
Alexander Gavrilenko
Skills
Timeline
Professional experience for Alexander Gavrilenko
- Current 1 year and 7 months, since Jan 2024
Solutions Architect
gavr.dev
Accomplishments: • developed the architecture, set up CI/CD, and provided technical supervision for the customer project • provided architectural consulting for the new no-code integration platform • created the "Profession: Java developer" course for the online school • personal mentoring and training of developers (230+ sessions conducted)
- 4 years and 10 months, Apr 2019 - Jan 2024
Java Technical Lead | Chief Solutions Architect
Sberbank
The system for federated access to data in HDFS and Ozone with on-the-fly encryption of individual fields of Parquet files (availability 99.99%, throughput - 4 PB/day) Accomplishments: • designed, developed, and released the system into production -> reducing the cost of data storage by 4 times • optimized the system for 20k RPS, throughput of 200 GB/s and heap size up to 350 GB • developed CI/CD processes -> 3w LT, zero downtime upgrade, 100% auto-testing • onboarded and managed a team of 14 engineers
- 1 year and 1 month, Apr 2018 - Apr 2019
Lead Java Developer
Ingram Micro Cloud
PaaS E-commerce platform (160k customers, ~1500 cloud service providers) Accomplishments: • separated the critical functional “User and Account Management” into a microservice • organized and managed the architectural committee of 10 tech leaders • managed a team of 7 engineers
- 3 years and 11 months, Jun 2014 - Apr 2018
Chief Solutions Architect | Lead Java Developer
Sberbank-Technology
Promoted from Senior Java Developer to Chief Solution Architect in less than 3 years. Retail and corporate credit risk assessment system (availability 99.99%) Accomplishments: • developed from scratch and released the system into production -> credit risk assessment time reduced by 1000 times (from weeks to minutes) • optimized read/write queries to the 20 TB Oracle database • migrated the actively used system from monolith to microservices • onboarded and managed a team of 25 engineers across four cities
- 2 years and 7 months, Nov 2011 - May 2014
Middle Java developer
Neoflex
Developed 3 complex systems automating individual and legal risk management and loan issuance on WebSphere/Oracle stack.
- 1 year and 2 months, Sep 2010 - Oct 2011
Junior Java developer
Akzia.App
Developed the custom XMPP implementation and 4 backends for cross-platform mobile applications (iOS, Android, Java ME).
- 2 years and 4 months, Mar 2008 - Jun 2010
Unix System Administrator
RosBusinessConsulting
Ensured the performance of about 400 servers and services running on FreeBSD and Linux.
Educational background for Alexander Gavrilenko
- 5 years and 10 months, Sep 2005 - Jun 2011
Computer-Aided Design systems (CAD)
Bauman Moscow State Technical University
Languages
Russian
First language
English
Fluent
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