Lead Software Engineer

Intro

Hi, my name is Aliaksei, I am an Engineer who knows how to create great software and how to do it properly together with other people.

I have deep experience connected with designing, developing and supporting in production backend services with strong performance and availability requirements.

Awesome software is much easier to create in a team. And I am able to inspire and lead a group of engineers or a cross-functional team to achieve great and ambitious goals.

My favorite database is PostgreSQL, most liked programming language - Python.

ALEX RAMANAU

E-mail: [email protected]envelope

LinkedIn: https://www.linkedin.com/in/aramanau/arrow-up-right

Experience

Company, role
Years
Description

Predicted,

Chief Technology Officer

[2022..2023]

Developing B2B SAAS product for mobile subscription analytics.

Wargaming,

Engineering Team Lead

[2018..2022]

Key contributing to Wargaming Platform backend services, managing team of engineers.

Wargaming,

Lead Software Engineer

[2017..2018]

Creating and implementing solutions for Wargaming Platform, performing technical leadership in Backend engineering

Wargaming,

Senior Software Engineer

[2014..2017]

Designing, developing and maintaining critical business applications with strong performance and availability requirements.

Melesta Games, Software Engineer

[2011-2014]

Developing game servers, meta-games and core web services for web, social and mobile games.

VirusBlokAda, Software engieer, QA Engineer

[2006-2011]

Ensure quality of the anti-virus kernel, developing a system for kernel tests automation.

Education

University
Years
Degree

Belarusian State University

[2008..2009]

Master degree in Computer Security

Belarusian National Technical University

[2003..2008]

Software Engineering Diploma (bachelor's degree)

Extra Qualification

Course
Year
Comments

Skills

Skill
Type
Level
Extra context

Software Engineering

Hard
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Backend dev, Game dev(backend), BI dev

Programming Language Agnostic

Hard
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I love Python and Linux ecosystem, but can use Erlang/Elixir/Rust/C/Lua or quickly adopt a new one.

Solution Architecture

Hard
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High-level system desing, careful pre-production for complex features, solution verification.

Software Maintenance & DevOps

Hard
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Organizing rotation on duty, problem-solving in production, continious applying DevOps practices.

Quality Assurance

Hard
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Continious QA everywhere

Performance testing & optimization

Hard
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Continious performance testing

People Management

Soft
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Engineering Team Leader for about 4 years, CTO for about 1 year with EM responsibilities

Project & Delivery Management

Soft
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Organizing teamwork, planning & performing complex delivieries.

Top Projects

chevron-rightPredictedhashtag

Predicted is a B2B platform for mobile developers and publishers which allows to estimate revenue and other significant metrics using variety of statistical models. It provide simple APIs for integrating and supports variety of features for increasing campaign performance - Grabbing and visualizing data from all media sources, SKAN optimization by erevenue, Web2Web flow, eLTV machine with multiple models and real-time interface and more.

Technology Stack: Python/SQL/PostgreSQL/Airflow/Tableau

Infrastructure providers: AWS/Hetzner

https://predicted.io/arrow-up-right

chevron-rightWargaming Moneyhashtag

WGM is a backend service for keeping hard and soft currencies in games, which is used by all major Wargaming titles like World of Tanks and World of Warships. It has sharded database and run over Erlang/OTP cluster. WGM was designed to process 50k RPS with 95% latency < 100 ms. Observed availability during 5 years in production: 99.99%.

Technology Stack: Erlang/Python/PostgreSQL/RabbitMQ/Nginx

chevron-rightsdbmigratehashtag

sdbmirate is migration tool for PostgreSQL with sharding support. Used in Wargaming production for applying migration to set of database servers: https://github.com/wgnet/sdbmigratearrow-up-right

Technology Stack: Python/PostgreSQL/MySQL/docker

chevron-rightMicro Api Gatewayhashtag

MAG is a set of Platform APIs used by big Wargaming Titles like World of Tanks and World of Worships. Well-designed and developed according to KISS/YAGNI principles with strong performance requirements and 99.95% SLA. Observed availability during 5 years in production: 99.95%.

Tech Stack: Elixir/OTP/Redis/Nginx/RabbitMQ

chevron-rightMelesta Game Servers hashtag

A family of asynchronous game servers and services around web/mobile/social games. Created in a startup style using rapid dev practices. However, logic was weel-tested by functional and performance tests.

Tech Stack: Python/Twisted/MySQL/Redis

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