Frontend Developer
CurrentA full-time contractor for STRABAG(German construction company). Developing report generation system based on dashboards.
Jan 2023 - Present
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Alexey Rumyantsev Email & Phone Number
Frontend Developer
at
Natlex Group Oy
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✓ Verified Jul 2026
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Profile completeness 86%
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Alexey Rumyantsev is listed as Frontend Developer at Natlex Group Oy, based in Joensuu, North Karelia, Finland. AeroLeads shows a matched LinkedIn profile for Alexey Rumyantsev.
Alexey Rumyantsev previously worked as Frontend Developer at Natlex Ltd. and Frontend Developer at Natlex Ltd.. Alexey Rumyantsev holds Master Of Engineering And Technology, Instrument Engineering from Petrozavodsk State University (Petrsu).
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Natlex Group Oy
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Profile bio
About Alexey Rumyantsev
I am a Frontend developer for complex web-based applications for managing documents, risks and the construction processes. Experienced in creating application layouts with HTML/CSS/SASS, Tailwind. Highly-skilled in Javascript/Typescript. Have a strong knowledge of Angular and good knowledge of Vue/React, Next.Keen on personal development, eager to cultivate new skills in Javascript/Typescript, any frameworks/library (React, Vue, Angular), SSR, FP, OOP and whatever else exciting and rational comes to the web dev world.
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7 roles
Alexey Rumyantsev work experience
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Frontend Developer
Developing React application for ordering products from the local restaurant(tick-time.ru)1. Refactoring old code base with React.js, Next.js, SWR, Tailwind CSS2. Implementing new features and improving user experiences 3. Changing styles of application using modern tools4. Improved performance for individual parts of application at least in 3-4 times5. Improved authentication method using Next.js
Sep 2022 - Jan 2023
Frontend Developer
A contractor for STRABAG(German construction company).1. Working in a collaborative Agile team developing information platform designed for managing, documents, risks, and the construction processes of building tunnels2. Implemented and maintained different kinds of UI controls3. Developed new features and participated in architecture design4. Worked on visualization of large datasets in the form of tables, lists with virtualization from sensors of tunnel boring machines5. Systematically did performance analysis in order to improve overall user experience and provide essential fixes for existing functionality(using tools for debugging in desktop browsers)6. Worked on visualization kinds of charts based on Highchart (historical data and live data)7. Support different timezone to display actual data for user8. Extended base version of AgGrid (free version) by new features according the application peculiarity9. Participated in app-wide front-end migration from AngularJs to Angular
Jan 2021 - Dec 2022
Frontend Developer
1. Developing a greenfield-project for analysis and managing risks of high-tech industrial machines.2. Looking for the most suitable tools for current tasks3. Implemented and maintained different kinds of UI controls.4. Developed architecture design of the web-application5. Worked on visualization kinds of charts based on Highchart (historical data and live data)6. Customized Vuetify control for current issues
Jan 2020 - Dec 2020
Software Developer
A full-time contractor for Outotec, a mining equipment company.1. Working in a collaborative Agile team developing parts of toolkit which allows to carry out thermodynamic and mineral processing calculations on a standard computer2. Developing desktop applications to analyze phases diagrams (physical chemistry) and calculate different physical and chemistry characteristics related to them
Sep 2017 - Dec 2019
Software Test Engineer
1. Cooperated with developers to design test cases for regular maintenance and enhancements. Implemented quality control standards for FinTech applications.2. Ensured all aspects of testing, including manual execution, regression, automation and performance testing, are completed3. Manual testing visualization part of application. Using Postman to check a backend api. Writing sql queries to access databases
Jan 2017 - Sep 2017
Software Developer
Full-time contractor in Valmet. Working with Valmet DNA system developing and testing programs by internal tools for paper and energy industries. Creating additional internal tools to analyze different kind of things related to Valmet DNA with Python/Javascript
Feb 2015 - Dec 2016
2 education records
Alexey Rumyantsev education
Master Of Engineering And Technology, Instrument Engineering
Bachelor Of Engineering And Technology, Electronics And Microelectronics
FAQ
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Quick answers generated from the profile data available on this page.
What company does Alexey Rumyantsev work for?
Alexey Rumyantsev works for Natlex Group Oy.
What is Alexey Rumyantsev's role at Natlex Group Oy?
Alexey Rumyantsev is listed as Frontend Developer at Natlex Group Oy.
Where is Alexey Rumyantsev based?
Alexey Rumyantsev is based in Joensuu, North Karelia, Finland while working with Natlex Group Oy.
What companies has Alexey Rumyantsev worked for?
Alexey Rumyantsev has worked for Natlex Group Oy, Natlex Ltd., and Opti-Soft.
How can I contact Alexey Rumyantsev?
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What schools did Alexey Rumyantsev attend?
Alexey Rumyantsev holds Master Of Engineering And Technology, Instrument Engineering from Petrozavodsk State University (Petrsu).
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