React UI development Lead

📍 Job Overview

Job Title: React UI Development Lead Company: Capgemini Location: Kraków, Katowice, Poznań, Wrocław, Warszawa, Poland Job Type: Full-Time Category: Software Development / Engineering Operations Date Posted: 2025-09-19 Experience Level: 5-10 Years Remote Status: Hybrid

🚀 Role Summary

• Lead the development and implementation of advanced user interfaces using React and TypeScript, ensuring best practices in front-end architecture and code quality.
• Drive the optimization of CI/CD pipelines for React applications, leveraging Azure DevOps to streamline deployment processes and enhance developer productivity.
• Provide technical leadership and mentorship to development teams, fostering a culture of continuous improvement and knowledge sharing in UI development.
• Analyze production systems and troubleshoot complex technical issues, ensuring the stability and performance of front-end applications and infrastructure.
• Collaborate effectively with cross-functional teams, stakeholders, and vendors to deliver robust, user-friendly, and scalable solutions, acting as a customer advocate.

📝 Enhancement Note: While the title is "React UI Development Lead," the responsibilities listed in the job description (e.g., Azure DevOps, CI/CD, production system analysis, infrastructure) indicate a strong blend of front-end leadership with elements of DevOps and operational support for the application lifecycle. This suggests a role that bridges the gap between development and operations, focusing on robust, maintainable, and deployable front-end solutions.

📈 Primary Responsibilities

• Architect, develop, and maintain scalable and high-performance user interfaces using React and TypeScript, adhering to modern design patterns and best practices.
• Lead the setup and management of CI/CD pipelines for React applications using Azure DevOps, ensuring efficient build, test, and deployment cycles.
• Conduct in-depth analysis of production systems to identify performance bottlenecks, areas for improvement, and potential issues within the application or infrastructure.
• Troubleshoot and resolve complex technical problems across the front-end stack, providing end-to-end problem resolution and root cause analysis.
• Document technical implementation details, operational procedures, and system configurations for handover and support by operational teams.
• Mentor and guide junior developers and peers, sharing expertise in React, TypeScript, CSS, responsive design, and related front-end technologies.
• Collaborate with backend engineers, product managers, and other stakeholders to define requirements, design solutions, and ensure seamless integration of front-end components.
• Evaluate and recommend new technologies, tools, and methodologies to enhance the front-end development process and application quality.
• Ensure adherence to coding standards, security best practices, and performance optimization strategies throughout the development lifecycle.
• Act as a technical lead for client-facing engagements, translating business requirements into technical solutions and providing consultative support.

📝 Enhancement Note: The responsibilities emphasize not just coding but also leadership, process management (CI/CD), and operational troubleshooting, aligning with a "Lead" role that has a broad impact on the application's lifecycle and team enablement. The mention of "customer advocacy" and "consultative skills" points to client interaction and solution design being key components.

🎓 Skills & Qualifications

Education: A Bachelor's or Master's degree in Computer Science, Engineering, or a related field is typically expected for leadership roles, though equivalent practical experience will also be considered.

Experience: Minimum of 5-10 years of professional experience in front-end development, with a significant portion focused on React and leading development efforts. Proven experience in managing and optimizing CI/CD processes is crucial.

Required Skills:

• Expert proficiency in React and TypeScript for building complex, interactive user interfaces.
• Strong command of CSS, including modern CSS features and responsive design principles to ensure cross-browser and cross-device compatibility.
• Demonstrated experience with React Query, Storybook, or similar state management and component-building tools.
• Hands-on experience in managing CI/CD processes and pipelines, specifically for React applications, ideally with Azure DevOps.
• Proven ability to optimize application performance and enhance user experience through effective coding and architectural decisions.
• Experience leading large-scale front-end projects and establishing technical best practices and coding standards.
• Deep understanding of core web technologies, including HTTP, RESTful APIs, and OpenAPI specifications.
• Proficiency in using Git for version control, including branching, merging, and collaborative workflows.
• Strong problem-solving skills, with the ability to troubleshoot and resolve complex technical issues independently.
• Excellent communication skills, both written and verbal, for effective collaboration and documentation.
• Familiarity with backend/cloud technologies such as AWS or Azure.

Preferred Skills:

• Experience with .NET framework and related development tools.
• Familiarity with SOAP web services in addition to REST.
• Skilled in using Azure API services (Functions, API Management, API Center).
• Expertise in querying large datasets using SQL and exposure to NoSQL databases.
• Experience with API testing tools and frameworks.
• Proven ability to apply common design patterns to structure robust and maintainable solutions.
• Experience in conducting system analysis and identifying areas for infrastructure improvement.
• Customer-facing consultative skills and experience acting as a customer advocate.

📝 Enhancement Note: The qualifications list is extensive, covering not just core front-end skills but also DevOps, cloud, API management, and database knowledge, reflecting the operational and leadership aspects of the role. The emphasis on "Experienced Leader" and "Experience leading large-scale front-end projects and setting best practices" clearly positions this as a senior, influential role.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a minimum of 2-3 significant front-end projects led or heavily contributed to, demonstrating expertise in React, TypeScript, and responsive design.
• Projects should highlight complex UI implementations, performance optimizations, and user-centric design principles.
• Include examples demonstrating experience with state management solutions (e.g., React Query, Redux, Context API) and component libraries (e.g., Storybook).
• Provide evidence of managing or contributing to CI/CD processes for these projects, ideally with examples of pipeline configurations or improvements.
• Demonstrate clear problem-solving approaches and technical decision-making rationale for key architectural choices.

Process Documentation:

• Examples of technical documentation for front-end architectures, component designs, or API integrations.
• Documentation related to setting up or optimizing CI/CD pipelines, including specific tools like Azure DevOps.
• Case studies or descriptions of how production system issues were analyzed, diagnosed, and resolved.
• Examples of best practices documentation or coding standards established for a development team.

📝 Enhancement Note: For a Lead role, a portfolio demonstrating not just technical skill but also leadership, process ownership (CI/CD), and problem-solving is critical. The expectation is to show how an individual has improved development workflows and ensured the operational health of front-end applications, not just built features.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for a React UI Development Lead with 5-10 years of experience in Poland, particularly in major tech hubs like Warsaw or Krakow, the estimated annual gross salary range would be between PLN 160,000 to PLN 240,000. This range can vary based on specific skills, project complexity, and final negotiation.

Benefits:

• Comprehensive medical care package including Medicover.
• Private life insurance coverage.
• Access to a Medicover Sport card for wellness activities.
• Employee assistance program with a dedicated Capgemini Helpline for psychological and therapeutic support.
• Access to the educational podcast "Let's talk about wellbeing" on Spotify.
• Extensive learning and development opportunities with over 70 training tracks, including certifications in areas like GenAI, Business Analysis, and Project Management via the NEXT platform.
• Free access to online learning resources from Education First (languages), Pluralsight, TED Talks, Coursera, and Udemy Business.
• Continuous feedback and performance discussions facilitated by the GetSuccess performance management tool.
• Hybrid working model, combining modern office work with remote flexibility.
• Home office package provided, including essential equipment like a laptop, monitor, and chair, to support effective remote work.

Working Hours: The standard working hours are typically 40 per week, aligning with full-time employment. The hybrid model offers flexibility in structuring these hours, balancing office presence with remote work days.

📝 Enhancement Note: The benefits package at Capgemini is robust, with a strong emphasis on employee well-being, continuous learning, and work-life balance, which are attractive points for experienced professionals in the tech industry. The salary estimate is based on market data for senior development roles in Poland, considering the "Lead" designation and the required technical expertise.

🎯 Team & Company Context

🏢 Company Culture

Industry: Information Technology and Services, Consulting. Capgemini is a global leader in IT services and digital transformation, working with a diverse range of clients across various sectors. Company Size: Over 360,000 employees globally. This indicates a large, established organization with extensive resources, a global presence, and a wide array of career opportunities and project diversity. Founded: 1967. Capgemini has a long history and deep industry expertise, suggesting stability, a strong foundation in technology, and a well-established corporate structure.

Team Structure:

• The React UI Development Lead would likely be part of a broader digital engineering or application development team, possibly within a specific client engagement or a practice area.
• The reporting structure would typically involve a direct report to a Development Manager, Technical Director, or Practice Lead, with leadership responsibilities over a team of front-end developers.
• Collaboration is expected to be high, involving close interaction with backend developers, DevOps engineers, QA teams, project managers, business analysts, and potentially client stakeholders.

Methodology:

• Capgemini often employs agile methodologies (Scrum, Kanban) for project delivery, emphasizing iterative development, collaboration, and continuous feedback.
• Data analysis and insights are crucial for understanding system performance, user behavior, and project progress, driving informed decision-making.
• Workflow planning and optimization are key, particularly in managing the SDLC and implementing efficient development practices.
• Automation and efficiency practices are central, especially in the context of CI/CD pipelines and streamlined development processes.

Company Website: https://www.capgemini.com/

📝 Enhancement Note: Capgemini's global scale and diverse client base mean that roles can vary significantly. This specific role likely sits within a client-facing project, demanding adaptability and strong stakeholder management skills, alongside technical leadership. The company's commitment to diversity and inclusion is a key cultural aspect.

📈 Career & Growth Analysis

Operations Career Level: This is a "Lead" position, indicating a senior individual contributor or a first-level management role with significant technical oversight and team influence. It signifies a transition from a senior developer to someone responsible for technical direction, best practices, and potentially mentoring junior team members within the front-end domain. The role requires a balance of deep technical expertise and leadership capabilities.

Reporting Structure: The React UI Development Lead would typically report to a higher-level technical manager, such as a Development Manager, Technical Director, or a Practice Lead for Front-End Development. They would, in turn, lead a team of React developers. This structure allows for clear lines of accountability and strategic alignment.

Operations Impact: The role's impact extends beyond just delivering front-end features. By leading UI development and managing CI/CD processes, this role directly influences application stability, deployment efficiency, developer productivity, and ultimately, the client's user experience and satisfaction. Strong operational practices in front-end development contribute directly to the overall success and efficiency of IT service delivery.

Growth Opportunities:

• Technical Specialization: Deepen expertise in advanced front-end architectures, performance tuning, accessibility, or emerging UI technologies.
• Team Leadership: Progress into roles with broader team management responsibilities, such as a Front-End Architect, Engineering Manager, or a specialized Technical Lead for a specific domain.
• Cross-Functional Roles: Transition into roles that bridge development and operations, such as a DevOps Lead for front-end systems, or into Solution Architecture.
• Client Engagement: Develop stronger client-facing and consultative skills, potentially leading to roles in pre-sales, client management, or strategic consulting.
• Mentorship & Training: Take on formal mentorship roles or contribute to internal training programs, shaping the skills of future Capgemini engineers.

📝 Enhancement Note: For a "Lead" role at a large consultancy like Capgemini, growth paths are diverse. The emphasis on both technical leadership and operational efficiency (CI/CD) provides excellent opportunities for individuals looking to specialize or broaden their expertise across the software delivery lifecycle.

🌐 Work Environment

Office Type: Capgemini operates modern office spaces designed to foster collaboration and innovation. These environments typically include open-plan workspaces, meeting rooms equipped with collaboration technology, and quiet zones for focused work. Given the hybrid model, the office serves as a hub for team meetings, client interactions, and collaborative sessions.

Office Location(s): The role is open to multiple locations across Poland: Kraków, Katowice, Poznań, Wrocław, and Warszawa. This provides flexibility for candidates and access to major tech talent pools in these cities.

Workspace Context:

• Collaborative Environment: The office setup encourages interaction between team members, fostering a collaborative approach to problem-solving and knowledge sharing, which is essential for a lead role.
• Operations Tools & Technology: Access to standard corporate IT infrastructure, development tools, and collaboration platforms will be provided. The role requires proficiency with specific tools like Azure DevOps and Git.
• Team Interaction: Opportunities for regular face-to-face interaction with team members, project managers, and other stakeholders to discuss technical challenges, project progress, and strategic direction.

Work Schedule: The hybrid work model allows for a balance between in-office and remote work, typically requiring 2 days per week in the office. This setup provides flexibility while ensuring team cohesion and effective collaboration.

📝 Enhancement Note: The hybrid model is a significant aspect of the work environment, offering a balance that many professionals seek. The multiple office locations suggest that teams may be distributed, requiring strong remote collaboration skills alongside in-office presence.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or HR representative will conduct an initial assessment, likely focusing on your resume, relevant experience, and cultural fit.
• Technical Interview(s): Expect one or more in-depth technical interviews with hiring managers or senior team members. These will likely cover your expertise in React, TypeScript, CSS, responsive design, performance optimization, and your experience with CI/CD and Azure DevOps. You may be asked to discuss past projects in detail.
• Portfolio Review/Coding Challenge: A crucial step will involve a review of your portfolio, showcasing your leadership in front-end projects. A live coding exercise or a take-home challenge focused on UI development, problem-solving, or CI/CD pipeline design is also possible.
• Team/Stakeholder Interview: You may have an opportunity to meet with potential team members or key stakeholders to assess team fit and collaboration style.
• Final Interview: A final discussion with a senior leader or department head to confirm suitability for the role and discuss overarching responsibilities.

Portfolio Review Tips:

• Highlight Leadership: Clearly articulate your role in leading projects, setting technical direction, and mentoring teams.
• Showcase Process Ownership: Include examples of how you've managed or improved CI/CD pipelines, demonstrating your understanding of the development-to-operations workflow.
• Quantify Achievements: Wherever possible, use metrics to demonstrate the impact of your work (e.g., performance improvements, reduction in deployment times, issue resolution rates).
• Structure Clearly: Organize your portfolio logically, perhaps by project type or by skill demonstrated. Use clear descriptions and visuals.
• Prepare to Discuss: Be ready to walk through your projects, explain technical decisions, and discuss challenges encountered and how you overcame them.

Challenge Preparation:

• CI/CD Focus: Brush up on Azure DevOps capabilities, common CI/CD patterns for front-end applications, and best practices for build/release pipelines.
• React & TypeScript Deep Dive: Be prepared for in-depth questions on React hooks, context API, performance optimization techniques (e.g., memoization, code splitting), and advanced TypeScript features.
• Problem-Solving Scenarios: Practice thinking through troubleshooting scenarios for complex UI issues or deployment failures, articulating your thought process clearly.
• Design Patterns: Review common front-end design patterns and discuss when and why you would use them.

📝 Enhancement Note: The interview process for a lead role will be rigorous, focusing heavily on demonstrated leadership, technical depth, and an understanding of operational processes like CI/CD. A well-prepared portfolio and clear articulation of past successes are paramount.

🛠 Tools & Technology Stack

Primary Tools:

• React: Core JavaScript library for building user interfaces.
• TypeScript: For static typing, enhancing code quality and maintainability.
• CSS: Modern CSS features for styling and responsive design.
• Azure DevOps: For CI/CD pipelines, version control (Git), work item tracking, and potentially other ALM features.
• Git: Essential for version control and collaborative development workflows.
• Storybook: For developing, testing, and documenting UI components in isolation.
• React Query (or similar): For efficient data fetching, caching, and state management in React applications.

Analytics & Reporting:

• Browser Developer Tools: For debugging, performance profiling, and network analysis.
• Application Performance Monitoring (APM) tools: Potentially used for real-time monitoring of production applications (e.g., Azure Application Insights, Dynatrace, New Relic).
• CI/CD Analytics: Metrics from Azure DevOps related to build times, deployment success rates, and pipeline efficiency.

CRM & Automation:

• While not a direct CRM role, understanding how front-end applications integrate with backend systems and APIs (which might be managed via CRM or other systems) is beneficial.
• API Management Tools (Azure API Management, etc.): For managing, securing, and publishing APIs.
• Integration Tools: Understanding how front-end applications interface with backend services and data layers.

📝 Enhancement Note: The technology stack highlights a modern front-end development environment with a strong emphasis on DevOps integration and efficient tooling. Proficiency with Azure DevOps is a key differentiator for this role.

👥 Team Culture & Values

Operations Values:

• Efficiency and Optimization: A strong drive to improve processes, automate tasks, and optimize application performance and deployment workflows.
• Collaboration and Knowledge Sharing: Fostering an environment where team members openly share knowledge, provide feedback, and work together to solve complex problems.
• Customer Focus: Prioritizing client needs and delivering high-quality, user-centric solutions that meet business objectives.
• Continuous Improvement: A commitment to learning, adapting to new technologies, and constantly seeking ways to enhance development practices and application quality.
• Technical Excellence: Upholding high standards for code quality, architecture, and technical solutions.

Collaboration Style:

• Cross-functional Integration: Actively engaging with backend, QA, DevOps, and product teams to ensure seamless integration and efficient delivery.
• Process Review Culture: Encouraging open discussion and constructive feedback on development processes, code reviews, and CI/CD pipelines.
• Knowledge Sharing Practices: Participating in or leading technical discussions, code reviews, and internal knowledge-sharing sessions to uplift the team's capabilities.

📝 Enhancement Note: The culture values a proactive, collaborative approach, with an emphasis on driving tangible improvements in development processes and application delivery, aligning with the operational aspects of a lead role.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Innovation and Stability: Keeping pace with rapidly evolving front-end technologies while ensuring the stability and maintainability of existing applications and processes.
• Managing Complex CI/CD Pipelines: Ensuring the reliability and efficiency of CI/CD pipelines for large-scale applications, which can be complex to configure and maintain.
• Technical Debt Management: Identifying and addressing technical debt within front-end codebases and development processes.
• Cross-Team Dependencies: Navigating dependencies with backend teams, infrastructure, and other stakeholders to ensure smooth project execution.
• Mentoring and Leadership: Effectively guiding and mentoring a team of developers to foster growth and maintain high performance standards.

Learning & Development Opportunities:

• Operations Skill Advancement: Gaining deeper expertise in DevOps practices, CI/CD automation, and cloud infrastructure management (Azure).
• Industry Conference and Certification Participation: Opportunities to attend industry events or pursue certifications relevant to front-end development, cloud, or DevOps.
• Operations Mentorship and Leadership: Developing leadership skills through formal mentorship programs, leading projects, and contributing to strategic technical decisions within Capgemini.
• Exposure to Diverse Technologies: Working on various client projects provides exposure to different tech stacks, industries, and problem domains.

📝 Enhancement Note: The role presents opportunities to grow in both technical depth and leadership, particularly in the intersection of front-end development and operational efficiency (DevOps).

💡 Interview Preparation

Strategy Questions:

• Operations Strategy: "Describe how you would design a CI/CD pipeline for a new React application from scratch using Azure DevOps. What are the key stages and considerations for ensuring robustness and speed?"
  • Preparation: Focus on continuous integration, automated testing (unit, integration, E2E), deployment strategies (blue/green, canary), and feedback loops.
• Collaboration & Stakeholder Management: "Tell me about a time you had to collaborate with a backend team or operations to resolve a complex production issue. How did you approach communication and problem-solving?"
  • Preparation: Use the STAR method (Situation, Task, Action, Result) to detail your experience, focusing on communication clarity, cross-functional teamwork, and achieving resolution.
• Problem-Solving: "Imagine a critical UI bug is reported by a client right before a major release. How would you prioritize, investigate, and manage the resolution process, considering the impact on the deployment schedule?"
  • Preparation: Outline a structured approach involving impact assessment, root cause analysis, decision-making (hotfix vs. rollback), communication, and post-mortem analysis.

Company & Culture Questions:

• "What interests you about Capgemini and this specific role as a React UI Development Lead?"
  • Preparation: Research Capgemini's values, recent projects, and its position in the market. Connect your skills and career aspirations to the company's mission and the role's responsibilities.
• "How do you foster a collaborative environment within a development team, especially in a hybrid work setting?"
  • Preparation: Discuss strategies for effective communication, team building, knowledge sharing, and ensuring inclusivity for remote team members.
• "How do you measure the success of your front-end development efforts and the operational efficiency of your team's processes?"
  • Preparation: Be ready to discuss KPIs such as code quality metrics, performance benchmarks, deployment frequency, lead time for changes, bug resolution times, and team velocity.

Portfolio Presentation Strategy:

• Case Study Structure: For each key project, present a concise case study: Problem statement, your role and responsibilities, technical challenges, solutions implemented (highlighting React, TypeScript, CI/CD aspects), and quantifiable results/impact.
• Metrics Presentation: Clearly present performance metrics, improvements in deployment processes, or user satisfaction data. Visualize data where possible.
• Interactive Demonstration: If feasible, provide a live demo of a relevant part of a project or a component built using Storybook.
• Operations Alignment: Explicitly connect your project work to operational efficiency, scalability, and maintainability. Discuss how your work supports robust application delivery.

📝 Enhancement Note: Preparation should emphasize not just technical prowess but also leadership qualities, problem-solving methodologies, and an understanding of how front-end development integrates into the broader operational lifecycle.

📌 Application Steps

To apply for this React UI Development Lead position:

• Submit your application through the provided link on the Capgemini careers portal.
• Portfolio Customization: Tailor your resume and portfolio to highlight your leadership experience in React UI development, CI/CD management (especially with Azure DevOps), performance optimization, and any mentoring or team lead responsibilities. Select 2-3 key projects that best demonstrate these capabilities.
• Resume Optimization: Ensure your resume clearly articulates your experience with React, TypeScript, CSS, responsive design, and your proficiency with Azure DevOps and Git. Quantify achievements and responsibilities where possible.
• Interview Preparation: Practice articulating your technical expertise, leadership approach, and problem-solving skills. Prepare specific examples using the STAR method for behavioral questions and be ready to discuss your portfolio in detail.
• Company Research: Familiarize yourself with Capgemini's services, values, and recent news. Understand their approach to digital transformation and the role of technology in their client solutions. Consider how your skills align with their strategic goals.

⚠️ 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.