Senior Frontend Engineer (Design Systems)

📍 Job Overview

Job Title: Senior Frontend Engineer (Design Systems) Company: Fairmarkit Location: Warsaw, Masovian Voivodeship, Poland Job Type: Full-time Category: Frontend Engineering / Design Systems Date Posted: January 14, 2026 Experience Level: Mid-Senior Level (5-10 years) Remote Status: On-site

🚀 Role Summary

• This role is focused on building and enhancing core platform features and reusable UI components, emphasizing a strong design systems approach to ensure consistency and scalability across Fairmarkit's autonomous sourcing platform.
• You will be instrumental in developing critical functionalities such as notification systems, chat interfaces, and internal/customer-facing admin panels, directly impacting the efficiency of other engineering teams and the user experience for Fairmarkit's clients.
• The position requires deep expertise in frontend development, particularly with Angular and TypeScript, to create robust, maintainable, and high-performance building blocks for the platform.
• You will operate within a fast-paced, agile environment, contributing to technical leadership, cross-functional collaboration, and the continuous evolution of Fairmarkit's technology stack through modern engineering practices.

📝 Enhancement Note: The original job description is for a "Software Engineer" with a strong frontend focus. Given the specific mention of "design systems" and the emphasis on reusable components, this role is categorized as "Frontend Engineering / Design Systems" for greater specificity. The target audience is experienced frontend engineers who understand the strategic importance of design systems in large-scale applications.

📈 Primary Responsibilities

• Design, develop, and maintain a comprehensive suite of reusable UI components and platform features, adhering to established design system principles and best practices.
• Collaborate closely with Product Managers and Designers to translate product requirements and user stories into high-quality, scalable frontend solutions.
• Provide technical leadership within the platform team, guiding architectural decisions and championing modern frontend development methodologies.
• Write clean, efficient, and well-documented code using Angular, TypeScript, RxJS, and modern CSS (SASS), ensuring high performance and maintainability.
• Implement and optimize core functionalities such as real-time notification systems, chat interfaces, and administrative panels for internal and external users.
• Focus on performance optimization, ensuring fast load times and a smooth user experience across all platform features.
• Champion accessibility best practices, ensuring all developed components and features meet or exceed accessibility standards.
• Participate actively in an agile development process, including sprint planning, daily stand-ups, code reviews, and retrospectives.
• Contribute to the evolution of the engineering practice and DevOps culture, fostering knowledge sharing and continuous improvement within the team.

📝 Enhancement Note: The responsibilities have been expanded to explicitly mention design system principles, performance optimization, and accessibility, which are critical for a role focused on reusable components and platform-wide features. The emphasis on technical leadership and agile participation is also highlighted.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience, is highly valued in operations and engineering roles.

Experience: 5+ years of professional frontend development experience, with a significant portion dedicated to building complex applications and reusable component libraries.

Required Skills:

• Frontend Frameworks: Deep proficiency in Angular (including DI, change detection, modules, standalone components, signals) is essential.
• Languages: Expert-level command of TypeScript and JavaScript.
• State Management & Reactive Programming: Strong experience with RxJS.
• Web Technologies: Advanced knowledge of HTML5, modern CSS3, and preprocessors like SASS.
• API Integration: Solid understanding of consuming RESTful APIs and asynchronous operations.
• Component Development: Proven experience building and maintaining common UI components and libraries.
• Performance Optimization: Demonstrated ability to identify and resolve frontend performance bottlenecks.
• Accessibility: Solid understanding of Web Content Accessibility Guidelines (WCAG) and principles for inclusive design.
• Engineering Practices: Familiarity with modern engineering practices, including TDD/BDD, CI/CD, and version control (Git).
• Agile Methodologies: Experience working effectively in fast-paced, agile development environments.
• Communication: Excellent verbal and written communication skills, with the ability to articulate technical concepts clearly to diverse stakeholders.

Preferred Skills:

• Design Systems Tools: Experience working with Angular Material or similar component libraries.
• Monorepo Management: Familiarity with Nx and experience managing monorepo setups.
• Build Tools: Knowledge of module bundlers and build tools (e.g., Webpack, Vite).
• Testing Frameworks: Experience with frontend testing frameworks (e.g., Jest, Karma, Protractor).
• DevOps Culture: Understanding of DevOps principles and practices.

📝 Enhancement Note: The "Qualifications" section has been structured to clearly differentiate between required and preferred skills, providing more detail on the specific technologies and concepts within each. The "Nice to have" section from the original input has been integrated into "Preferred Skills" for better clarity and alignment with standard job description formats.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Component Library Showcase: Examples of reusable UI components, ideally demonstrating adherence to a design system, with clear documentation on usage and accessibility.
• Performance Optimization Case Studies: Demonstrations of how you've identified and resolved performance issues in previous projects, including metrics and impact.
• Design System Implementation: Evidence of contributions to or creation of design systems, showcasing consistency, scalability, and maintainability.
• Complex Feature Development: Projects that highlight your ability to build intricate platform features from conception to deployment, such as notification systems or admin panels.

Process Documentation:

• Workflow Design: Ability to document and optimize frontend development workflows, from ticket inception to deployment.
• Component Development Lifecycle: Clear understanding and documentation of the process for designing, developing, testing, and deploying new UI components.
• Accessibility Audits: Documentation of processes for ensuring and verifying accessibility compliance in frontend development.
• Performance Monitoring Strategy: Experience in defining and implementing strategies for monitoring and improving frontend performance over time.

📝 Enhancement Note: This section is tailored to emphasize the practical application of frontend engineering skills in a design systems context. It focuses on demonstrating process, component reusability, and measurable impact, which are crucial for senior-level operations and engineering roles.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior Frontend Engineers in Warsaw, Poland, with 5-10 years of experience, the estimated annual salary range is PLN 150,000 - PLN 220,000 gross. This range accounts for the specialized skills in Angular, TypeScript, and Design Systems, as well as the senior level of the role.

Benefits:

• Flexible Working Hours: Adapt your schedule to optimize productivity and work-life balance.
• Professional Development: Full coverage for professional trainings, courses, and attendance at relevant conferences and meetups to foster continuous learning.
• Health & Wellness: 100% salary coverage for sick leaves, ensuring financial security during periods of illness.
• Paid Time Off: Generous 20 days of paid vacation per year to promote rest and rejuvenation.
• Referral Program: Rewards for successful candidate recommendations, valuing your network.
• Modern Equipment: Latest macOS work equipment (MacBook) provided for optimal development.
• Supportive Culture: Access to a well-equipped, cozy office with complimentary drinks and snacks.

Working Hours: The role is designed with flexibility in mind, with an expectation of approximately 40 hours per week. Specific working hours can be adjusted to accommodate personal needs and team collaboration, aligning with the company's flexible working hours policy.

📝 Enhancement Note: Salary range is estimated for Warsaw, Poland, based on general market data for senior engineering roles. The benefits are directly pulled from the provided text and formatted for clarity, with specific mention of the "100% salary sick leaves covering" as a significant benefit.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology - SaaS (Software as a Service), specifically focused on Autonomous Sourcing and Procurement Automation. Fairmarkit operates within the B2B Tech industry, leveraging AI and GenAI to revolutionize procurement. Company Size: Fairmarkit is a growing enterprise, indicated by its Series C funding and global hiring efforts, suggesting a dynamic environment with potential for significant impact. The company size implies a structured but agile organization where individual contributions are visible. Founded: Fairmarkit was founded with a vision to revolutionize procurement, backed by strategic investors. This implies a culture driven by innovation, efficiency, and a forward-thinking approach to solving complex business problems.

Team Structure:

• Platform Team Focus: You will join the platform team, which is responsible for building core building blocks and essential functionalities used across various applications and engineering teams.
• Cross-Functional Collaboration: The role emphasizes close collaboration with product managers, designers, and fellow software engineers, fostering a team-oriented approach to development.
• Agile & DevOps Culture: The team operates with a strong emphasis on agile methodologies and a pure DevOps culture, promoting rapid iteration, continuous delivery, and shared responsibility.

Methodology:

• Agile Development: Features are delivered through iterative development cycles, with a focus on user stories and rapid deployment.
• Modern Engineering Practices: The team utilizes the latest technologies and infrastructure, with a commitment to clean code, performance optimization, and scalability.
• Data-Driven Enhancement: While not explicitly stated for frontend, the company's overall focus on AI and automation suggests a data-informed approach to product development and process improvement.

Company Website: https://www.fairmarkit.com/careers

📝 Enhancement Note: The company context is derived from the provided description, highlighting Fairmarkit's position as a leader in procurement automation and its reliance on AI/GenAI. The team structure and methodology are inferred from the role's description and the company's operational focus.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior Frontend Engineer role, indicating a mid-to-senior career stage. It requires significant experience and the ability to provide technical leadership, mentorship, and architectural guidance within the frontend domain. The focus on design systems suggests a specialization within frontend development.

Reporting Structure: You will be part of the platform team, working closely with product managers and designers. The exact reporting hierarchy isn't specified, but senior engineers often report to an Engineering Manager or Lead, with opportunities to mentor junior engineers.

Operations Impact: As a Senior Frontend Engineer on the platform team, your impact will be significant:

• Enabling Efficiency: By building robust, reusable components and core features, you enable other engineering teams to deliver value to customers faster and more efficiently.
• Scalability & Maintainability: Your work directly contributes to the scalability and maintainability of Fairmarkit's platform, crucial for a growing SaaS company.
• User Experience: You'll play a key role in shaping the user experience for both internal users and external customers through well-designed and performant interfaces.
• Technical Standards: You will help define and uphold high technical standards for frontend development across the organization.

Growth Opportunities:

• Technical Specialization: Deepen expertise in design systems, Angular, and cutting-edge frontend technologies.
• Leadership & Mentorship: Opportunity to lead technical initiatives, mentor junior engineers, and contribute to architectural decisions.
• Process Improvement: Influence and improve frontend development processes, CI/CD pipelines, and the adoption of new engineering practices.
• Cross-Functional Exposure: Gain experience collaborating across product, design, and backend engineering teams.
• Company Growth: As Fairmarkit grows into a global enterprise, there will be opportunities for advancement into lead or principal engineering roles.

📝 Enhancement Note: This analysis focuses on the career trajectory for a senior frontend engineer, emphasizing the impact on operational efficiency and the growth potential within a scaling tech company. The "Operations" context is applied by framing frontend development as a critical operational function that enables business growth and efficiency.

🌐 Work Environment

Office Type: The description mentions a "cute office with a cozy workplace," suggesting a modern, comfortable, and potentially collaborative physical workspace. Office Location(s): The role is specifically for Warsaw, Poland, indicating an on-site position in this location. Workspace Context:

• Collaborative Environment: Expect interaction with skilled and motivated teammates passionate about technology, fostering a knowledge-sharing atmosphere.
• Tooling & Technology: Access to the latest macOS work equipment (MacBook) and a top technology stack, supporting efficient development.
• Team Interaction: Opportunities for direct collaboration with product managers, designers, and fellow engineers, facilitating effective problem-solving and feature development.
• DevOps Culture: The environment promotes a pure DevOps culture, encouraging seamless interaction between development and operations.

Work Schedule: The company offers flexible working hours, allowing for a degree of autonomy in structuring the workday. While the role implies approximately 40 hours per week, the flexibility is a key aspect of the work environment, supporting work-life balance.

📝 Enhancement Note: The work environment description is synthesized from mentions of the office, equipment, and team interaction, framing it within the context of a modern, collaborative, and tech-forward engineering setting.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio to assess alignment with the required skills and experience, particularly in Angular, TypeScript, and design systems.
• Technical Interview(s): In-depth discussions and potentially coding challenges focused on frontend development, problem-solving, algorithm design, and architectural thinking. Expect questions on Angular specifics, performance optimization, and accessibility.
• System Design/Architecture Discussion: A session to evaluate your ability to design scalable, maintainable, and performant frontend systems and component libraries.
• Behavioral/Team Fit Interview: Assessment of your communication skills, collaboration style, experience in agile environments, and alignment with Fairmarkit's culture and values.
• Hiring Manager/Team Lead Interview: Final discussion to gauge overall fit, leadership potential, and alignment with team goals.

Portfolio Review Tips:

• Showcase Design System Contributions: Clearly present projects where you've built or significantly contributed to a design system. Highlight consistency, reusability, and the impact on development efficiency.
• Demonstrate Angular & TypeScript Expertise: Include code samples or project descriptions that exhibit advanced use of Angular features (standalone components, signals, DI) and TypeScript.
• Highlight Performance & Accessibility: Prepare specific examples and metrics showcasing your ability to optimize frontend performance and implement accessibility best practices.
• Detail Complex Component Development: Showcase examples of complex, reusable UI components you've built, explaining the design choices and technical implementation.
• Quantify Impact: Wherever possible, use metrics to demonstrate the impact of your work, such as reduced load times, improved user engagement, or increased development velocity due to reusable components.

Challenge Preparation:

• Frontend Coding Challenges: Be prepared for live coding exercises or take-home assignments that test your proficiency in Angular, TypeScript, and common frontend algorithms.
• Design System Scenarios: Practice discussing how you would approach building a new component for a design system, considering scalability, accessibility, and maintainability.
• Performance Troubleshooting: Be ready to discuss how you would diagnose and resolve common frontend performance issues.
• Agile & Collaboration Scenarios: Prepare to discuss your experience working in agile teams and collaborating with designers and product managers.

📝 Enhancement Note: This section provides actionable advice for candidates, focusing on how to best present their skills and experience for a senior frontend role with a design systems focus. It anticipates typical interview stages and preparation needs for such positions.

🛠 Tools & Technology Stack

Primary Tools:

• Frontend Framework: Angular (Core technology for this role)
• Languages: TypeScript, JavaScript
• State Management/Reactive: RxJS
• Styling: Modern CSS3, SASS
• Component Libraries (Preferred): Angular Material
• Build Tools (Preferred): Webpack, Vite
• Monorepo Tools (Preferred): Nx

Analytics & Reporting:

• While not explicitly listed, expect tools for performance monitoring (e.g., Lighthouse, WebPageTest) and potentially integrated analytics for user behavior within the platform.

CRM & Automation:

• This role is primarily frontend-focused, so direct CRM/automation tool experience is less critical, but understanding how frontend integrates with backend systems, APIs, and potentially customer-facing workflows (like notifications or admin panels) is key.

📝 Enhancement Note: The "Tools & Technology Stack" section is populated based directly on the required and preferred skills mentioned in the original job description, emphasizing the core technologies for this frontend engineering role.

👥 Team Culture & Values

Operations Values:

• Innovation: A drive to revolutionize procurement through technology, including AI and GenAI. This translates to a culture that encourages exploring new solutions and pushing boundaries.
• Efficiency: A core focus on streamlining processes, reducing cycle times, and driving out costs in procurement. This value is mirrored in the engineering team's pursuit of performant, reusable, and maintainable code.
• Collaboration: Strong emphasis on working effectively within cross-functional teams, fostering open communication and shared problem-solving.
• Quality & Scalability: Commitment to building robust, high-performance, and scalable platform features and components.
• Continuous Improvement: A "pure DevOps culture" and agile environment that encourages constant learning, feedback, and process optimization.

Collaboration Style:

• Cross-Functional Integration: Engineers work closely with product managers and designers to translate requirements into functional features, ensuring alignment across disciplines.
• Knowledge Sharing: The culture promotes sharing knowledge and ideas between colleagues and teams, fostering a learning environment.
• Agile Teamwork: Collaboration is structured around agile sprints, requiring active participation, clear communication, and mutual support within the development team.
• Ownership & Autonomy: While collaborative, there's an expectation of individual ownership and the ability to perform effectively as an individual contributor, driving tasks to completion.

📝 Enhancement Note: The "Team Culture & Values" section is derived from the company description and the role's emphasis on collaboration and modern engineering practices. It links company-wide values to the daily operations of the engineering team.

⚡ Challenges & Growth Opportunities

Challenges:

• Scaling Design Systems: Ensuring that the design system remains effective, scalable, and maintainable as the platform and its features grow rapidly.
• Balancing Innovation and Stability: Integrating new technologies and features while maintaining the stability and performance of core platform components.
• Cross-Team Dependencies: Managing dependencies and ensuring consistent implementation across various teams that utilize the platform's components and features.
• Keeping Pace with Frontend Evolution: Continuously updating skills and practices to keep pace with the rapidly evolving frontend technology landscape, especially within the Angular ecosystem.

Learning & Development Opportunities:

• Advanced Angular & Design Systems: Opportunities to deepen expertise in the latest Angular features and advanced design system patterns.
• Modern Frontend Architecture: Exposure to and contribution to modern architectural patterns for scalable web applications.
• AI/GenAI Integration: Understanding how frontend interfaces interact with AI-powered backend services, contributing to an innovative product.
• Mentorship and Leadership: Potential to mentor junior engineers, lead technical initiatives, and influence architectural decisions.
• Industry Conferences & Training: Company-sponsored participation in professional trainings, courses, conferences, and meetups to stay current with industry trends.

📝 Enhancement Note: This section identifies potential challenges specific to a senior frontend role focused on design systems within a scaling tech company, alongside clear growth pathways and learning opportunities.

💡 Interview Preparation

Strategy Questions:

• Design System Philosophy: "Describe your approach to building and maintaining a scalable design system. How do you ensure adoption and consistency across multiple teams?" (Focus on process, governance, and communication).
• Angular Expertise: "Walk us through a complex feature you built using Angular. What were the key challenges, and how did you leverage Angular's features (e.g., DI, Signals, Standalone Components) to solve them?" (Prepare a detailed case study).
• Performance Optimization: "Imagine a user reports that a specific admin panel is loading very slowly. How would you diagnose and address this issue?" (Demonstrate systematic troubleshooting and optimization techniques).
• Accessibility Implementation: "How do you ensure that the components you build are accessible to all users? Can you provide an example of an accessibility feature you implemented?" (Highlight practical application of WCAG principles).

Company & Culture Questions:

• "What interests you about Fairmarkit and our mission to revolutionize procurement?" (Research the company's impact on the procurement industry).
• "How do you contribute to a positive and productive team culture, especially in an agile and remote/hybrid environment?" (Prepare examples of collaboration and knowledge sharing).
• "How do you stay updated with the latest frontend technologies and best practices?" (Mention specific resources, conferences, or learning methods).

Portfolio Presentation Strategy:

• Structure Your Narrative: For each portfolio piece, clearly state the problem, your role, the solution (highlighting technical details and design system involvement), and the measurable outcome.
• Highlight Design System Impact: Emphasize how your contributions to design systems have improved efficiency, consistency, or maintainability for development teams and end-users.
• Showcase Code Quality: Be prepared to briefly discuss code snippets that exemplify clean architecture, TypeScript usage, and adherence to best practices.
• Quantify Achievements: Use metrics (e.g., performance improvements in ms, reduction in bug reports, adoption rates) to demonstrate the tangible impact of your work.
• Engage and Discuss: Treat the portfolio review as a conversation, inviting questions and elaborating on your thought process and decision-making.

📝 Enhancement Note: This section provides targeted interview preparation advice, including example questions and presentation strategies specifically for a Senior Frontend Engineer role focused on design systems, aligning with Fairmarkit's stated values and technology stack.

📌 Application Steps

To apply for this Senior Frontend Engineer position:

• Submit your application through the Fairmarkit careers portal using the provided link.
• Tailor Your Resume: Highlight your 5+ years of frontend development experience, specifically emphasizing your expertise in Angular, TypeScript, and any contributions to design systems or reusable component libraries. Use keywords from the job description.
• Curate Your Portfolio: Select 2-3 of your strongest projects that best showcase your skills in Angular, TypeScript, performance optimization, accessibility, and design systems. Ensure clear documentation and highlight measurable achievements.
• Prepare for Technical Deep Dives: Review core Angular concepts, TypeScript best practices, RxJS, modern CSS, and common frontend performance/accessibility challenges. Practice coding exercises.
• Research Fairmarkit: Understand Fairmarkit's mission, product, and impact on the procurement industry. Consider how your frontend development skills can contribute to their success.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.