Case 4:18-cv-07229-YGR Document 100-3 Filed 09/04/20 Page 1 of 7
`Case 4:18-cv-07229—YGR Document 100-3 Filed 09/04/20 Page 1 of 7
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`EXHIBIT 3
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`EXHIBIT 3
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`.
`Top Skills
`Java Enterprise Edition
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`Hibernate
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`Java
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`Languages
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`English
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`Contact
`ronakthakrar@gmail.com
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`www.linkedin.com/in/ronakthakrar
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`(Linkedlnl
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`
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`Ronak Thakrar
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`Engineering Manager at Qualys
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`Summa
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`ry
`- Solving big data problems, building large scale distributed
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`applications, leading and managing teams.
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`- Architected, designed and developed software products and/or
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`microservices with a distributed backend
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`- Designed and developed high throughput, low latency, horizontally
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`scalable microservices for near real-time data processing using
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`Java, Apache Flink, Apache Kafka, Cassandra, Spring Boot,
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`Elasticsearch, HashiCorp Consul, Vault and Redis and many
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`framework and patterns for consistency among microservices
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`applications
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`- Build, release, deployment, monitoring and support microservices
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`in a docker environment
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`- Estimation, capacity planning, and scaling software products and/or
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`microservices for high throughput
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`- Multi-site team development and management
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`- Experience in recruitment, career planning, retention and
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`performance management
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`- Expertise in Application performance improvement & testing using
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`JMeter, JProfiler
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`- Involved in release management, feature, defects or bugs
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`prioritization
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`- Estimation and risk analysis for new features, defects
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`- Good experience in NoSQL(Cassandra, MongoDB), relational
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`databases, messaging and workflow frameworks, big data analytics
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`- Expertise in Cloud Security, Retail, Banking & Finance domains
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`- Built and managed development and QA teams
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`Areas of interest: Distributed Systems, Big Data Analytics, Cloud
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`Computing
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`Technical Expertise: Java, Spring, Spring Boot, Apache Flink,
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`Elastisearch, Kafka, Cassandra, ELK, REST Web services, Graphite,
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`Grafana, Docker, GRPC, MySQL, Oracle
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`Expenence
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`Qualys
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`Engineering Manager
`September 2018 - Present
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`Qualys
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`3 years 4 months
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`Principal Software Engineer
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`September 2017 - Present
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`- Built the next generation Qualys products - Indicators of
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`Compromise(Malware Detection & Endpoint Security), File Integrity
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`Monitoring(FlM), Patch Management for Endpoint Vulnerability
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`- Designed and developed high throughput, low latency, horizontally scalable
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`Microservices for FIM and Patch Management products using Apache Flink,
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`Apache Kafka, Flink, Cassandra, Spring boot, Elasticsearch, - HashiCorp
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`Consul, Vault and Redis
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`- Designed and built Streaming Framework/Jobs using Apache Flink for High
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`volume data ingestion & near real time processing.
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`- Designing REST Web services and Public facing APl's
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`- Scalable logging, monitoring and alerting framework using ELK, Graphite,
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`and Grafana
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`- Built performant search APls using Elasticsearch
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`- Coordination with offshore team
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`- Developed libraries for common tooling logging, monitoring, across products
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`Senior Software Engineer
`September 2016 - September 2017 (1 year 1 month)
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`Nomis Solutions
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`2 years 3 months
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`Software Development Manager (R&D Engineering)
`February 2015 - August 2016 (1 year 7 months)
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`Senior Software Engineer
`June 2014 - February 2015 (9 months)
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`Saba
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`4 years 10 months
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`Senior Software Engineer (Java/J2EE, Cloud, Performance)
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`October 2011 - June 2014 (2 years 9 months)
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`- Implemented the Performance Load test tool (by extending open source tool
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`nGrinder) using Spring, Hibernate, REST web services, jQuery and Maven for
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`build to provide scalable infrastructure and platform to stress test product.
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`- Developed business objects and Data Access Layer using Java.
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`- Designed the UI for the workflows using jQuery and implemented Controllers
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`in Spring MVC, HTML and CSS.
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`- Used AWS Java SDK APl’s for integration of the tool with Amazon E02
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`as maven dependency from Amazon Web Services (AWS) to provision
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`and de-provision of instances in amazon cloud for providing run time cloud
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`infrastructure using on demand and spot instances.
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`- Extended the business logic layer by creating the POJO's for business
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`objects and used Hibernate and JPA to persist all of them into the My SQL
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`database instead of in memory.
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`- Created tables, views, SQL queries and schema objects in MySQL for storing
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`and retrieving the data for reporting purposes.
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`- Used liquidbase for the database change control and easy deployment of the
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`database changes on server startup.
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`- Implemented the transaction service using Spring remoting for reporting
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`transactions to remote controller.
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`- Customized the grinder HTTP Proxy server to filter the application specific
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`page requests and record details accordingly, ignore the HTTP status codes
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`which are irrelevant.
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`- Implemented the support for multiple test script execution, division of the user
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`load for the test to different agents by extending the grinder functionality.
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`- Developed the HTML report generation for load test executed and export it to
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`word document.
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`- Created the design specification for the above implementations.
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`- Performed unit, integration and functional testing of the application.
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`Technologies Used: - Java/J2EE, Spring, Hibernate, Liquidbase, JDBC,
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`Amazon EC2 Cloud,JSch, Javascript(jQuery), HTML, MySQL, UNIX, Tomcat,
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`Maven, ANT, IntelliJ Idea, Eclipse
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`Senior Software Engineer
`September 2009 - October 2011 (2 years 2 months)
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`- Designed new API specifications for exposing REST based Web Services
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`converting SOAP based existing web Services.
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`- Designed and developed new components and developed UML modelling for
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`high level architecture.
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`- Implemented the Interfaces and implemented POJO as well as EJB methods
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`to support the new rich UI development.
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`- SCRUM Lead for team of 5 people handling the critical deliverables for Saba
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`Social Learning Spring release (part of Saba Learning Suite).
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`- Handled “Daily scrum calls" to track/monitor the day to day activities of
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`scrum members. Also helped functionally as well as technically scrum team
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`members.
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`- Prepared Weekly reports for Scrum team for weekly status meetings to track
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`overall program execution.
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`- Design and Implemented core Interfaces for Saba Learning and Web 2.0
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`based APl’s as web services using Apache CXF REST framework to expose
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`key functionalities of Saba Learning suite to leverage core functionalities and
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`help Ul team building the UI.
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`- Handled and written the performance and scalability tests for APl’s
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`implemented to benchmark the performance of the public APl’s.
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`- Resolved many performance issues for this release in the learning as well
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`as content services module. Communicated and worked with Performance
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`Engineering team to simulate the scenarios and resolution.
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`- Spring planning and tracking of code promotion as well as exit criteria for
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`sprint deliverables to meet the sprint commitments.
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`- Execute the API tests/Unit testing and code coverage for the APl’s delivered
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`for the sprint.
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`Technologies Used: - Core Java, Apache CXF, Oracle, JBoss, Apache, EJB,
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`JDBC
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`No. of Employees Managed: - 5
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`Achievements: - Received Star Team Award
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`Saba Software India Pvt Ltd.
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`Software Engineer
`March 2008 - September 2009 (1 year 7 months)
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`Design and development of the workflow of a feature and handle various
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`phases of the application development like requirement gathering,
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`documentation with UML diagrams, writing functional and design
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`specifications, implementation and unit testing.
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`°Have good knowledge in requirement gathering by understanding client usage
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`of a feature.
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`Good knowledge in debugging and troubleshooting of an application.
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`-Sound in performance tuning of an application, using suitable data structure
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`and code optimization at Java layer and Database Procedure layer.
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`-Have good understanding in managing bugs introduced pre and post release
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`of the system and before and after code freeze.
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`~Gathered very good knowledge in maintaining release cycle of a product at
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`Saba.
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`Saba
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`2 years 2 months
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`Software Associate
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`August 2006 - March 2008 (1 year 8 months)
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`Contribution to Various Releases for Bug Fixes (Major Releases, Service
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`Packs, Fix Packs and Monthly Packs)
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`- Developed the code for various modules at middle-tier using EJB.
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`- Developed user interfaces using XML, XSLT
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`- Adopted J2EE best coding practices, using J2EE patterns. Utilized Value
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`Objects, ServiceLocator.
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`- Handled Production support for different modules.
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`- Worked on JSTL tags for Ul development.
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`- Implemented MVC and Front controller patterns using Apache Cocoon.
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`- Handled configuration and change management activities using CVS
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`repository.
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`Developer Trainee
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`February 2006 - August 2006 (7 months)
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`I worked as Developer Trainee as an automation expert.
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`International Institute of Information Technology
`Software Research Associate
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`June 2005 - January 2006 (8 months)
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`I worked as Research Associate for Advanced Software Technologies Labs in
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`”IT Pune while i was pursuing my M.S.
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`- I was incharge of 2 computer labs fully.
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`- Used to help other students and guide them in their other projects.
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`- Contribution for new projects coming up in the college and take initiatives and
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`responsibility.
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`- l was chosen based on my merits for 1st trimester.
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`
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`Education
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`International Institute of Information Technology (IIIT)
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`MS in Advanced Software Technology, Advanced Software Techologies
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`(Java, J2EE Technologies) - (2005 - 2006)
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`Kendriya Vidyalaya
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`S.S.C - (1996 - 1998)
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