Stanislav Doktorovich Email & Phone Number

Houston, Texas, Us

Building Architectures for Real-World Performance for Multi-cloud and Hybrid Clouds, ensuring systems not only handle growth effectively in 200B+ of requests per day but also maintain robust performance under varying conditions.Currently, leading the development of a next-gen Airline AI engine, by building a high-throughput big data pipeline training and deploying thousands of new NN/ML models daily to multi-cloud production. This engine handles real-time, low-latency AI estimations serving 3M+ requests per second.

Houston, Texas, Us

Currently, working on scaling multi-tenant geo-distributed real-time system that handles more than 2.5 million requests per second with avg 10 ms response time and does not breach strict (0.01 %) real-time SLAs. Leading transition and replatform suite of on-prem real-time applications to Microsoft’s Azure™ cloud platform• enabling multi-tenancy to lower operational costs• architecture refactoring to improve robustness and reliability and availability• optimizing applications performance usage to lower operational costs• bundling metrics and improving monitoring capabilities6 master regions, hundreds of VMs, 170 billion transactions/day with avg 10 ms response timeLeading the quality improvements of the Real-Time Dynamic Pricing applications by• enforcing development process best practices,• reviewing and approval of new software designs• refactoring and optimizing the application to achieve better performance and operational metrics• profiling and debugging serious performance issues• encouraged functional testing using BDD(even though it is terrible expensive)• rebuilding CI infrastructure into CD pipeline

Montreal, Qc, Ca

Leading technology strategy, architecture and development of the SaaS Platform by• Providing cross-functional technical leadership on project teams to ensure delivery of exceptional technical solutions • Leading a team of solution architects, business analysts, team leads and senior engineers with a wide range of skill-sets and experience levels.• Driving Thought-Leadership on engineering and architectural practices and standards.• Leading the development and documentation of the technical requirements and solutions.• Creating application architecture designs to meet requirements of product management and customer projects• Mentoring on approach and execution of solutions, coach on technologies and establishing a team wide comprehension of solution capabilities and direction • Providing technical support to Project Management, Product Management, Infrastructure Engineering and Operations.• Coding! No ivory tower leadership style. Technical Environment: Scala, Play, Akka, Java, AngularJS, Spring, Apache CXF, Hibernate, Jetty, PostgreSQL SBT, BDD...Accomplishments:- Helped building new engineering department and form my 2 new teams.- Improved engineering velocity by 10 times using technology and refactoring architecture- Enabled and facilitated new product development initiatives.

Montreal, Qc, Ca

Lead one of major company technology change by • Migrating main customer from legacy system to fully featured advanced technical services platform with 0-downtime• Migrating from MS SQL 2005 to 2014• Leading Architecture and implementation of new Canadian Anti-Spam Legalization to protect business and customers.• Building Continuous Delivery Pipeline • Implemented Application Performance Management and Monitoring in production for the platform• Helping to decommission one DataCenter, and build Disaster Recovery in the cloud that led to OPEX savings of at least 150K$/yr• Helping reducing costs to run/operate IT by 500K$/yr

Montreal, Qc, Ca

Technical Environment: Java, Python, Spring, Apache CXF, Hibernate, Jetty, PostgreSQL and MySQL, Maven, BDD, TeamCity and IntelliJ Idea.Accomplishments:• Led technical part of successful application and central data migration from Oracle to PostgreSQL database. • Automated continuous backend performance testing (load and soak)• Helped to adapt Git and migrate from Subversion, which considerably increase code quality and speed up development cycle.• Helped to adapt Redis as distributed caching system.• Helped to migrate all server side apps to new version of OS (CentOS 6.4).• Helped to adapt Crucible company wide as main code review tool.• Identified key metrics for global platform monitoring system.

Montreal, Qc, Ca

Technical Environment: Java, Python, Spring, Apache CXF, Hibernate, Jetty, Oracle and MySQL, Maven and Hudson, then TeamCity and IntelliJ Idea.Accomplishments:• Took active part in designing and building new product for new customer. • Adapted IntelliJ IDEA (by backend team) and TeamCity (company wide), which considerably increase code quality and speed up development cycle.

Montreal, Quebec, Ca

Product development and team collaboration social application on a Software-as-a-service basisAs part of FeatureSet team I am participating in development of the software-as-a-service (SaaS) project management solution based on Java and Adobe Flex platform. Loosely coupled architecture and deployment into the Amazon EC2 cloud make solution highly available and scalable.• Involved in server-side development using J2EE, Spring Framework, Spring Flex, Quartz, Hibernate, Infinispan, AspectJ, FreeMarker and Apache Tomcat• Involved in asynchronous processing architecture and implementation using Apache ActiveMQ• Was responsible for security architecture and implementation using Spring Security and in-house frameworks• Actively participated in database schema elaboration for MySQL and PostgreSQL• Involved in client-side development using Adobe Flex on top of Adobe BlazeDS• Actively participated in automated deployment implementation for Amazon EC2 cloud as well as Eucalyptus cloudTechnical Environment: J2EE, Spring Framework, Spring Flex, Spring-Social, Quartz, Hibernate, Infinispan, Lucene, AspectJ, FreeMarker and Tomcat, ActiveMQ, Adobe Flex, BlazeDS, MySQL and PostgreSQL, Ant, Maven 2 and CruiseControl, IDEA.Accomplishments:• Implemented integration with social networks like Facebook, Twitter, Linkedin on top of Spring-Social, OAuth and RESTful web services. • Maintained TDD/BDD practices using JUnit tests, continuous build using Apache Ant / Maven 2 and CruiseControl which considerably increased product quality• Optimized deployment process for different environments, improving continuous integration process, which considerably shorten product delivery time

Almaty, Kz

Web 2.0 internet-banking application• Developed code (wrote software application programs). • Developed and coded program modules to integrate multiple subsystems. • Identified and recommended system enhancements to improve or expand customer services by anticipating customer problems and recommending solutions. • Planned, scheduled, and coordinated project design and implementation team. • Assisted and trained others on technical or industry-related issues. • Evaluated hardware or software product alternatives and made recommendations. • Active participated to requirements analysis and design. • Tested unit, web and performance, reviewed other’s changes. • Documented design decisions and API.Technical Environment: Google Web Toolkit, GXT, AJAX, Servlets, JSP, Tomcat, Sonic ESB, JMS, Oracle, JPA/Hibernate, Java Security, Java Cryptography, Scala, Quartz, Dozer, JavaScript, CSS, Ant, Ivy, CVS. Unit, web and performance testing using JUnit, JMeter, IDEA.Accomplishments:• Remodeled site UI creation using GWT/GXT, Java, CSS and web standards improving application usability, always meeting tight deadlines.• Established GWT API and coding standards reducing development efforts.• Installed automated web testing and performance testing framework using JMeter, GWT RPC, simplifying QA effort.• Optimized the J2EE and Java AJAX RPC methods using design patterns and JMS asynchronous processing improving application performance.• Implemented strong cryptography algorithms and digital signatures using PKCS, SSL, RSA, GOST, DES, Triple-DES, MD5, SHA-1.Awards:On March 31, 2010 this project have won national award as the best internet-banking.

Almaty, Kz

Leading informational web portal about personal finance, banking and insurance.• Designed, developed and tested of UI/web layer of the project from inception through to deployment.• Participated in analysis and system design specification sessions. • Documented of design options and solutions according to System Development Life Cycle (SDLC) methodology.• Ensured that solutions adhere to development best practices and architectural principles.• Coded, tested, packaged, deployed and supported of builds as code is promoted from development, system, acceptance and production environments.• Developed test strategy, test plans, test cases and testing efforts (unit testing and integration testing of code).Technical Environment: Struts, Hibernate, JSP, MVC, HTML/CSS, AJAX/JQuery, MySQL, Ant, CVS, JUnit, JMeter, IDEA, Sybase PowerBuilder.Accomplishments:• Established MVC/Struts framework reducing IT Maintenance costs.• Improved user experience introducing AJAX framework.• Tested using JUnit, JMeter.

Involved in 16 Mobile VAS & GPRS Application Development & Integration projects• Assisted with the translation of business requirements into technical ones.• Coordinated and leaded design initiatives and reviews with Java Developers.• Met with project sponsors to review design options and high-level estimates.• Translated selected designs into detailed tasks, dependencies, and estimates.• Ensured that Java Developers understand the scope and approach of their tasks.• Coordinated and led code (and unit test) reviews for Java Developers.• Provided technical leadership and mentoring to support Java Developers.• Monitored, encouraged, and enhanced best practices in development and methodology.• Researched the market for new services and technologies. Technical Environment: Resin, Struts, JSP, Peacedata WEB framework, MVC, XHTML, CHTML, Velocity, Oracle, MySQL, PostgreSQL, Peacedata ORM framework, SMPP, SMS, NCL, Asterix, J2ME, J2ME Polish, WURFL, Nokia toolkit, Comverse API, SMIL, Idea, Ant, CVS, JUnit, Apache Lucene, Sybase PowerBuilder.Accomplishments:• Designed and implemented 6 social networking and multimedia content mobile portals for Beeline, KCell, Spice Nepal GSM operators. • Architected, designed and implemented the Java based SMS and IVR high performance voting system for several TV channels. • Developed several mobile J2ME based applications for content sharing for 2 GSM operators. • Engineered SMS banking for several local banks. • Designed Mobile marketing campaign via SMS for Phillip Morris and Pepsi. • Developed CMS and integrated into the Ring-back Tone (RBT) platforms on GSM operators: Beeline (by «Comverse») and KCell (by «NMS»). • Replaced Corporate SMS-solution for P&G. • Implemented first MMS VAS service in Kazakhstan. Awards:On 2007 years VAS Development was nominated for social networking and multimedia content mobile portal of the year on National Telecommunications Conference.

Oakland, Ca, Us

Involved in 2 web and 2 desktop applications projects• Developed, created, and modified Java applications using JavaScript, XML, XSLT, CSS and frameworks like Struts.• Created and maintained relational and XML data models.• Designed applications and automated test components using frameworks like JUnit.• Designed and develop automated build scripts.• Developed and specified standards, methods, or procedures to guide the design, development, testing and deployment of Java applications.• Participated in application design reviews to provide input on functional requirements, product designs, schedules, or potential problems• Performed in-depth debugging procedures by reviewing configuration files, logs, or code pieces to determine breakdown source• Planed development schedules or strategies in accordance with project scope or delivery dates.Technical Environment: Java SE, JMS, Apache Active MQ, XIndice, eXist-db, XML Schema, XSLT, XQuery, XLink, XUpdate, XPath, XSL-FO, XForms, Resin, Oracle, JavaScript, ORM, Java Sound API, JFC/Swing, LDAP, JNDI, ORM, JBuilder, Idea, Ant, CVS, JUnit, Sybase PowerBuilder.Accomplishments:• Developed Workflow system for Stock Asset Management. • Designed and programmed international web directory of references to the mathematical Internet-resources as tree structured resource collection. • Developed real-time recordation of conferences of Novosibirsk Regional Chamber of Deputies. • Engineered web based HelpDesk system for GSM Operator Beeline.