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- Passionate about technologies, understand new things fast.
- I can work with PO and PM. I can estimate the implementation, build an architecture.
- I help my colleagues with their daily tasks, I like to share knowledge and teach people.
- I understand testing processes, write unit tests, can write functional- and e2e-tests.
- I understand how client applications work, have some experience in frontend (Vue mostly).
- I understand the CI / CD processes. I can read and modify Gitlab CI scripts.

I write code and love doing it. I read and study a lot. Books, courses, other materials.
My github - https://github.com/dmirogin (I do something from time to time, but rarely).
Experience of participation in conferences - https://golangconf.ru/2019/abstracts/5767 

National Research University of Electronic Technology - MIET

Senior Go Developer

Dmitry  Dorogin

OZON.ru

Product
https://card.ozon.ru Loyalty program for Ozon customers.

Team
- PO + PM
- backend + frontend developers + QA

What tasks do I solve?
- Integration with 5+ internal teams + partner bank (Discussion of proposed solutions, discussion of API)
- Building architecture and implementing user stories
- Implementation of the direct solution chosen by the team
- Writing tests (Unit on go, E2E - Python)
- Product support, duty (Prometheus, Grafana, OpsGenie)

Achievements
- I was the first to come to the project and together with another colleague we managed to implement the first version of the application on time. (Application form, storage of personal data, integration with a partner bank, simple version of spending points)
- Before joining frontend-developer, I implemented the first version of internal CRM (It became possible to immediately activate cards through our support line and get the first business indicators)
- Implementation of a unique acquiring system from a partner bank (Reducing transaction fees)
- Warming up the cache for the state of the users' card account. (Reduced the time that the user waits for when paying with points at the checkout stage, we warm up the data much earlier than the user gets into the cart)

Technologies
- Microservice architecture. I understand why the company chose this path and support it. Additionally for myself I've read with https://www.ozon.ru/context/detail/id/154840382/
- Golang as the main language for writing services. (know how GC, Concurrency, Memory Managment works)
- GRPC for interservice communication
- Kafka for asynchronous communication
- PostgreSQL. Optimization of queries. From non-standard - partitioning. During work I've read https://www.ozon.ru/context/detail/id/149717044/
- Redis for caching, distributed locks, sometimes we use in-memory solutions.
- Python for one-time scripts and e2e tests
- Prometheus, Grafana, OpsGenie for technical metrics, alerts

Development and support of PHP applications backend (Laravel, Yii)

Projects:
https://fom.ru
https://id.fom.ru
https://zdrav.fom.ru
https://crowdspace.ru/
https://setefom.ru

Development of services on Golang:
- Service for working with statics (working with Minio, resizing images)
- Backend for chat on websockets

Organization and standardization of development (guidelines, linters, etc.)
Organization and improvement of Continuous integration (assembly, linters / tests, layout)
Organization of application testing (Unit, Integration)

Worked with MySQL, Redis databases
Also used in work RabbitMQ

FOM Group / Public Opinion Foundation

Senior Backend developer

- Development of a large project of photo and video content
- Took part in the development of a new version of the main site tass.ru

Laravel, MySQL, Queues, WebSockets

TASS

PHP-developer

Took an active part in the development of such large projects as

http://ciel.ru - online store of perfumery and cosmetics (Yii2, PostgreSQL, AngularJS)

https://onstage.pro - Global Online Platform for Event Professionals (Yii2, PostgreSQL, RabbitMQ, Memcache, Supervisor)

https://new01.favorit-auto.ru - wholesale hypermarket of auto parts.
(Yii2, PostgreSQL, RabbitMQ)

https://pfc-cska.com - the official website of PFC CSKA

https://u-tv.ru - the official website of the Yu TV channel

https://www.tastyclub.nl - Dutch startup for restaurateurs (Yii1, MySQL)

http://metallurg.ru - official site of HC "Metallurg"

https://www.vim-avia.com official website of VIM-AVIA

Also developed REST API for mobile applications of HC Metallurg, PFC CSKA, TastyClub.
Developed embeddable widgets for a building materials store https://shop.onduline.ru and an automated system for accounting for electronic ticket sales http://profticket.ru

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