About Crisan
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.
English
Fluent
French
Conversational
German
Basic
Romanian
Native or bilingual
Remote only
Primarily works remotely
Experience
- EmposoFrontend ArchitectMarch 2022 - Today (4 years and 4 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.
- USTSenior Consultant ITCONSULTING AND AUDITSMarch 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.
- FreelanceFreelance Software Developer & Javascript ReactDIGITAL AND ITJuly 2015 - Today (11 years)Berlin, Germanygit: https://github.com/crisanlucid============Travel Audience: -develop Single Page Application with custom widgets using React Components/Redux to generate multiple forms, templatesHilti: -IOT project-based, real-time monitoring with additional charts for KPIResponsible for creating a fronted layer and build real-time monitoring with custom components in React and D3ImmoScout24: -Develop an admin dashboard with custom widgets using React Components/Redux + charts(D3 rules) and implement RESTFul API in NodeJS
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Education
- Bachelor of Engineering (BEng)Faculty of Computer Science, Technical University of Cluj Napoca2009Microprogramming 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 Napoca2011Software 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
- Zend Certified PHP EngineerZend by Rogue Wave Software2012