Personal Information

Ivan Drinchev


Work experience
September 2023 - ongoing

Senior Full-stack AI Engineer ( Freelance )

at Nexamind

Creating tailor-made AI solutions with measurable ROI, designed for the unique needs of the business.

Tech stack

NextJS, Tailwind, React Server Components, Langchain, OpenAI, Langfuse

September 2023 - ongoing

Senior Full-stack React/Node Engineer Team Lead ( Freelance )

at Yahoo!

Modernizing and maintaining Yahoo! Mail, used by over 200 million users. My role was to lead a time of 6 developers with the goal to re-design Yahoo! Mail. My responsibilities included guiding and mentoring developers, actively participating in decision making processes, reviewing Pull Requests and writing code.

Tech stack

ReactJS, AWS, NodeJS and others

September 2020 - March 2023

Full-Stack Web Developer ( Freelance )

at Kieback & Peter

Building the IoT Platform brix2bytes from scratch in a cross-functional teams, including development of applications, UI Library, E2E Tests, NodeJS Backend services with GraphQL

Tech stack

ReactJS, Azure DevOps, Azure Platform, GraphQL, oAuth, Material UI, NodeJS, JEST, Cypress, Terraform, Storybook, Apollo GraphQL

January 2020 - July 2020

Front-end Web Developer ( Freelance )

at Hey Car

Building and maintaining Hey Car, as well as closed-source UI library and internal applications. Participating in Architectural Decision Recommendations and front-end best practices workshops.

Tech stack

ReactJS, Redux, Mono repo, Server side rendering, GitHub, CircleCI, Kubernetes, Styled Components, NodeJS, React Router, Storybook, JEST, Cypress

January 2019 - December 2019

Full-Stack Web Developer & team lead ( Freelance )

at OSRAM

Building and maintaining React SPA, Open Source Stylesheet styleguide, React UI Library as well as an open source SDK for OSRAM's IoT platform

Tech stack

ReactJS, BitBucket, BitBucket Pipelines, Kubernetes, JIRA, ReactJS, CSS Modules, NodeJS, React Router, Styleguidist, JEST, Cypress, OpenAPI, PostCSS

Pre 2019

Freelance Web Developer

More than 15+ years of experience in developing web sites and scalable web applications ( frontend and backend ), deploying them on various hosting providers and delivering maintainable code. Also, I have done consultancy on development architectures, talent seeking and tech infrastructure.

My paid work also includes ReactJS tutoring

Notable Clients

Ninox, firma.de, Twago, Okonni, M-sense, Core SE


Community work
I've been contributing and maintaining open source projects, such as Mono Social Icons Font and Clief - CLI TypeScript framework. Check them out on my GitHub Profile