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Crisan Lucian Tech Lead | Frontend Architect | React | NodeJS|TSCL

Crisan Lucian

Tech Lead | Frontend Architect | React | NodeJS|TS
  • Suggested rate
    $914 / day
  • Experience15+ years
  • Response rate100%
  • Response time1 hour
The project will begin once you accept Crisan's quote.
Location and workplace preferences
Location
Berlin, Germany
Remote only
Primarily works remotely
Verifications

Freelancer code of conduct signed

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Verified email
Reputation
56Followers
112Repos
22Gists
152Reputation
5Bronze
0Silver
0Gold
Languages
Check out languages spoken by Crisan
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Skill set
Industry fields of expertise
Digital and IT Services
E-commerce
Health and Wellness
Luxury Goods
Consulting and Audits
Crisan in a few words
Experienced Tech Lead & Frontend Architect with 20 years in web development.

Passionate about scalable frontend architectures, performance optimization, and mentoring teams. Expertise in React, TypeScript, Node.js, Microservices, and CI/CD pipelines. Proven track record of delivering high-quality software solutions for global clients across diverse industries.


Experience
  • Emposo
    Frontend Architect
    March 2022 - Today (3 years and 2 months)
    Expert Group Community:
    • Presented key topics like error-handling and migrating from MVC to enterprise solutions to an audience of 50+ internal colleagues.
    • Provided support for the creation of the Expert Group Community.

    Client E2M - API Design & Technical Leadership:

    • Led discussions on best practices for API design, helping the team migrate to v1 and improve API design for better scalability and maintainability.
    • Collaborated closely with the client team to ensure seamless integration and improved API performance.
    • Led the technical direction of multiple projects, advising senior leadership on technical risks and opportunities.
    • Provided technical guidance on product design, coding practices, and testing.
    • Mentored junior developers in TypeScript, JavaScript, HTML5, and CSS3.
    • Contributed to a project that secured a €2.1M contract renewal due to customer satisfaction.

  • UST
    Senior Consultant IT
    CONSULTING & AUDITS
    March 2020 - February 2022 (1 year and 11 months)
    • Developed custom components in Angular (Spartacus framework) for SAP e-commerce.
    • Integrated SVG and Figma designs into the frontend.
    • Focused on accessibility improvements, ensuring WCAG compliance
    • Built and optimized backend core components for an application deployed in 46 countries (Consulted on architecture and scalability improvements).
    • Developed RESTful APIs, refactored controllers, and improved DB schema using TypeORM.
    • Provided training on tools like Weblate, Cordova, and XCode for mobile development.
  • Freelance
    Freelance Software Developer & Javascript React
    DIGITAL & IT
    July 2015 - Today (9 years and 10 months)
    Berlin, Germany
    git: https://github.com/crisanlucid

    ============
    Travel Audience: -develop Single Page Application with custom widgets using React Components/Redux to generate multiple forms, templates

    Hilti: -IOT project-based, real-time monitoring with additional charts for KPI
    Responsible for creating a fronted layer and build real-time monitoring with custom components in React and D3

    ImmoScout24: -Develop an admin dashboard with custom widgets using React Components/Redux + charts(D3 rules) and implement RESTFul API in NodeJS

    React.js Node.js PHP HTML5 CSS3
Recommendations
Education
  • Bachelor of Engineering (BEng)
    Faculty of Computer Science, Technical University of Cluj Napoca
    2009
    Microprogramming and Automates: PLC, VHDL, Autocad, ORCAD, Allen Bradley Programmable Automates, Mathematics, Assembly Language Programming Languages: C (under Linux), Java (Swing, Middlet), MSOA-HTML, PHP, CSS, JAVASCRIPT, Flash, C# Products and Tools: LogixPro for PLC, KamAVR(open-source), PLASTEX Software Platform, Simulink, MatLab, Eclipse, Dreamweaver, Photoshop, Microsoft Office SGBD: Sql Server 2005-2008, MySql Modelisation Language: UML
  • Master of Engineering (MEng)
    Faculty of Computer Science, Technical University of Cluj Napoca
    2011
    Software Structures for Real-Time Advanced Internet Technologies Computer Aided Manufacturing (CAM) Advance Systems for Information Transmission Advanced Programming Techniques Software Quality Assurance Artificial Vision Evolutive Systems Artificial Intelligence
Certifications