Senior Frontend Developer (AdTech)

TL;DR

Senior Frontend Developer (AdTech): Building and scaling complex user interfaces for a large-scale advertising technology platform with an accent on architectural design, performance optimization, and state management. Focus on leading development cycles, mentoring team members, and integrating responsive interfaces for high-volume data applications.

Location: Must be based in Poland, Serbia, or Romania

Company

A large-scale advertising technology company building audience intelligence and campaign automation tools for brands, agencies, and publishers across multiple digital channels.

What you will do

• Plan, implement, and take full ownership of core features throughout the entire development cycle.
• Collaborate with cross-functional teams to contribute to architectural design decisions.
• Create and integrate responsive user interfaces from scratch.
• Lead and mentor other developers, providing guidance on complex projects.

Requirements

• 8+ years of experience in front-end engineering.
• 3+ years of experience with Vue.js, React, or Angular.
• Deep knowledge and proficiency in TypeScript.
• Experience in developing a SaaS B2C application.
• Proficiency in modern centralized application state management (e.g., Mobx, Redux, Flux).
• Fluent spoken and written English.

Culture & Benefits

• Opportunity to work on a global-scale platform processing vast data volumes.
• Collaborative international engineering environment.
• Focus on professional growth and ownership of development processes.