Vladimir Dyuzhev
Verified Expert in Engineering
Software Developer
Oshawa, ON, Canada
Toptal member since May 1, 2020
Vladimir has 25 years of professional experience as a Java developer. For the past 15 years, Vladimir has used a range of web services to help large companies set up, update, and sundown their systems. Vladimir's primary focus has been on enterprise integrations and implementations.
Portfolio
Experience
- Java - 20 years
- REST - 15 years
- SOAP - 15 years
- Web Services - 15 years
- Architecture - 15 years
- Service-oriented Architecture (SOA) - 10 years
- Spring REST - 3 years
Preferred Environment
SQL, Unix, Web Services, Java
The most amazing...
...enterprise software I've created is MockMotor, a mock server that's used with products from IBM and CA.
Work Experience
Solution Architect
Bell Canada
- Designed, implemented, and vetted vendors' designs for Bell Canada's department-wide service business for residential and business consumers that had 200+ back ends.
- Set up processes and supported PTE environments resulting in regular, per-release performance testing for the full range Bell Canada's applications.
- Implemented external endpoints for mobile and web applications on the CA API Gateway.
SOA Consultant
Rogers Communications
- Implemented BPEL processes and web services encapsulating legacy provisioning vendor applications such as Ericcson TAS, SMSC, and MMSC.
- Built an OSB-protected gateway to the provisioning services.
- Created a family of simulators to test the code against and reduce the costs of vendor test environments.
Lead Developer/Team Lead
Canadian Imperial Bank of Commerce (CIBC)
- Implemented a DevOps-style automatic deployment system for department systems.
- Optimized an HP NonStop-based system startup to reduce the deployment downtime from five hours to one hour.
- Developed a mock web services back end to decouple the testing and PTE activities from the downstream systems.
Java Contractor
Direct Energy
- Consolidated J2EE applications from acquired companies into a single WebLogic cluster.
- Redesigned and optimized several legacy J2EE applications.
- Implemented a mock server to support testing of partner-facing web services.
Java Contractor
Bell Canada
- Designed and implemented business processes using Savvion BPM software.
- Implemented an Apache Axis-based SOAP connector to Siebel.
- Created a Siebel emulator—a stand-alone Java web service—for Vitria/Siebel/BPM integration testing.
C++ and Java Developer
Freelance
- Implemented data-crunching algorithms for a CORBA-based distributed cluster on DEC Alpha machines.
- Developed the security, groups, and ACL functions for the Panmedix sport examination system.
- Implemented an IBM Lotus Notes plugin for an enterprise application of F-Secure Antivirus software.
Experience
MockMotor
https://mockmotor.comGenericParallel: A Parallel Service for Oracle Service Bus (OSB)
https://genericparallel.comEducation
Bachelor's Degree in Computer-aided Design
ITMO - St. Petersburg, Russia
Certifications
Sun Certified Business Component Developer
Sun
Sun Certified Enterprise Architect
Sun
Skills
Libraries/APIs
Spring REST, jQuery, REST APIs
Tools
Mercurial, Git, TFS, Subversion (SVN), Apache Tomcat, Jetty
Languages
Java, SQL, C++, XQuery, JavaScript
Paradigms
REST, Service-oriented Architecture (SOA), Microservices, Web Architecture
Frameworks
JPA, Hibernate, Spring Boot, JSON Web Tokens (JWT)
Platforms
Jakarta EE (Java EE or J2EE), Unix
Storage
MongoDB
Industry Expertise
Banking & Finance, Telecommunications
Other
RESTful Services, System Architecture Design, Software Architecture, Web Services, SOAP, Architecture, Middleware, Oracle Fusion Middleware, Security, Energy, Oracle Service Bus (OSB), WebLogic, BEA AquaLogic Service Bus, Oracle WebLogic Application Server, BPM
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring