticsearch Trainer 1. Intermediate and Advanced Level Project Description ➢ Team Size: 8 ➢ Duration ➢ Type ➢ Technologies Used August to December 2019 SOLR,Zookeeper,Elasticsearch [Beats,Logstash,Kibana],Apache Kafka,Apache Flink. WIPRO TECHNOLOGIES 2. Health care client:Project Description ➢ Role ➢ Duration ➢ Type ➢ Technologies Used Search Developer Team Size: 5 July 2011 to November 2014 Enterprise Search Engine-Development and Support Java,Shell scripting,Autonomy IDOL,DIH,CAP,Crawlers(FileSystem,Sharepoint,Web crawler,SQL crawlers),MYSQL,SQL Overview This is a business user application build to search their enormous number of documents with a dedicated search engine for their organization. It’s a popular well known Health care domain organization having diagram and videos search, autocomplete features in their requirement. Responsibilities: • I worked on Autonomy IDOL, an end-to-end implementation for the leading Manufacturing Provider under HLS domain having documentum applications. I was involved in requirements gathering, analysis and solution design. The project is in maintenance phase now. • Exception handling (catching / logging and mapping) using our own defined exception hierarchy. • Worked with OOPS concepts (like interfaces/polymorphism/abstraction) and collection classes while writing the actual business. • Search assignment to devise their Corporate Search Strategy roadmap including Search Experience, Search Relevancy, Search Performance, Search Analytics, etc. • Handled hundreds of the servers with installation, security, cluster managements, Shell scripts to check servers etc... • Directly interacted with clients providing enhancements and implementing change requests. 3. APPLE:Project Description ➢ Role ➢ Duration ➢ Type ➢ Technologies Used Senior Search Developer Team Size: 4 November 2014 to September 2015 Business Application ElasticSearch,Logstash,Kibana,Mongo DB,MYSQL,Java Overview APPLE wanted their customer support applications to utilize the ELK stack and build a search engine for retrieving their cases and also analytics dash board for same. Responsibilities: ● Built the search engine using Elasticsearch, indexing data by Logstash and also prepared Kibana Analytics dashboard. ● • • • • Involved in writing unit test cases. And regression testing End to End. Have integrated syslogs, SQL logs with regex filters-Logstash and had implemented Kibana dashboards for sentiment analysis of a customer tool. Successful in identifying root cause of the issues after analysis on huge logs. I was involved on internal solutions built on Elastic Search and Cross Domain issues. I worked onto integrate their customer support applications with ElasticSearch and MongoDB providing blazing fast search experience in retrieving solved issues. Implemented email functionality, according to client tier update. 4. HERC Rentals:Project Description ➢ Role ➢ Duration ➢ Type ➢ Technologies Used Tech Lead Team Size: 3 September 2015 to till date Ecommerce Mobile and Website Application Apache SOLR,ZooKeeper,Apache Nutch crawler,HAProxy,Banana Analytics Dashboards,ELK for sentiments,REST Webservices,Java APIs Overview HERC Equipment’s and Rentals –Industrial tools and equipment rental industry wanted their mobile app and website to be powered with Apache SOLR search engine having Autocomplete, Recommendations, Catalog Search, Similar products features. Responsibilities: • Lead the team implementing SOLR Search for searching their products both on the mobile app and website. • Understanding the business requirements and equally contribute technically to convert the business requirements for successful execution of the project. • Was responsible for architecting clusters management, sharding, routing index requests and preparing the blue print of Search project. • • • Integrated Apache Zookeeper and HA proxy to get high availability with minimum servers during downtime. Efficiently lead the team guiding them and helping with technical issues. Used ELK to index logs and analyze requests. Also SOLR-BANANA integration was done for analytics to identify top user searches, top sold products, country wise orders and many such use cases. Dashboards with graphs, geo maps were big benefit. • Written test cases for all functionality • WIPRO Practice Experience Efficiently handled many customer POCs and was successful in bagging the projects to wipro search practice. • • • • I was actively involved in building solutions for the practice - Intelligent Search Solution including advanced search features like auto suggest, tag clouds, related searches, etc., Relevance Improvement Solution which provided the user to measure, analyze and fine tune relevance of the search results. Successfully demonstrated skills in various search tools like Autonomy IDOL, Google Search Appliance(GSA), Apache SOLR and ELK Got appreciations in mails for demonstrating good project leadership skills with client and resource management I also led the end-to-end Elastic Search solution for US based major Consumer manufacturer. The client wanted improved search results relevancy from millions of email records from Lotus notes file shares. I enacted as the consultant/architect for this project. I was involved in the Elastic Search architecture and design, pipeline configurations, indexing scripts, custom relevancy model design and search framework design, and UI implementation. I led the team during implementation, performance testing and release. I successfully delivered the project on time and got huge appreciations for this as well. EDUCATION ❖ MS from BITS Pilani,Rajasthan ❖ BSc from KLE,Bangalore ❖ Schooling from Pine Woods,Bangalore PERSONAL PROFILE Date of Birth Nationality Passport Hobbies Address (Permanent) Address (Current) 15th June 1990 Indian Ready (valid) Volleyball, Badminton, Swimming #37,Dwarakavasa Road,Bharathnagar 2stg, B-91 #37,Dwarakavasa Road,Bharathnagar 2stg, B-91 DECLARATION I hereby declare that the above furnished details are true to the best of my knowledge. Dayananda S-