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Registration: 30.04.2025

Eros Nicolau

Specialization: Frontend Developer
— Frontend Developer focused on delivering fast, intuitive user experiences. — Over the years I’ve added and fixed functionality, implemented design and UX specs, increased page speeds, reduced payloads, and led small teams to launch modern solutions. — I balance clean code with real-world impact to meet business and user needs.
— Frontend Developer focused on delivering fast, intuitive user experiences. — Over the years I’ve added and fixed functionality, implemented design and UX specs, increased page speeds, reduced payloads, and led small teams to launch modern solutions. — I balance clean code with real-world impact to meet business and user needs.

Skills

JavaScript (ES6+)
TypeScript
React
CSS
HTML
Tailwind CSS
Next.js
Vue
jQuery
SASS/SCSS
Bootstrap
Chakra UI
Radix UI
CAD system
Jira
Figma
WordPress
Photoshop
Illustrator
Responsive Web Design
Performance Optimization
Agile (Scrum)
CI/CD
Team Leadership
Mentoring
Communication
Problem-Solving
Stakeholder Management
Cross-Functional Collaboration

Work experience

Frontend Developer
since 12.2023 - Till the present day |KOIN Network
JavaScript, TypeScript, React, Context API, Next.js, Radix UI, Chakra UI, Git, Jira
● Development & Maintenance: Built and maintained React components and pages using TypeScript and Context API for global state management. ● Redesign & Expansion: Overhauled the site’s design and visual language, integrated features to support BTC Ordinals (wallet management, advanced functionalities), designed and developed a fully responsive interactive table system. ● Performance Optimization: Boosted PageSpeed scores from 25 to 40 (Mobile) and 35 to 45 (Desktop) while reducing payload by 10%, enhancing user experience.
Frontend Team Leader
02.2023 - 11.2023 |IT Genetics Romania
JavaScript, Bootstrap (v3 to v5), SASS, Figma, Photoshop, Illustrator, Git, Jira
● Platform Modernization: Upgraded the eCommerce site from Bootstrap v3 to v5, implementing modern UI designs and features. ● UX Enhancement: Collaborated with designers and stakeholders to translate UI/UX requirements into responsive, scalable layouts, maintaining a cohesive brand identity. ● Performance Optimization: Increased PageSpeed from 14 to 45 (Mobile) and 25 to 65 (Desktop), reduced payload by 15% ● Team Leadership: Mentored team members and fostered the adoption of Agile processes. Assisted the team in understanding and applying established development protocols, ensuring best practices were followed to optimize efficiency and project delivery.
Founder & Product Developer
since 09.2022 - Till the present day |WireTools
JavaScript, Bootstrap (v3 to v5), SASS, Figma, Photoshop, Illustrator, Git, Jira
● Designing and building specialty wire processing tools for jewelers and crafters. ● Running all aspects of the business—product design, manufacturing, eCommerce, marketing, video content, sales, and customer support—growing a loyal customer base through quality craftsmanship and direct engagement.
Front-End Developer / Team Lead
09.2019 - 12.2022 |MindGeek
JavaScript, Vue, jQuery, PHTML, LESS, Photoshop, Illustrator, Git, Jira
● Team Leadership: Led a small front-end team, focusing on setting clear team goals and ensuring the delivery of results through regular performance reviews. Promoted the company’s culture and adherence to best practices while overseeing the recruitment of new team members and mentoring existing staff. ● Design & Code Implementation: Took charge of design and coding tasks, primarily implementing design changes and introducing new designs to enhance user interaction and site aesthetics. ● Code Optimization & Standards: Planned and implemented a global optimization initiative by structuring it into a detailed Epic—Story—Task workflow with high-level estimates, prioritizing and assigning tasks to team members effectively and seeing it through to delivery. ● Performance Enhancement & Tech Upgrades: Delivered performance improvements in a high-traffic project (ranked 8th globally in user visits), increasing page load speeds. Reduced dependency on jQuery, converted parts of the UI to Vue components, and fixed functionality and responsive design issues. ● Automation & Documentation: Developed an internal system for centralizing and automating sprites management which significantly reduced complexity and optimized resource usage. Establishe documentation and processes for front-end teams, offered presentations and follow-up support.
Frontend Developer
01.2019 - 09.2019 |MindGeek
JavaScript, HTML, CSS, WordPress, React, Photoshop, Git
● Responsive Design Fixes: Ensured mobile-first and cross-browser compatibility, improving usability. ● Marketing Support: Implemented marketing pages based on provided designs
Frontend Developer
05.2018 - 11.2018 |EveryMatrix
JavaScript, HTML, CSS, WordPress, React, Photoshop, Git
● Enhanced www.betbrain.com by addressing functionality and responsiveness issues. ● Led the migration of select pages to React for improved scalability and maintainability. ● Managed WordPress site integrations, implementing custom post types and shortcodes to increase site flexibility.
Web Developer
10.2015 - 04.2018 |AA Team
JavaScript, HTML, CSS, WordPress, Photoshop
● Theme Development: Created custom responsive WordPress themes, ensuring brand consistency and intuitive user navigation.
Frontend Developer
12.2014 - 08.2015 |Streamark
HTML, SCSS, Photoshop, Foundation, Bootstrap
● Responsive Layouts: Converted design sets into responsive layouts for www.ditto.tv. ● Framework Transition: Migrated from Foundation to Bootstrap, reducing maintenance overhead.
Founder / Manager
11.2005 - 11.2014 |Hbfx Studio
Project Management, Web Design, Hiring
● Business & Team Management: Oversaw daily operations: hiring, training, and project allocation. ● Custom CMS Architecture: Built a 3-tier CMS powering 100+ websites (www.fmi.ro) to accommodate large-scale content management. ● Design & Development: Directed full-cycle web projects, from concept to deployment.
Co-founder / Manager
02.2004 - 02.2005 |Logo Est
Business Management, Hiring, Print and Idustrial Design
● Operations Oversight: Managed cross-functional teams (Desktop Publishing, CAD, debt collection, accounting), totaling 9 FTE. ● Project Leadership: Ensured on-time, cost-effective deliveries across multiple business lines.
Web Designer
07.2001 - 02.2004 |astory.tech
Flash, Photoshop, Illustrator, Blender, HTML, CSS, JSP
● Design Implementation: Maintained and updated the company’s website and apps UIs, ensuring brand consistency. Created a game-like fly-through of a real-world power distribution plant for ABB ● Marketing Materials: Developed multimedia presentations, flyers, and other promotional assets.
Flash Developer / Graphic Designer
03.2000 - 06.2001 |Voxtime
Flash, Photoshop, Illustrator
● UI Components: Created interactive Flash components and pages to enhance user engagement. ● Marketing Collaterals: Produced various online and offline materials for promotional campaigns.

Educational background

Teacher of French and English as foreign languages (Bachelor’s Degree)
1993 - 1997
Low Danube University

Languages

EnglishProficientItalianUpper IntermediateFrenchIntermediateRomanianNative