Rafael Yumagulov
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Bio
Credentials
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Diving in Python
CourseraMar, 2019- Nov, 2024 -
OOP and Patterns in Python
CourseraMar, 2019- Nov, 2024 -
Python for web
CourseraMar, 2019- Nov, 2024
Experience
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Constructor
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United States
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Software Development
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100 - 200 Employee
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Software Engineer
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Nov 2022 - Present
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T4MP
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Moscow, Moscow City, Russia
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Technical Lead
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Feb 2021 - Nov 2022
I was responsible for almost every development-related activity in the company. Some of my duties: As a manager: * Coordination and management of the team (6 developers): daily/weekly meetings, code review * Translation of business requirements into development tasks * Employee assessment * Conducting interviews As a developer: * Systems architecture, back-end, cloud infrastructure development * Development of ML-related infrastructure and processes (models inference, real-time search-space enrichment, APIs, etc.) * Processes and culture improvement (for example, DevOps practices and conventions) Here is the list of some exciting things I've done: * Built functional and sought-after product transformation platform for e-commerce from scratch * Designed and developed "Real-time" search-space enrichment which enables relevant predictions during the user session * Deployed cost-effective k8s cluster with "on-demand" nodes with GPU * Performed infrastructure migration from GCP to AWS Stack: Python, K8S, Helm, AWS, GCP, Qdrant, PostgreSQL, Redis, Kafka, GitHub Actions Show less
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Tinkoff
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Russian Federation
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Banking
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700 & Above Employee
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Team Lead
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May 2020 - Feb 2021
I was responsible for development process of inner source system for the needs of performance testing department. My duties included: + Coordination and management of the team (3 developers), including daily meetings, demo days, etc. + System development from scratch + System architecture development + Participation in technical interviews Also I made some out of primary scope activities: + Introduction of the DevOps practices + Monthly digests Stack: Scala, ZIO, K8S, Helm, Gitlab, PostgreSQL Show less
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Ingram Micro Cloud
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United States
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IT Services and IT Consulting
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700 & Above Employee
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Senior Software Developer
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Sep 2018 - Apr 2020
Was responsible for performance of cloud services distribution platform. My duties included: + Load testing + Documentation development + Development of internal load testing framework based on Python + Development of new performance tests based on JMeter + Maintenance of automated load testing + Providing recommendations for performance improvements + Development of performance-related features + Monitoring development Stack: Python, Java, PostgreSQL, Selenium, Jenkins, OpenStack, Parallels Virtuozzo Show less
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Otkritie
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Russian Federation
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Financial Services
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300 - 400 Employee
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Expert
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Nov 2016 - Aug 2018
Was responsible for performance of front-office systems like: internet bank, mobile bank... My duties included: + Load testing + Documentation development + Customer load analysis + Implementation of external systems emulators for load testing purposes + Providing recommendations for performance improvements + Development of performance enhancing features + Employee training + Project planning + Capacity planning + Team management Activities outside of direct duties: + Development of DR plans with maintenance team + Implementation of monitoring system based on Prometheus + Grafana + Integrating load testing into CI/CD pipeline + Pilot projects management: automatic impersonation for testing purposes project, business monitoring project, middleware cache project (based on Hazelcast) + Design of reliable and fault-tolerant system infrastructure + Building customer load forecasts Stack: Java, Apache JMeter, MS SQL Server, PostgreSQL, Jenkins, Grafana, Prometheus Show less
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Performance Lab
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United States
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Software Development
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100 - 200 Employee
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Senior Performance Engineer
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Aug 2015 - Nov 2016
Was responsible for performance of various CRMs, ABSs, ESBs, EDMSs My duties included: + Load testing + Documentation development + Customer load analysis + Implementation of external systems emulators for load testing purposes + Providing recommendations for performance improvements + Employee training + Project planning Customers: VTB24, PFR Stack: HP LoadRunner, Java, Oracle DB, Oracle WebLogic, Oracle Siebel, HP Performance Center, IBM WebSphere, IBM Rational Performance Tester, IBM DB2, Apache JMeter Show less
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S&T Russia
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Russian Federation
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Information Technology & Services
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1 - 100 Employee
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Performance Engineer
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Jun 2014 - Jul 2015
Was responsible for performance of various CRMs, ABSs, ESBs, DMs My duties included: + Load testing + Documentation development + Customer load analysis + Implementation of external systems emulators for load testing purposes + Providing recommendations for performance improvements Customers: Renaissance Credit, VTB24, Alfa Bank. Stack: HP LoadRunner, Java, Oracle DB, Oracle WebLogic, Oracle Siebel, HP Performance Center Was responsible for performance of various CRMs, ABSs, ESBs, DMs My duties included: + Load testing + Documentation development + Customer load analysis + Implementation of external systems emulators for load testing purposes + Providing recommendations for performance improvements Customers: Renaissance Credit, VTB24, Alfa Bank. Stack: HP LoadRunner, Java, Oracle DB, Oracle WebLogic, Oracle Siebel, HP Performance Center
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Education
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National University of Science and Technology "MISIS" (Moscow Institute of Steel and Alloys)
Unfinished, Applied Mathematics