Frontend Application Architect (f/m/x)

Architecture

Frontend Application Architect (f/m/x)

Architecture
-, Warszawa

Sii

Full-time
B2B, Permanent
Senior
Hybrid

Job description

We are seeking an experienced Application Architect with a strong frontend background to define and lead the architectural direction of our web platforms. This role is ideal for a hands-on technologist who combines deep development expertise with the ability to make strategic architectural decisions.

As a Technical Leader, you will shape frontend initiatives across multiple web projects, working closely with developers, architects, and business stakeholders to ensure scalable, maintainable, and high-quality solutions.

We will only consider people living in Warsaw and the immediate surrounding area, ready for hybrid work with 2-3 office visits per week.


Your tasks

  • Define, design, and evolve the frontend architecture for Angular-based web applications

  • Set and guide the frontend technical strategy across multiple projects and teams

  • Contribute hands-on to development work (approx. 50% of the time), particularly in architecture-critical areas

  • Ensure smooth integration with backend systems, APIs, and microfrontend architectures

  • Establish and promote best practices, standards, and patterns for frontend development

  • Review code and architectural decisions to maintain consistency and technical excellence

  • Mentor and support development teams, acting as a technical authority and advisor

  • Collaborate with backend architects, product owners, and other stakeholders to align technical solutions with business goals


Requirements

  • Minimum 7 years of experience in frontend development, including some expertise in designing architecture

  • Strong, hands-on experience with Angular

  • Basic working knowledge of PHP

  • Familiarity with CMS platforms such as Drupal or Magento

  • Understanding of microfrontend architectures and frontend–backend integration patterns

  • Excellent communication and leadership skills, with the ability to influence technical direction

  • Excellent communication skills in both English and Polish

  • Residing in Poland required

  • Willingness to work hybrid with 2-3 visits to the office in Warsaw per week


Nice-to-have requirements

  • Experience with additional frontend frameworks such as React or Vue

  • Exposure to containerization, cloud environments, and CI/CD pipelines

  • Previous experience working in enterprise-scale or cross-functional architecture environments

Tech stack

    TypeScript

    advanced

    Angular

    advanced

    PHP

    nice to have

    React.JS

    nice to have

    Vue.js

    nice to have

    Drupal

    nice to have

    Magento

    nice to have

Office location

Published: 06.02.2026

Frontend Application Architect (f/m/x)

Summary of the offer

Frontend Application Architect (f/m/x)

-, Warszawa
Sii
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