Alexander Cherdantsev

Developed new features for usage, usage consumption self-service REST APIs on new MS architecture Prepared test plan and performed end-to-end testing of the added features Presented demos, sessions on new features

Worked on migration of the part of billing product from Oracle to PostgreSQL as well as transition of the products to microservice architecture; Developed automated end-to-end tests to cover routing/translation/charging/roaming flows of the product working in production; Conducted training sessions of product features and support how-to for support teams.

Developed and integrated proof-of-concepts (e.g.Message router) for various customers; Designed and developed customization solutions of existing products for new projects; Developed various improvements for stability and automation of the existing products in production; Created material and conducted training sessions of product features (new and existing) for the customers teams.

Implemented support of new telecom protocols and specifications in the core product; Designed and developed customization solutions of existing products to meet new requirements for customers’ projects with code review of team members’ changes; Performed application profiling and performance optimization at caching and data layer of the product used for real-time processing of the signalling flow; Worked on C++ native library serving as a high-performant frontend for message router.

Investigated and fixed production issues of the core product such as Industrial Control Systems for aerospace testing; Developed standalone GUI and Data Access Layer (with Microsoft SQL as DB) for the database of sensors and configuration for test bends at experimental facilities integrated with the core product to run and analyze experiments

Software Development Technologies, Computer Technologies in Science and Education, Automated Test Systems, Quality Control Systems, Design of Automated Systems of Scientific Researches and Complex Tests; Optimization methods, Intellectual Systems, Computational Systems

Mathematical Analysis, Mathematical Logic and Algorithm Theory, Theory of Probability, Optimization Methods; High-Level Language Programming, Databases, Computer Networks and Telecommunications, Circuit Engineering, Artificial Intelligence Systems, Programming Technologies, System Software