Yauheni Zalenski

Yauheni Zalenski Email and Phone Number

Senior Frontend Engineer @ LTIMindtree
Warsaw, PL
Yauheni Zalenski's Location
Warsaw, Mazowieckie, Poland, Poland
About Yauheni Zalenski

Senior/Lead Frontend Engineer with over 7 years of experience in creating scalable and high-performance web applications. Passionate about modern front-end development, architecture patterns, and user experience design. Throughout my career, I've been actively contributing to projects in various industries, including healthcare, ERP, CRM, and finance, consistently delivering tailored solutions that exceed customer expectations.I have strong expertise in JavaScript, TypeScript, React, and related technologies. My approach to software development emphasizes clean architecture, efficient collaboration, and constant innovation. I’ve also led technical teams, mentored junior developers, and successfully managed large-scale migrations to modern frameworks and micro-frontend architectures.I'm passionate about sharing my knowledge and helping the community grow, contributing on GitHub and sharing insights on YouTube. I’m always open to new opportunities where I can contribute, learn, and lead projects that make a real impact.

Yauheni Zalenski's Current Company Details
LTIMindtree

Ltimindtree

View
Senior Frontend Engineer
Warsaw, PL
Website:
ltimindtree.com
Employees:
109732
Yauheni Zalenski Work Experience Details
  • Ltimindtree
    Senior Frontend Engineer
    Ltimindtree
    Warsaw, Pl
  • Ltimindtree
    Senior Frontend Developer
    Ltimindtree Oct 2024 - Present
    Warsaw, Mazowieckie, Poland
    (Short-Term B2B Contract)Key Contributions:● Frontend Development: Delivered key features for a business-critical application as part of an international team, ensuring scalability and robust performance.● Collaborative Workflow: Coordinated with cross-functional teams to streamline development processes, contributing to a seamless integration of frontend solutions.● High-Quality Code: Applied best practices in React.js to build maintainable, efficient, and user-friendly components, enhancing user experience.● Agile Methodology: Worked within an Agile framework to ensure timely delivery of features while maintaining high-quality standards.
  • Piesoft.Us
    Front End Lead
    Piesoft.Us Oct 2023 - Sep 2024
    Warsaw, Mazowieckie, Poland
    Key Contributions:● Technical Leadership: Successfully managed a team of 5+ developers in technical and architectural decision-making, leading to a 25% reduction in overall development time and smoother project workflow.● Micro-Frontend Transition: Spearheaded the transition to a micro-frontend architecture, significantly improving the application's scalability by 40%, enabling modular deployments and reducing dependency conflicts.● Custom Solutions: Developed customer-specific features to ensure that client requirements were met with precision, enhancing user experience and reducing iteration cycles by 20%.● Innovative User Interface: Designed a clear and efficient user interface along with an adaptable architecture, which received positive feedback from stakeholders and helped reduce training time for new users.● Team Mentorship: Mentored junior developers, implementing best coding practices and guiding them through complex problem-solving techniques, contributing to a 30% improvement in code quality across the team.
  • Piesoft.Us
    Senior Frontend Developer
    Piesoft.Us Jun 2022 - Sep 2023
    Warsaw, Mazowieckie, Poland
    Key Contributions:● MVP Development: Architected the MVP version of the healthcare system focusing on scalability and ease of support, reducing the risk of future technical debt.● Direct Customer Engagement: Collaborated directly with clients to identify and address all potential edge cases, which improved overall system reliability and led to a 15% decrease in reported issues post-launch.● Technology Strategy: Selected key technologies (React, Redux, TypeScript) to ensure project success, resulting in an efficient development process and easier future maintenance.● Ownership & Efficiency: Took complete ownership of most codebases, optimizing existing modules for better performance, reducing response time by 20%.
  • Piesoft.Us
    Frontend Developer
    Piesoft.Us Sep 2021 - Jun 2022
    Minsk, Belarus
    Key Contributions:● Donation Management System: Developed a donation management system that allowed seamless contribution tracking across multiple countries, ensuring compliance with local regulations.● Performance Stabilization: Stabilized application performance, improving user interaction times by 35%.● Architectural Extension: Extended the application’s architecture to accommodate additional features without compromising on performance, paving the way for future upgrades and flexibility.
  • Gost Group
    Frontend Developer
    Gost Group Jul 2019 - Sep 2021
    Moscow, Russia
    Key Contributions:● PDF Workflow Integration: Implemented a PDF workflow system that was integrated into the map interface, simplifying document management and improving overall efficiency.● Expanded Functionality: Enhanced the application’s functionality to handle detailed driver trip data, improving data accuracy for transportation management and reducing manual data entry by 40%.
  • Gost Group
    Frontend Developer
    Gost Group Sep 2017 - Jul 2019
    Key Contributions:● Framework Modernization: Successfully replaced an outdated framework with a new tech stack (Angular to React), which resulted in increased performance and a better user experience.● Expanded App Functionality: Extended application capabilities for salary calculation and client management, making the system more efficient and reducing processing times by 25%.

Frequently Asked Questions about Yauheni Zalenski

What company does Yauheni Zalenski work for?

Yauheni Zalenski works for Ltimindtree

What is Yauheni Zalenski's role at the current company?

Yauheni Zalenski's current role is Senior Frontend Engineer.

Free Chrome Extension

Find emails, phones & company data instantly

Find verified emails from LinkedIn profiles
Get direct phone numbers & mobile contacts
Access company data & employee information
Works directly on LinkedIn - no copy/paste needed
Get Chrome Extension - Free

Aero Online

Your AI prospecting assistant

Download 750 million emails and 100 million phone numbers

Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.