Olegs Matvijenko

Olegs Matvijenko Email and Phone Number

Java Developer at Onoff Telecom @ Onoff Telecom
tallinn, harjumaa, estonia
Olegs Matvijenko's Location
Tallinn, Harjumaa, Estonia, Estonia
About Olegs Matvijenko

Olegs Matvijenko is a Java Developer at Onoff Telecom at Onoff Telecom. They possess expertise in team leadership, recruiting, teamwork, organizational development, employee training and 23 more skills. They is proficient in Estonian and English.

Olegs Matvijenko's Current Company Details
Onoff Telecom

Onoff Telecom

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Java Developer at Onoff Telecom
tallinn, harjumaa, estonia
Website:
onoff.app
Employees:
67
Olegs Matvijenko Work Experience Details
  • Onoff Telecom
    Java Developer
    Onoff Telecom Apr 2021 - Present
    Tallinn, Harjumaa, Estonia
    Responsible for the backend lifecycle developed as microservices: API design/documentation, development, testing, deployment, monitoring.Utilized Java, Spring Boot, and MySQL to develop and optimize backend functionalityHelped to migrate services to KubernetesManaged deployment processes via AWS, ensuring high availability and performance of applications- Maintained and added new functionality to service responsible for credit card purchases (integrating possibility to have partnerships allowing user to get discounts, improving invoice generation systems)- Migrated and implemented new apple app store API to improve subscription management.- Implemented apple pay and google pay for credit card purchases.- Implemented possibility to obtain premium subscription.- Implemented partnership management for admin project.- Helped to migrate to new payment gateway API as well as helped to maintain small payments service in golang.Java 17 with Spring Boot and Gradle, Golang, Mysql, Redis, ArgoCD, Jenkins, AWS (S3, SQS, Secret manager), Grafana, Graylog, Axiom
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  • Albums
    Java Developer
    Albums Apr 2021 - Apr 2022
    Tallinn, Harjumaa, Estonia
    Providing the backend for iOS, Android and web clients for an image/video storage, backup and sharing service (https://albums.app) which includes live messaging in-app.Responsible for the backend lifecycle developed as microservices: API design/documentation, development, testing, deployment, monitoring.Implemented better solution for image scaling, video thumbnail creation.Java 11/17 with Spring Boot and GradleMongoDB, Elasticsearch, RedisVarious AWS cloud services (S3, EC2, SQS)Docker, Jenkins, SpinnakerGraylog, Grafana, PrometheusIntegration & unit testing with JUnit/Mockito/REST AssuredTDD
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  • Intra Research
    Data Processor/Survey Programmer
    Intra Research Dec 2019 - Apr 2021
    Tallinn, Harjumaa, Estonia
    Programming surveys and making custom logic using Lua. Testing survey logic manually and with generated mock data. Preparing data delivery using SPSS
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  • Norstat Group
    Data Processor/Survey Programmer
    Norstat Group May 2015 - Dec 2019
    Tallinn, Harjumaa, Estonia
    Programming surveys and making custom logic using Python. Testing survey logic manually and with generated mock data. Preparing data delivery using SPSS. Working with database using SQL. Training new employees.
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  • Norstat
    Interview Leader
    Norstat Jun 2014 - May 2015
    Estonia
    Quality control of fieldwork, overlooking support e-mail, making translations (Latvian, Russian, English), documentation (includes: salary sheets, contracts), training employees, testing projects (survey logic)
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Olegs Matvijenko Skills

Team Leadership Recruiting Teamwork Organizational Development Employee Training Telephone Interviewing Interviewing Skills Easily Adaptable Latvian Russian English Russian To English System Testing Microsoft Office Freight Forwarding Forklift Operation Management Translation Project Management Analysis Testing Business Strategy Microsoft Excel Customer Service Team Management Microsoft Word Leadership Strategic Planning

Olegs Matvijenko Education Details

Frequently Asked Questions about Olegs Matvijenko

What company does Olegs Matvijenko work for?

Olegs Matvijenko works for Onoff Telecom

What is Olegs Matvijenko's role at the current company?

Olegs Matvijenko's current role is Java Developer at Onoff Telecom.

What schools did Olegs Matvijenko attend?

Olegs Matvijenko attended Software Development Academy, Valga County Vocational Training Centre, Vidzemes Augstskola / Vidzeme University Of Applied Sciences.

What skills is Olegs Matvijenko known for?

Olegs Matvijenko has skills like Team Leadership, Recruiting, Teamwork, Organizational Development, Employee Training, Telephone Interviewing, Interviewing Skills, Easily Adaptable, Latvian, Russian, English, Russian To English.

Who are Olegs Matvijenko's colleagues?

Olegs Matvijenko's colleagues are Louay Abdeljaoued, Leon Ozdoba, Talha Omair, Vitali Hara, Siim Vaus, Christian Morocho Parra, Idir Ait Abdallah.

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