SUMMARY OF QUALIFICATION I have more than 18 years of full-stack software engineering experience with focus on Java, Spring, Web Development, and Big Data with exposure to a wide set of programming languages, frameworks, and technologies. Passionate about Lean Design/Architecture, Clean Code and Agile practices; productive and efficient, self-starter, goal oriented, and fast learner; following major trends in software development; extensive use of Agile; proficient in the research, analysis, design, development, unit testing, and TDD; have proven expertise in Batch, Integration, Web and Mobile projects development using open source and commercial products; hands-on Big Data and Hadoop experience including Apache Spark. CERTIFICATES Cloudera Certified Developer for Apache Hadoop (CCDH) Cloudera Certified Administrator for Apache Hadoop (CCAH) Oracle(Bea) WebLogic Server 10g Developer Certified Expert Sun Certified Web Component Developer for J2EE Sun Certified Programmer for the JAVA 2 Platform

Senior Software Engineer (Big Data) @ Supporting existing and building new big data pipelines for the Magnetic's online advertising and retargeting platform (Pig, Luigi, Hadoop Python streaming, Spark, HBase). Migrated core reporting pipeline to Apache Spark (PySpark). That includes frameworks and API for seamless integration with our current ecosystem, like Luigi scheduling, supporting Avro/Parquet I/O, collecting operational metrics, running unit tests etc. All the work done allowed other developers easy migration to Spark as well. Now working on real time streaming pipelines with Kafka and Spark Streaming (Scala API). Python, Luigi, Pig, UDFs, Hadoop, HBase, Cloudera, YARN, Spark/PySpark, Kafka, Scala, Git, Jenkins, DataDog From September 2014 to Present (1 year 4 months) Greater New York City AreaSenior Software Engineer, Architect @ Joined company as a Senior Software Engineer and repeatedly recognized for top performance through fast-track promotions and selection for high-priority initiatives. Currently holding a position of a Solutions Architect at Strategic Technologies providing software engineering expertise to Verisk member companies and internal departments with a focus on driving innovation thru adoption of emerging technologies. Honored with CIO Champion Award and numerous High Five Awards for outstanding results at work. Involved in the most challenging projects that required outstanding skills and had strict time and budget constraints. Provided immediate breakthrough on projects in distress. A key participant in Continuous Integration Maturity and Agile Methodologies implementations. Introduced new technologies to software development process: RESTFull Services, Spring MVC, JaCoCo (UI tests code coverage tool), Selenium tests, Plupload plugin for jQuery, SyncSort DMExpress, Mule ESB. Last two years was working on BigData and NoSQL initiatives (Hadoop, MongoDB). See my projects in LinkedIn profile. From February 2009 to August 2014 (5 years 7 months) Consultant @ Design and develop software solution for a security Data Loss Prevention (DLP) application which monitors users LAN activity. The system architecture is based on: Tomcat 6.0 Server, PostgreSQL, Spring DAO JPA +Toplink of Integration tier. Presentation tier is implemented using Struts, JSTL, AJAX, YUI. Responsible for the following tasks: • Technologies research to be integrated in the project (YUI, Apache POI) • Reports module development. This module allows collecting data from DB (Spring DAO JPA +Toplink) representing it in charts and tables (Struts, AJAX, YUI). Special function allows users to export reports to PDF and TXT files. • Unit and integration testing (JUnit, Cactus) • Performance tuning (LoadRunner) From September 2008 to February 2009 (6 months) Senior J2EE/SOA Developer @ Developed integrated business solutions for enterprise IT infrastructure using BEA products (Weblogic, Aqualogic DSP, ESB/SOA) and J2EE (EJB, JMS, Spring, JDBC, Web Services). Oracle 9g/10g databases, PL/SQL. • System Architect of Integrated solution for “Customer Care Back Office” of Beeline/Vimpelcom Group (http://www.vimpelcom.com) – telecom domain. More than 10 legacy systems connected by different protocols (JDBC, WS, RMI, LDAP, Kerberos), 5000 users, 10TPS. Availability 99.99%. BEA WebLogic Server 9.2, Oracle 10g, cluster load balancing configuration. • ESB/SOA based application refactoring for “Content in credit solution” of Beeline/Vimpelcom Group (http://www.vimpelcom.com). BEA AquaLogic ESB 2.6. • J2EE container unit testing framework for integrated solution of B.I.N.BANK (http://www.binbank.ru/eng). BEA Weblogic Platform 8.1, MS SQL Server. From May 2007 to September 2008 (1 year 5 months) Senior Software Developer @ Research activities, design, development and tests of Enterprise E-learning System “Redclass” (http://www.redcenter.ru/?sid=400). Responsibilities: • tasks planning and development process management (MS Project); • technologies research to use in the project; • system modules and database schemas design (UML – Rational Rose); • problems statement for developers and tasks tracking; • modules implementation (J2SE/J2EE, Expect, HTML, JavaScript); • system programming for SUN OS and Cisco (shell, expect and Java); • stored procedures development for the database (PL/SQL Oracle); • integration with external systems such as SAP/R3(Web-services, JAX-RPC) Achievements: • leading in development of about 12 components and modules of the system; • SCORM 1.2 implementation (Javascript Applets) • Shared system distribution implementation (Hibernate, Webservices) • more than 10 successful project deployments (http://www.redcenter.ru/?sid=365); From February 2002 to November 2006 (4 years 10 months) Senior Web Developer @ Web-projects development (Perl, Mysql, HTML, CSS, JavaScript, FreeBSD, Red Hat Linux). Created modules for content management and interactive web-interfaces, such as authentication and authorization system, news feeds, guestbooks, forums, subscription system, auction, online store, voting deck and others special units. From June 2000 to February 2002 (1 year 9 months) Software Developer @ Development, deployment and support of «1C:Enterprise» automated accounting solutions (1C:Enterprise, MS SQL Server, Windows NT/98). Development, project management, quality control. From October 1999 to June 2000 (9 months) Software Developer @ Created software applications to calculate stream units for heavy industry. Assembly language, Fortran, C/C++, DOS, Windows 3.11/95/98. From June 1996 to October 1999 (3 years 5 months)

Masters, Aeronautical Engineering. @ Moscow Aviation Institute (National Research University) From 1996 to 2002 Stanislav Los is skilled in: Software Design, Software Development, Spring, Java Enterprise Edition, Java, Python, Hadoop, Apache Spark, Hive, Apache Pig, HBase, Cloudera, Git, Agile Methodologies, WebSphere Application Server