Дмитро

Dmytro Kyreiko Contacts

Back end developer · Phone number: [open contact info](look above in the "contact info" section)
Dnipor, Ukraine · E-mail: [open contact info](look above in the "contact info" section)
· LinkedIn: [open contact info](look above in the "contact info" section)
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· Telegram: @DI_LLS
· Git Hub: https://github.com/DimaKirejko

Summary
I’m a software developer with 2.4 years of commercial experience and a relevant professional education.
I’ve worked on building high-load microservices, optimizing database interactions and scaling existing
services, and developing APIs based on business requirements. I also have expertise in production issue
analysis and in implementing project metrics.
Core skills:
· programming Languages: Erlang/OTP, Golang;
· DBs: PostgerSQL, Redis;
· CI/CD: GitlabCI, Docker;
· Versions control: Git;
· Message queue: AMQP, RebbitMQ;
· Monitoring: Grafana(prometheus) promQL;
· Testing: EUnit, common tests;

Work experience
Favbet Tech / Junior Erlang developer
November 2023 – February 2026
Projects:
GSI (Gambling Supervisor Integration): A distributed microservice responsible for reporting to
government gambling regulators, generating financial reports, and verifying players against the state
problem-gambler (self-exclusion) registries. The main technology stack of the project is implemented in
Erlang.

mq_gate: An interface for converting and sending HTTP messages to RabbitMQ exchanges. The main
technology stack of the project is implemented in Golang.

ci_tools: A collection of convenient CI/CD templates.

Responsibilities:
Developing load-resilient solutions, technical support for the project, implementing automated testing,
maintaining clear technical documentation, participating in team activities (brainstorms, code reviews,
planning sessions, consulting other teams, collaborating with QA), preparing and executing releases, taking
ownership of specific technical and business initiatives, and supporting the onboarding of new employees.

Technologies used:

Erlang/OTP, Golang, Potgres, SQL, Redis, GitlabCI, Docker, Git, AMQP, RebbitMQ, Grafana(prometheus)
promQL, EUnit, common tests
Education
Oles Honchar Dnipro National University / Computer Engineering
2022 – present

Courses/Training
Favbet Tech Erlang Academy
August 2023 – October 2023