Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hello! I’m a junior software engineer based in Patras, Greece, with hands-on experience in Python, TypeScript, and AWS. I enjoy turning complex problems into scalable, maintainable solutions and love learning across tech stacks. I’m comfortable collaborating with cross-functional teams, building user-friendly interfaces with React and Svelte, and shipping features that users rely on. I also enjoy tinkering with Shopify integrations and data-driven projects in my spare time.…Hello! I’m a junior software engineer based in Patras, Greece, with hands-on experience in Python, TypeScript, and AWS. I enjoy turning complex problems into scalable, maintainable solutions and love learning across tech stacks. I’m comfortable collaborating with cross-functional teams, building user-friendly interfaces with React and Svelte, and shipping features that users rely on. I also enjoy tinkering with Shopify integrations and data-driven projects in my spare time.

Ermis Efthymiou

Full Stack Developer, Web Developer, App Developer, +2





Hello! I’m a junior software engineer based in Patras, Greece, with hands-on experience in Python, TypeScript, and AWS. I enjoy turning complex problems into scalable, maintainable solutions and love learning across tech stacks. I’m comfortable collaborating with cross-functional teams, building user-friendly interfaces with React and Svelte, and shipping features that users rely on. I also enjoy tinkering with Shopify integrations and data-driven projects in my spare time.…Hello! I’m a junior software engineer based in Patras, Greece, with hands-on experience in Python, TypeScript, and AWS. I enjoy turning complex problems into scalable, maintainable solutions and love learning across tech stacks. I’m comfortable collaborating with cross-functional teams, building user-friendly interfaces with React and Svelte, and shipping features that users rely on. I also enjoy tinkering with Shopify integrations and data-driven projects in my spare time.

Available to hire

Hello! I’m a junior software engineer based in Patras, Greece, with hands-on experience in Python, TypeScript, and AWS. I enjoy turning complex problems into scalable, maintainable solutions and love learning across tech stacks.

I’m comfortable collaborating with cross-functional teams, building user-friendly interfaces with React and Svelte, and shipping features that users rely on. I also enjoy tinkering with Shopify integrations and data-driven projects in my spare time.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Greek, Modern

Fluent

English

Fluent

French

Advanced

Work Experience

Technical Support Specialist

October 1, 2025 - October 20, 2025

Spoke with over 2500 Shopify merchants (some very well known) making their stores compliant with privacy laws like GDPR; resolved technical issues and assisted clients; received over 85 five star reviews.

Junior Software Engineer

October 1, 2025 - October 20, 2025

Created internal data collection and analytics tool in TypeScript, holding data on MySQL database; prepared front-end using React, implementing OAuth 2.0 and APIs for proxies; deployed and maintained the system on AWS EC2.

Freelance Shopify Store Developer / Independent Projects

September 1, 2025 - October 20, 2025

Created a Shopify Store for a local clothing shop; integrated payment gateway and responsive design; tutored and guided the client through setup.

Educational Tutor / Curriculum Developer

June 1, 2025 - October 20, 2025

Explained algorithmic concepts and programming syntax; wrote exercises to match lesson topic needs; designed web site mockups for a start-up micro-insurance company.

Junior Software Engineer

March 1, 2025 - October 20, 2025

Migrated core app functionality to TypeScript like Google and Microsoft consent mode; built UI components in React and Svelte; redesigned Shopify app’s core components; designed mockups.

Partnership Manager; SEO Optimization; Market Data Collection

December 1, 2024 - October 20, 2025

Created internal scrapers/tools using Python with the results on MongoDB and integration with ChatGPT API; increased traffic to the website and Shopify app’s page; handled and initiated communications with companies with aligned interests and did daily program recruiting.

UI/UX Designer

January 1, 2023 - October 20, 2025

Created desktop and mobile views of core functionalities of the system in Figma.