Olegs Matvijenko
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Olegs Matvijenko Email & Phone Number

Java Developer at Onoff Telecom
Location: Tallinn, Harjumaa, Estonia 5 work roles 3 schools
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✓ Verified July 2026 3 data sources Profile completeness 100%

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Current company
Onoff Telecom
Role
Java Developer
Location
Tallinn, Harjumaa, Estonia
Company size
67 employees

Who is Olegs Matvijenko? Overview

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Quick answer

Olegs Matvijenko is listed as Java Developer at Onoff Telecom, a with 67 employees, based in Tallinn, Harjumaa, Estonia. AeroLeads shows a matched LinkedIn profile for Olegs Matvijenko.

Olegs Matvijenko previously worked as Java Developer at Albums and Data processor/Survey programmer at Intra Research. Olegs Matvijenko studied at Software Development Academy.

Company email context

Email format at Onoff Telecom

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Onoff Telecom

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Profile bio

About Olegs Matvijenko

Olegs Matvijenko is a Java Developer 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.

Listed skills include Team Leadership, Recruiting, Teamwork, Organizational Development, and 24 others.

Current workplace

Olegs Matvijenko's current company

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Onoff Telecom
Onoff Telecom
Java Developer
tallinn, harjumaa, estonia
Website
onoff.app
Employees
67
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5 roles

Olegs Matvijenko work experience

A career timeline built from the work history available for this profile.

Java Developer

Current
Onoff Telecom

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

Apr 2021 - Present

Java Developer

Albums

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

Apr 2021 - Apr 2022

Data Processor/Survey Programmer

Intra Research

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

Dec 2019 - Apr 2021

Data Processor/Survey Programmer

Norstat Group

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.

May 2015 - Dec 2019

Interview Leader

Norstat

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)

Jun 2014 - May 2015
Team & coworkers

Colleagues at Onoff Telecom

Other employees you can reach at onoff.app. View company contacts for 67 employees →

BD Benoit De Longeaux Benoit De Longeaux Colleague at Onoff TelecomNantes, Pays De La Loire, France View → AL Alexey Lednov Alexey Lednov Colleague at Onoff TelecomTallinn, Harjumaa, Estonia View → SV Siim Vaus Siim Vaus Colleague at Onoff TelecomTallinn, Harjumaa, Estonia View → EG Elen Gasparyan Elen Gasparyan Colleague at Onoff TelecomYerevan, Armenia View → AL Adrien Legrand Adrien Legrand Colleague at Onoff TelecomGreater Paris Metropolitan Region, France View → MH Märten H. Märten H. Colleague at Onoff TelecomTallinn, Harjumaa, Estonia View → IS Igor Stepanov Igor Stepanov Colleague at Onoff TelecomTallinn, Harjumaa, Estonia View → IA Idir Ait Abdallah Idir Ait Abdallah Colleague at Onoff TelecomParis, Île-De-France, France View → JE Jean Edouard Quispe Moreno Jean Edouard Quispe Moreno Colleague at Onoff TelecomBoulogne-Billancourt, Île-De-France, France View → EP Esther Perez Esther Perez Colleague at Onoff TelecomParis, Île-De-France, France View →
3 education records

Olegs Matvijenko education

Associate'S Degree, Logistician

Valga County Vocational Training Centre
FAQ

Frequently asked questions about Olegs Matvijenko

Quick answers generated from the profile data available on this page.

What company does Olegs Matvijenko work for?

Olegs Matvijenko works for Onoff Telecom.

What is Olegs Matvijenko's role at Onoff Telecom?

Olegs Matvijenko is listed as Java Developer at Onoff Telecom.

Where is Olegs Matvijenko based?

Olegs Matvijenko is based in Tallinn, Harjumaa, Estonia while working with Onoff Telecom.

What companies has Olegs Matvijenko worked for?

Olegs Matvijenko has worked for Onoff Telecom, Albums, Intra Research, Norstat Group, and Norstat.

Who are Olegs Matvijenko's colleagues at Onoff Telecom?

Olegs Matvijenko's colleagues at Onoff Telecom include Benoit De Longeaux, Alexey Lednov, Siim Vaus, Elen Gasparyan, and Adrien Legrand.

How can I contact Olegs Matvijenko?

You can use AeroLeads to view verified contact signals for Olegs Matvijenko at Onoff Telecom, including work email, phone, and LinkedIn data when available.

What schools did Olegs Matvijenko attend?

Olegs Matvijenko studied at Software Development Academy.

What skills is Olegs Matvijenko known for?

Olegs Matvijenko is listed with skills including Team Leadership, Recruiting, Teamwork, Organizational Development, Employee Training, Telephone Interviewing, Interviewing Skills, and Easily Adaptable.

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