UI Engineer

First Advantage; Kraków; On-site; PLN 150,000 - 210,000; Full time

Benefits offered by this job

Employee Impact Groups

FA Cares volunteer opportunities

Mentorship Advantage Program

SOAR program

Job summary

First Advantage is seeking a UI Engineer to join a collaborative Agile/Scrum team building intuitive, accessible interfaces across global platforms. You will work with product managers, UX/UI designers, and engineers to deliver high-quality front-end features that meet performance and accessibility goals.

The role emphasizes modern front-end tech, component-based development, and continuous improvement of design systems within a distributed environment. Kraków-based, full-time position.

Qualifications

• 3+ years of professional software development with JavaScript and TypeScript.
• Strong experience building responsive, accessible UIs using Angular.
• Experience with WCAG accessibility standards.
• Experience optimizing web applications for performance and mobile responsiveness.
• Familiarity with Nx, RxJS, and NgRx/Store for state management and scalable front-end architecture.

Responsibilities

• Develop responsive, accessible web interfaces using modern front-end technologies.
• Translate UX/UI designs into high-quality front-end code.
• Partner with product managers, designers, back-end developers, and QA teams to deliver seamless user experiences.
• Build reusable components and front-end patterns supporting consistency and scalability.
• Optimize applications for performance, usability, accessibility, and cross-browser compatibility.
• Participate in code reviews and contribute to front-end standards and documentation.
• Collaborate with engineering teams to integrate front-end components with APIs and back-end services.
• Contribute to design systems and shared component libraries.
• Stay current with emerging UI technologies, frameworks, accessibility standards, and engineering practices.
• Work within a Scrum team to develop and improve user-facing features.

Skills

JavaScript

TypeScript

Angular

WCAG Accessibility

Performance optimization

Nx RxJS NgRx

HTML5/CSS3

Jest testing

Git CI/CD

Security practices

Team collaboration

Agile/Scrum

Tools

Storybook

Figma

Jira

Azure DevOps

Job description

We are on the front line of recruitment, enabling organizations to hire smarter and onboard faster. At First Advantage (Nasdaq: FA), people are at the heart of everything we do. From our customers and partners to our greatest advantage — our team members.

Say hello to a rewarding career and come join a leading provider of mission-critical background screening solutions to some of the most recognized Fortune 100 and Global 500 brands.

About First Advantage

First Advantage (NASDAQ: FA) is a leading provider of global software and data in the HR technology industry. Enabled by proprietary technology and AI, First Advantage’s platforms, data, and APIs power comprehensive employment background screening, identity solutions, and verification services.

Headquartered in Atlanta, GA, we have an internationally distributed workforce of about 10,000 employees spanning 17 countries. With a strong emphasis on innovation, automation, and customer success, First Advantage empowers 80,000 organizations to modernize their hiring and onboarding processes on a global scale.

What You'll Do

A successful UI Engineer will join a collaborative Agile/Scrum team focused on delivering intuitive, responsive, and accessible user experiences across First Advantage's global technology platforms. Working closely with product managers, UX/UI designers, software engineers, QA teams, and other stakeholders, this role will build and enhance modern user interfaces that support both customer and business needs while ensuring quality, performance, and scalability

Responsibilities

• Develop and maintain responsive, accessible, and user-friendly web interfaces using modern front-end technologies.
• Translate UX/UI designs, wireframes, and prototypes into high-quality front-end code.
• Partner with product managers, designers, back-end developers, and QA teams to deliver seamless end-to-end user experiences.
• Build reusable components and front-end patterns that support consistency, scalability, and efficient development.
• Optimize applications for performance, usability, accessibility, browser compatibility, and mobile responsiveness.
• Participate in code reviews and contribute to front-end development standards, best practices, and documentation.
• Troubleshoot, debug, and resolve UI defects and production issues in a timely manner.
• Collaborate with engineering teams to integrate front-end components with APIs and back-end services.
• Contribute to continuous improvement of design systems, component libraries, and development processes.
• Stay current with emerging UI technologies, frameworks, accessibility standards, and engineering practices.
• Work within a Scrum team to develop and continuously improve user-facing features and functionality.
• Develop UI components and application screens based on documented business, functional, and design requirements.
• Collaborate with UX designers and back-end engineers to translate mockups and prototypes into responsive, accessible, and performant user interfaces.
• Provide effort estimates and technical input during sprint planning, backlog refinement, and solution discussions.
• Contribute to and maintain shared component libraries and design systems that promote consistency across applications.
• Write clean, maintainable, tested code and actively participate in peer code reviews and knowledge-sharing activities.

What You Will Need To Be Successful

• Approximately 3+ years of professional software development experience with JavaScript and TypeScript.
• Strong experience building responsive, accessible user interfaces using Angular.
• Experience developing applications that comply with accessibility standards, including WCAG guidelines.
• Experience optimizing web applications for performance, mobile responsiveness, and variable network conditions.
• Experience with Nx, RxJS, and NgRx/Store for state management and scalable front-end architecture.
• Strong knowledge of HTML5, CSS3, and modern CSS layout techniques, including Flexbox.
• Experience writing unit tests using Jest and contributing to high-quality software delivery practices.
• Familiarity with Git-based source control workflows and CI/CD pipelines.
• Understanding of front-end security principles and secure coding practices.
• Ability to write clean, reusable, maintainable, and testable code.
• Strong communication, collaboration, and problem-solving skills within global distributed teams.

What You May Need To Be Successful

• Hands-on experience building reusable web components using Lit, or a demonstrated willingness to learn.
• Working knowledge of React to support and maintain existing applications.
• Experience with Storybook, Figma, Jira, Azure DevOps, or similar collaboration and development tools.
• Experience working in Agile/Scrum product development environments.
• Familiarity with SaaS platforms and cloud-native application architectures.
• Exposure to HR technology, identity, verification, screening, or other highly regulated software environments.

Why Join Us at First Advantage?

At First Advantage, team members are united around a noble purpose: helping organizations to safeguard their workplaces and manage risk. The company’s culture is shaped by its core values — Authenticity, Curiosity, Integrity, Teamwork, Customer-Inspired — empowering team members to bring their best ideas forward, collaborate across departments, and make a real impact.

First Advantage offers a variety of culture programs and benefits designed to enhance employee experience and development.

• Employee Impact Groups
• FA Cares volunteer opportunities
• Mentorship Advantage Program
• SOAR, award-winning manager development program

Equal Employment Opportunities at First Advantage

First Advantage is an equal opportunity employer. We are committed to providing a workplace and recruitment process that is free from unlawful discrimination, harassment, and retaliation. Employment decisions at First Advantage are based solely on qualifications, merit, and business needs. We do not discriminate in any aspect of employment on the basis of race, color, national origin, ancestry, citizenship, religion, creed, sex, gender identity, gender expression, sexual orientation, marital or family status, pregnancy, age, physical or mental disability, medical condition, genetic information, veteran or military status, or any other characteristic protected by applicable law.