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.

E-mail: [email protected]

LinkedIn: https://www.linkedin.com/in/aramanau/

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
Architecting Solutions on AWS	2023	link to certificate
Introduction to Designing Data Lakes on AWS	2023	link to certificate
Postgres PRO. QPT	2021	https://postgrespro.ru/education/courses/QPT
Postgres PRO. DEV1	2020	https://postgrespro.ru/education/courses/DEV1
Postgres PRO. DBA2	2019	https://postgrespro.ru/education/courses/DBA2
Postgres PRO. DBA1	2018	https://postgrespro.ru/education/courses/DBA1

Skills

Skill	Type	Level	Extra context
Software Engineering	Hard		Backend dev, Game dev(backend), BI dev
Programming Language Agnostic	Hard		I love Python and Linux ecosystem, but can use Erlang/Elixir/Rust/C/Lua or quickly adopt a new one.
Solution Architecture	Hard		High-level system desing, careful pre-production for complex features, solution verification.
Software Maintenance & DevOps	Hard		Organizing rotation on duty, problem-solving in production, continious applying DevOps practices.
Quality Assurance	Hard		Continious QA everywhere
Performance testing & optimization	Hard		Continious performance testing
People Management	Soft		Engineering Team Leader for about 4 years, CTO for about 1 year with EM responsibilities
Project & Delivery Management	Soft		Organizing teamwork, planning & performing complex delivieries.

Top Projects

Predicted

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/

Wargaming Money

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

sdbmigrate

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/sdbmigrate

Technology Stack: Python/PostgreSQL/MySQL/docker

Micro Api Gateway

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

Melesta Game Servers

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