Alexander A.

About Me

Alexander is a highly skilled Senior Java Developer with 20+ years of industry experience in back-end development, persistence layer, database structure, REST APIs, database performance optimization, and SQL tuning solutions for clients. He is solution-oriented and motivated by new knowledge and technologies in his work on architecture designs, new functionality development, and performance tuning services for clients.

AI, ML & LLM

Frontend

Backend

Database

DevOps

Other

Work history

UpStack
UpStack
Senior Java Developer
2018 - Present (7 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

Freelance
Freelance
Java Back-end Engineer
2017 - 2017
Remote
  • Developed, deployed, tested, and maintained technical objects for a mailing and authorization system for the client.

  • Developed and enhanced a mail subsystem to update and inform users on all major system activities.

  • Provided technical guidance and solutions for the implementation of an authorization subsystem to give customers access to sections of the system.

Luxoft
Luxoft
Senior Java Developer | Team Lead
2011 - 2018 (7 years)
Bucharest, Romania
  • Liaised with developers, business analysts, and users in conceptualizing and developing new technical solutions on client projects.

  • Evaluated requirements for functional specifications in creating an efficient technical design for the optimization of a reporting system, leading to a reduction in report building from 2 minutes to 10 seconds.

  • Analyzed and assessed procedures for the successful migration of a project from a legacy platform based on WebLogic 9 to WebLogic12c.

Art-master LLC
Art-master LLC
Senior Oracle Developer
2009 - 2011 (2 years)
Kiev, Ukraine
  • Worked on database architecture development, performance tuning, and production delivery in mitigating risks and technical complexities associated with projects.

  • Effected database architecture reorganization, saving the client about 2TB on production environment disk space.

  • Explored alternative ways to meet user requirements through improved processes or innovative solutions, leading to the development of a reporting system and decreased report calculation time from 2 minutes to 10 seconds.

Joint Stock Commercial Bank Nadra
Joint Stock Commercial Bank Nadra
Senior Oracle Developer
2006 - 2009 (3 years)
Kiev, Ukraine
  • Developed complex technical objects in accordance with technical development standards and best practices for desktop client programs.

  • Provided responsive production support for business-critical applications through performance tuning for clients.

  • Liaised with business analysts and application users on production delivery and business task clarification.

Ukrtelecom
Ukrtelecom
Software Developer
2001 - 2006 (5 years)
Kiev, Ukraine
  • Proactively worked through service requests to create different project architectures for the client.

  • Researched new technologies, tools, components, and frameworks for SQL query optimizations.

  • Provided technical expertise for the effectiveness and success of production releases on large-scale client projects.

Showcase

Senior Java Developer - Luxoft Fire
Senior Java Developer - Luxoft Fire
  • Calculates and provides daily price changes for financial instruments.

  • Implemented a new back-end functionality.

  • Successfully deployed to production.

Senior Java Developer - Luxoft User Management
Senior Java Developer - Luxoft User Management
  • Provides a REST API for other projects.

  • Allows project creation, update, and management of users.

  • Designed and led a team of five developers in the production of a new project architecture.

Senior Java Develope - Luxoft eDerivatives
Senior Java Develope - Luxoft eDerivatives
  • ETL feeds provide finance data to the web UI.

  • Calculated prices are displayed on the web UI.

  • Project migrated from WebLogic 9 to WebLogic 12c, including new UI functionality.

Back-end Developer - Equify
Back-end Developer - Equify
  • Equify is a fintech platform focused on reducing the cost and risk of secondary offerings.

  • It develops a middle layer and a mail scheduling functionality.

  • The project involves backend development and includes a mail scheduling feature.

Education

BSc Radio Engineering
BSc Radio Engineering
Zaporizhzhya National Technical University - Ukraine
1998 - 2002 (4 years)