Денис Васильєв

Lead Software Engineer DevOps у GlobalLogic

ПРО МЕНТОРА

Спеціалізуюсь на архітектурі, розробці та експлуатації хмарних рішень

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Досвід DevOps, SRE. Сертифікований адміністратор Kubernetes.
15+ років у телекомунікаціях. Мережевий інженер, технічний менеджер, керівник групи експлуатації, технічний директор.

2 стартапи: посади менеджера та системного архітектора/програміста.
5 років як співзасновник проєкту хмарного b2b/b2c Roaming Solution
Сьогодні провідний інженер-програміст DevOps та консультант для GlobalLogic. Тренер та паблік спікер DevOps/Cloud/Kubernetes

ЕКСПЕРТИЗА

  • Experienced in GCP, AWS, Azure, Bare Metal
  • Focused on Google Cloud Platform Solutions: GKE, Cloud Migration (Anthos), Cloud IOT, Cloud CI/CD
  • Coding/Scripting: read and write in Perl (automation, services), Python, Go, Shell
  • Kubernetes advocate and Certified Kubernetes Administrator (CKA-1900-001601-0100)
  • Operation experience Unix / Linux / FreeBSD
  • Knowledge and experience in Networking, Routing/Switching (Cisco, Juniper, Unix, BGP, MPLS)
  • Microservices Architecture / Development
  • Extended knowledge: Realtime Communication Solutions, VoIP
  • Manager skills: Team Leader and Coach

ДОСВІД РОБОТИ

GlobalLogic
Lead Software Engineer
October 2017 — Present (4 years 10 months)
Cloud Native System Solutions for Media market leader GlobalLogic Open World - FAAS and Microservice Platform for Telco,
Automotive, Media
GreenWave - Intelligent Transportation System Project for emergency
transport
Design and Solution Architecture
K8S, K3S
GCP, AWS, Azure, On-prem, Micro- and Edge Computing
Multi Access Edge Computing (MEC) for 5G mobile network
FAAS, Microservices
Envoy, Istio, Traefik, Gloo, Ambassador
golang, perl, python
Kubernetes certified administrator and trainer
DevOps Evangelist

joinup.online
Co-Founder. System Architect / devops engineer
April 2017 — April 2018 (1 year 1 month)
Cloud and Enterprise platform as a set of open-source projects for Real Time Communications based on WebRTC technology.
Video Conferencing in MUX mode online and standalone version, Webinars, live Streaming, Chatting, Screen Sharing, Video recording, White Board,
Enterprise services and equipment compatibility.
Technology Stack, soft/hard skills:
- VoIP and WebRTC: FreeSwitch, MUX Web teleconferencing
- Coding: JS, C++, Go, Node.JS, Perl
- CI/CD/CM: Docker, Kubernets, Chef, Consul
- Testing: InSpec, KitchenCI,
- Monitoring: Graphite, Collecd, Grafana
- RDB/noSQL database: Sqllite, Redis, Mongo
- Overall Solution design
- System definition requirements and Cost analysis
- Integration constraints and solutions
- Implementation and Integration
- Customization for customer needs
- Server cluster administration

Astelit, TM life:)
Head of Data Network and Security Team
January 2015 — July 2017 (2 years 7 months)
Managing Data Network and Security Team on 3G+ rollout:
- coordination for all activities and evaluating the performance of the group
- coordination for all Integration issues at IP Core
- planning and implementing team tasks and activity according to company strategy
Team evaluation and development
Manager of Enterprise Network Operations Unit
November 2015 - June 2017 (1 year 8 months)
- Datacenter LAN, DMZ, Enterprise WiFi, Firewalls, MCU Platform, Identity
Services Engine, VPN operation
- Network availability and Improving KPI’s
- Enterprise network development and service optimization
- Project Management
- People Management and Talent Acquisition
- Vendor communication and cooperation
- 2nd and 3rd level network support

msrn.me
Co-founder. System Architect
2012 — February 2017 (5 years)
An ultimate solution for GSM/CDMA/VOIP subscribers to roam worldwide.
Idea:
B2B - to expand the scope of services to GSM VOIP provider segment
B2C - provide the subscriber an opportunity to use your VOIP account in GSM roaming
Implementation:
- Roaming SIM card with proprietary software Java applet
- A cloud platform for service SIM cards included HRL, voice switch, billing
- API for integration with operator / corporate PBX
Key points and Benefits
- GSM and CDMA profile on the same SIM card
- Customer local number is saved in business and traveling abroad
- Customer can be reached on 3 different numbers: UK, US and local
- Forwarding ANI of the caller when receiving calls abroad
- Mobile cost savings for international in/out calls when roaming
- Transparently works almost with any mobile phone with STK
- Seamless integrating technology
- Increase of ARPU and user base for the CMDA operator
- Roaming service opportunity for corporate segment

Dataline
CTO
June 2010 — December 2011 (1 year 7 months)
Hand on experience Juniper, Cisco, Extreme, Routing/Switching Management of NOC operation team, support and shift groups
- Development and analysis of key business processes and procedures
- Development of training and assessment system for engineers
- Development of regulatory documents, (SLR / SLO / SLA / OLA)
- Interaction with the services of telecom operators
- Development and implementation of CRM at operator’s level
- Development and management of the global routing policy
- Management of the central and regional nodes
- Management of inclusions in MSK-IX, DEC-IX exchange points
- Management of a 24 / 7 shift of engineers on duty
- Voip Automatic Exchange System of 5th class implementation
Team evaluation and development
- Personal recruitment
- O&M and emergency procedures development and implementation control
- Operation activities optimization, solutions development and control
- Participate and management of network faults handling
- Coordination of communication with vendors
- Network architecture review and optimization activities approve for optimal resources utilization and network reliability
- Tracking of key KPIs of network quality, taking actions for compliance acceptable level
- Solutions for key network quality KPIs development and implementation

Celltick
Technical project manager/Implementation/Ops Engineer
October 2006 — April 2009 (2 years 7 months)
Technology Stack:
Hight load HW Unix/Sun cluster
Java Core microservices
InformixDb/Mysql/Netapp
Perl scripting Automatization
Routing/Switching
- Pre-Sale (Site Survey, SPR, Security Audit)
- Technical Implementation stage/product enviroment
- Level 2 Operation GSM-CBC broadcast system support
- Interaction with the customer's business
- Custom infrastructure inntegration
- Training/Couching customer ops-team

ОСВІТА

Yuriy Fedkovych Chernivtsi National University
Bachelor’s Degree, Geography
(1997–2002)

Current Role: Lead Software Engineer DevOps
Company: GlobalLogic

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