CAE: Cambridge Certificate in Advanced English

Volunteer coordinator, distribution, desk assistant for the Sibiu Capital of Culture 2007 program

Volunteer

Helping people understand nature, how to recycle while having lots of fun, listening to good music and promoting the Romanian mountain range, every year.

Master's degree

Bachelor's degree

Certificate of professional competence

Developed and maintained key components of the Koding frontend, contributing to community-focused projects. Simultaneously, I managed the entire developer community, acted as the social media manager, and oversaw the support channel, fostering engagement and ensuring a positive user experience. Additionally, I represented Koding as a public speaker at industry conferences.

Frontend Developer / Community Lead

I utilised specialised software that was built in-house to program sensitive car sensors for use in car safety technologies for the automotive industry. As a skilled programmer, I played a critical role in ensuring that these sensors were programmed to the highest standards of quality and precision. Throughout this work, I collaborated closely with other members of the development team, including engineers and designers, to ensure that the sensors were fully optimised for use in the automotive industry. This involved a deep understanding of the technical specifications of the sensors, as well as the regulatory standards governing the industry.

Electronics Technician

Event Organizer

I developed and designed websites for small businesses and individuals who required a clean and simple interface to showcase their brand or area of work. I played a key role in contributing to the development of these brands, and ensuring their websites were optimized for search engine rankings. Throughout my work, I focused on designing websites that were visually appealing and easy to navigate, while also delivering on the client's specific requirements. I also collaborated with clients to develop their brand and identity, helping them to stand out in an increasingly crowded online space.

Frontend Developer

Organizing and hosting regular events for the Sibiu Web Meetup, a thriving community of web developers. Key contributions include: • Identifying and securing engaging speakers on cutting-edge web development topics. • Managing all aspects of event logistics, from venue booking and promotion to attendee communication and feedback collection. • Creating a welcoming and inclusive atmosphere that encouraged knowledge sharing and networking among participants. • Managing the technical infrastructure for events, including livestreaming, video post-processing, and social media management. • Representing the community across various social media platforms, ensuring consistent and effective communication. I'm passionate about fostering connections within the web development community.  Reach out to discuss upcoming events or collaboration opportunities!

As a frontend developer, I collaborated closely with a small team to build and enhance the user interfaces for our cloud-based invoicing and bookkeeping platforms. My responsibilities included developing new features and maintaining existing functionalities across these critical business applications and other related projects. Key technologies used were Ember.js, Vanilla JavaScript, Django, and Python.

I developed a range of web applications, presentation websites, and e-commerce shops, utilising popular platforms and designing the user interface and experience for each project. Throughout this work, I focused on creating user-friendly interfaces that were both aesthetically pleasing and functional, in order to provide the best possible experience for users. In addition to my work on the front-end of these applications, I was also responsible for server administration, ensuring that internal development workflows were optimised and running smoothly. This involved a deep understanding of server infrastructure, as well as experience with various server administration tools and platforms.

Full-stack Developer

Experienced frontend architect with a strong background in Automotive, Healthcare, IoT, and Automation industries. I specialize in designing scalable frontend architectures and delivering high-impact projects that meet business requirements while maintaining close collaboration with business and QA teams. Key Responsibilities & Achievements: • Frontend Development & Architecture: Designed and developed multiple single-page applications (SPAs) and proof-of-concepts (POCs) across industries. • High-Impact Solutions: Led projects with large-scale public releases, ensuring reliability, performance, and scalability. • Automation & IoT Implementations: Contributed to multiple projects integrating IoT and Automation technologies to drive efficiency and innovation. • Healthcare Solutions: Developed and optimized applications tailored for the healthcare industry, ensuring compliance and usability. • Deployment & DevOps: Managed CI/CD pipelines and deployment processes for multiple projects, str

Senior Frontend Developer

Currently leading frontend efforts across several projects, helping teams build scalable and maintainable applications. I focus on architecture, code quality, and developer experience, while staying hands-on with the codebase. I’m involved in planning, mentoring, and making sure the technical direction aligns with business needs. What I do: • Define and guide frontend architecture and component structure across projects • Mentor developers, run code reviews, and help enforce consistent coding standards • Work closely with backend, QA, and product teams to ship stable features on time • Improve CI/CD workflows and frontend deployment processes • Drive adoption of design systems and shared UI patterns across teams Tech used: Angular, React, Vue.js, Tailwind, Docker, GitHub Actions, GitLab Pipelines

Lead Frontend Developer

Currently working on projects from various fields, spanning from Automotive to Medical and everything in-between. My main focus is the frontend architecture and making sure that everything is looking good and implemented correctly, based on the business requirements while at the same time being in permanent contact with the business and QA teams.<ul><li>In charge of building multiple SPAs / POCs.</li><li>Completed multiple projects that had a public release.</li><li>Collaborated on projects that involved IoT implementations.</li><li>Working on multiple projects in the healthcare industry.</li><li>In charge of deploy processes for certain projects.</li><li>Team lead for small teams.</li></ul>Main technologies that I currently use:<ul><li>Vue.js</li><li>Angular.js and Angular 8+</li><li>React (also NextJS)</li><li>Vanilla JavaScript</li><li>GraphQL</li><li>PostgreSQL</li><li>SASS</li><li>Various UI and component libraries for the frameworks mentioned above (eg. Quasar, Material UI, MUI)</li><li>Tailwind</li><li>Git - Github (including Actions) | Gitlab | Bitbucket</li><li>Docker</li><li>Jenkins</li></ul>

Lead Software Developer | Community builder @ Sibiu Web Meetup | Co-organiser @ Friendly.rb | Hackathon Coordinator

Know about Stefan Cosma's work experience, education, bootcamps, certifications, and much more. Stefan Cosma