Experience

TravoLab

• System Architect

  • Apr 2021 - Present



Cedon BLR

• Belarus
• IT Services and IT Consulting
• 1 - 100 Employee

• Principal Software Engineer [Java | RTB]

  • Apr 2020 - Apr 2021

  Achievements: Dec, 2020 - public release and post-production support of the Video Ad Server for Demand Side Platform (DSP) which provides the transcoding, prepackaging, on-the-fly repackaging and real-time bidding of the video creatives uploaded by the media team.Technologies:• Java 11 / Python / Bash / Open API / JSON Schema• Programmatic advertising: OpenRTB / VAST / VMAP/ MRAID• Adaptive streaming: HLS / DASH / Nginx / Kaltura• Video processing: FFmpeg / NVENC / QSV / AVC / HEVC• Persistence: PostgeSQL / Kafka• Environment: Apache Mesos / Maraphon / Docker



Octonion Technology

• Principal Software Engineer [Java | IoT]

  • Feb 2018 - Apr 2020

  Roles: Solution Architect, Spring/Java Developer, DevOps engineerAchievements: Jan, 2019 - public release and post-production support of brainium.com – zero-coding IoT platform hosted on Microsoft Azure.Technologies:• Azure Cloud Services [IoT Hub / Event Hub / Service Bus / Storage Queue / Blob / Files / Web Apps ]• Azure [CosmoDB, Database for MySQL, Redis]• Azure Kubernetes Service [Docker / Helm / Alpine]• Alibaba Cloud [IoT Platform / Message Queue / NAS / Object Storage Service / SMS / Domains]• Alibaba Cloud ApsaraDB for [RDS / MongoDB / Redis]• Alibaba Container Service Kubernetes• Microservices: Java 9 / Spring [Boot / Cloud / Integration] / Nginx [Lua / Js]• Transport: MQTT / AMQP / WebSockets / HTTP / TLS• Authentication: X.509 [ECDSA / RSA] / JWT / SAS tokens• DevOps techniques: Terraform, Ansible, B[ash]



Softeq

• United States
• IT Services and IT Consulting
• 200 - 300 Employee

• Senior Software Engineer [Java | IoT]

  • Sep 2015 - Feb 2018

  Roles: Solution Architect, Spring/Java Developer, DevOps engineerAchievement: MVP of Pet Smart Collar – product aimed to provide pet owners with a possibility to track pet location, body temperature, make a phone calls, record and play real time video. Other features included ultrasonic & vibration corrections to help control location/curb barking and GPS geofences to let users keep their pets contained. Self-writen analysis engine was responsible for the automated health recommendations based on the pet’s activity level.Technologies:• AWS [ IoT / EC2 / ELB / SQS / SES / SNS / IAM / Cognito / VPC / CloudFront]• AWS [ RDS / Elasticache / S3 / ECS / ECR]• Video Streaming and Processing: RTMP / HLS / MPEG-DASH / FFmpeg• Container Linux (CoreOS), Alpine Linux, Docker, Compose, Jetty, Nginx/OpenResty• Java 8, JEE: JPA [ Hibernate / QueryDSL ], Servlets• Spring [ Core / MVC / AOP / Security / Data JPA / Session / Social ]• Polyglot Persistence: Redis, MySQL, MongoDB• DevOps techniques: Terraform, Ignition, Ansible, Bash



R-Style Lab

• United States
• Information Technology & Services
• 1 - 100 Employee

• Senior Software Engineer [Java | SOA]

  • Sep 2013 - Aug 2015

  Roles: Solution Architect, Spring/Java DeveloperResponsibilities: Solution design, technology adoption, development process supervision, cloud infrastructure setupAchievement: Release and post-production support of the "****BuildersGroup" platform for managing construction and engineering projects of all sizes. Provides a foundation for all builder / client / subcontractor / architect communication which allows project members to create and review documents and other project information from any location by using web browser or mobile device (iOS)Technologies:- Oracle SOA Suite 11g, Oracle BPM Suite 11g, Oracle Identity and Access Management 11g- Oracle Enterprise Linux, Oracle Weblogic, Oracle Database, - Java 6, BPEL, BPMN, XML, XSLT, XPath, Spring [ Core / MVC / Security / WebServices ]---- Linux, Nginx, Tomcat, Jetty, MySQL, Mongo- Java 7, JEE 7: JPA [ Hibernate / QueryDSL ], Servlets, JSP, JSTL, Bean Validation, - Spring [ Core / MVC / AOP / Security / Data JPA / Transaction ], SQL / JPQL, Bash- Javascript [ AngularJS / Jquery ], HTML [ Bootstrap / JqueryUI ]



IBA Group

• Czechia
• IT Services and IT Consulting
• 700 & Above Employee

• Senior Software Engineer [Java | BI]

  • May 2004 - Aug 2013

  Roles: JEE Developer, BI Engineer, Unix Support Engineer Responsibilities: Technology adoption, development process supervision, infrastructure supportAchievements: Public release and post-production support of the "WorkSmart" web portal for the "IBM Microelectronics" project - the set of interactive reporting dashboards and web applications which provide end to end view of key business information, metrics and analytics for business process execution and control management.Technologies:- IBM AIX, IBM DB2, IBM WebSphere Application Server, IBM HTTP Server- Hyperion Performance Suite, Brio Business Intelligence- Java 5, JEE 5: [EJB / JPA / JAX-RS / JAX-WS / Servlets / JSP/JSTL], - SQL, JPQL, Shell [Korn / Bash], Perl- JavaScript [DWR / JQuery], HTML