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Front-end Team Lead



Job Family


We show the world what people want.

Join GfK and help us shape tomorrow. As an NIQ company, we are the world's leading consumer intelligence firm, delivering the Full View™ on consumer behavior. We work to enable manufacturers and retailers better understand what consumers really want. Our name has inspired trust for over 89 years because we take pride in discovering new pathways to sustainable growth for our clients, our people, and our planet.

We are always looking for open-minded people who will grow with us, push boundaries, and pioneer disruptive methods in market research, data science, technology, and AI. If you share this passion to drive things forward and the integrity to insist on doing things the right way, we'll equip you to take your future into your own hands and play a leading role in our story.

Job Description

You will:

  • Work in Agile teams, UI developers chapter and communities of practice.

  • Tailor the user experience for browser, server, and mobile.

  • Understand the problem and requirements, break the higher level requirements down to more detailed ones, identifying implied requirements and documenting technical requirements, distribute them to team members.

  • Plan and design solutions with diagrams and human-readable documentation.

  • Verify the quality of the solution against requirements and plans including solutions of other engineers reporting to you using pair programming, code review, and brainstorming for PoCs.

  • Implement automated unit and acceptance tests for a given implemented functionality, maintain the code coverage.

  • Ensure maintainability (minimalism, legibility by others, openness for extension).

  • Diagnose and fix a faulty solution.

  • Be working with building blocks of the front-end application in GfK, including:

    ·  Project architecture using NX, monorepos, micro-frontend, reusable libraries in React, Angular, Stenciljs

    ·  Task planning and distribution

    ·  Version control with different flows and pipelines

    ·  Unit and Integration testing approaches

    ·  Security in the browser, mobile client, or server

    ·  Build for different environments, server configuration using Docker, Kubernetes.


You have:

  • 6+ years of professional Front-end development experience.

  • At least 2 years of previous experience in a lead/managerial role with direct reports.

  • Detailed knowledge of DOM API, JavaScript and TypeScript on both server and client side.

  • Excellent knowledge of HTML5, CSS, SCSS.

  • Experience developing Angular, React or Node.js applications is a plus.

  • Solid knowledge of Git.

  • Hands-on expertise in unit and e2e testing is a plus.

  • An expert in WCAG 2 accessible web development including vision impairments, keyboard-only and touch experience and other AA checklist features.

  • Understanding of software design patterns in Web development.

  • Proficiency in English.


  • Exciting work environment that brings people together

  • Use of the latest digital technologies

  • Initial and ongoing trainings to support your development

  • Opportunities for personal and professional growth

  • Competitive remuneration and bonus scheme linked to individual performance and company results

  • Flexible working hours and home office

  • 3 additional non-working days annually

  • Food vouchers

  • Multisport card

  • Health insurance

  • Discount program with external vendors

  • Eco friendly travelers are welcome to the office – parking places for bikers and free card for public transportation are available to all employees

  • Last but not least – GfK Sofia office is located close to the city center and easily accessible from any point by public transportation – 47A Tsarisgradsko Shose Blvd

All documents will be treated in the strictest confidentiality.
Only short-listed candidates will be invited for an interview.


    We are an ethical and honest company that is wholly committed to its clients and employees. We are proud to be an inclusive workplace for all and are committed to equal employment opportunity, focusing on all of our employees reaching their full potential. 

    We respect and value every employee regardless of race, ethnicity, gender, sex, sexual orientation, age, personality, experience, culture, faith, socio-economic status, or physical or mental disabilities.

    We endorse the core principles and rights set forth in the United Nations Declaration of Human Rights and the Social Charter of Fundamental Rights of the European Union, promoting the universal values of human dignity, freedom, equality, and solidarity.

    Learn more about how we are driving diversity and inclusion in everything we do on:

    At GfK we work collaboratively with our colleagues but offer a flexible working approach, including dividing our time between office & remote working as well as the opportunity to flex our working hours around team core hours.

    Don't meet every single requirement? Some people are less likely to apply unless they meet all the requirements listed in a job specification. GfK is looking for self-starters to join our innovative team keen to take on a new challenge. So, if you're excited about this role but your skills and experience don't align perfectly with every requirement we've listed, we still encourage you to apply. You may be just the right candidate for this or other roles.

    Posted: 22 days ago

    City: Sofia

    Work Area: Technology

    Job Time: Full Time

    Requisition ID: R00019481