Frontend Software Engineer

Phaistos is an Advertising Solutions Company that designs and delivers integrated advertising communication solutions across the advertising ecosystem.

With 29 years of expertise in building cutting-edge advertising solutions and innovative services, Phaistos has been part of every major digital milestone in Greece, helping shape how people and brands connect, how media evolve and how technology fuels communication.

Driven by a vision to advance the way advertising communication works beyond the boundaries of channels and devices, and rooted in trust, integrity and empathy, we put our expertise into action to build what comes next for digital marketing, empowering local markets and advancing possibilities in advertising.

Job Overview

As we continue to grow as a leading Digital Marketing and Advertising Services company, we are seeking a Frontend Software Engineer to join our engineering team.

Our ideal candidate is an enthusiastic engineer with an innate thirst for knowledge and a “get things done” attitude. If you aspire to be part of a digitally driven and innovation-led environment and you draw energy from the team, we would like to meet you.

Key Responsibilities

• Collaborate with engineers, product managers, and other stakeholders
• Research and propose technical solutions to product challenges
• Diagnose and troubleshoot technical issues
• Maintain high-quality code through code reviews and best practices
• Collaborate with partners and internal teams to provide technical feedback and support when needed
• Prioritize and manage several open issues at one time
• Develop web solutions using JavaScript technologies
• Develop and maintain unit tests and test automations
• Contribute to the complete software development life cycle

Requirements

Good understanding of web architecture and how the web works

Excellent knowledge of HTML5, CSS3

Strong experience with modern JavaScript (ES6+) and front-end frameworks. Experience with Vue.js is preferred, but candidates skilled in React or Angular with a solid JS foundation are encouraged to apply.

Experience working with Docker

Comfortable with CSS preprocessors like SASS

Experience with APIs

• Familiarity with git-based workflows
• Experience with frontend build tools (Webpack, Vite, Rollup)
• Familiarity with AI-assisted coding tools such as Github Copilot, Cursor, Antigravity or similar tools
• Excellent problem-solving skills and attention to detail
• Good communication and team collaboration skills
• Will be considered a plus
• Knowledge of the digital advertising ecosystem
• Experience with unit testing and test automations
• Experience working with GraphQL APIs
• Experience with relational databases like MySQL
• Experience with unit testing (Jest, Puppeteer and Cypress)

What We Offer

• A collaborative environment that values ownership, autonomy, and cross-functional teamwork.
• Clear opportunities for professional development within an established and continuously evolving organization.
• Continuous training
• Competitive compensation package.
• Comprehensive private health insurance.